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LH1119 Modern Smooth Swept Curved Door Lever Handle on Round Rose – Zinc Alloy or Aluminum Alloy

  • LH1119

  • Degol

  • Product Name: Smooth Swept Curved Door Lever Handle
  • Material Options: Zinc Alloy / Aluminum Alloy
  • Suitable Door Thickness: 35–44 mm
  • OEM / ODM: Available for Inquiry
  • MOQ: 500 pcs
Availability:
Quantity:

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Product Introduction

The DEGOL LH1119 Modern Smooth Swept Curved Door Lever Handle on Round Rose is a contemporary architectural door hardware design featuring a gently flowing curved lever, a slim connecting neck, and a concealed-fixing round rose.

Designed for modern interior door applications, the LH1119 combines smooth rounded geometry with a distinctive swept lever profile.

Unlike conventional straight tubular handles, the LH1119 features a continuous curved shape that flows naturally from the connecting neck toward the outer gripping section.

The lever has a softly contoured profile, creating a balanced combination of simplicity, movement, and contemporary styling.

The outer end rises slightly and has a gently angled appearance, giving the handle a refined silhouette without the sharp corners of a rectangular lever.

The LH1119 is presented with zinc alloy or aluminum alloy material options, allowing wholesale customers to inquire about the material configuration most appropriate for their projects.

The supplied reference drawing illustrates a satin silver metallic appearance and identifies satin chrome, polished chrome, satin nickel, and matte black as typical finish options for comparable products.

The actual availability of each material and finish combination must be confirmed with DEGOL.

According to the reference engineering sheet, the LH1119 has an overall lever length of approximately 118 mm and a projection of approximately 60 mm.

The main gripping section has a reference diameter of 19.5 mm, while the connecting neck has a reference diameter of 16 mm.

The handle is mounted on a circular rose approximately 53 mm in diameter and 11 mm thick.

The reference sheet also identifies an 8 × 8 mm square spindle, a typical spindle length of 85 mm, a concealed-fixing round rose, and a suitable door thickness range of 35–44 mm.

Its modern curved profile makes the LH1119 a design option for compatible residential interior doors, apartment developments, offices, and selected hospitality or commercial interior projects.

Jiangmen Degol Hardware Co., Ltd. welcomes wholesale and OEM / ODM inquiries from architectural hardware importers, door handle distributors, building material suppliers, door manufacturers, contractors, and international hardware brands.

Key Product Highlights

  • Modern smooth swept curved door lever design

  • Gently flowing lever silhouette

  • Rounded gripping section

  • Slim curved connecting neck

  • Slightly upturned outer lever end

  • Zinc alloy or aluminum alloy material options

  • Approx. 118 mm reference lever length

  • Approx. 60 mm reference projection

  • Approx. Ø19.5 mm reference grip diameter

  • Approx. Ø16 mm reference neck diameter

  • Approx. Ø53 mm round mounting rose

  • Approx. 11 mm rose thickness

  • Concealed-fixing round rose configuration

  • Approx. 38 mm mounting-hole spacing

  • Two approximately Ø4.5 mm mounting holes

  • Typical 8 × 8 mm square spindle

  • Approx. 85 mm reference spindle length

  • Reference door thickness of 35–44 mm

  • Non-handed configuration indicated in the reference sheet

  • Satin chrome, polished chrome, satin nickel, and matte black finish inquiries

  • Wholesale and OEM / ODM inquiries welcomed

Technical Notice: The supplied engineering drawing states that its dimensions are derived from comparable market products. These figures are reference values and are not independently verified LH1119 manufacturing specifications. Buyers should request an approved technical drawing and confirm the final material, finish, dimensions, mounting configuration, and package contents before ordering or installation.


Product Definition

What Is the DEGOL LH1119 Smooth Swept Curved Door Lever Handle?

The DEGOL LH1119 is a modern lever-on-round-rose door handle design characterized by a flowing curved gripping section and a slimmer connecting neck.

The lever is intended to operate a compatible latch or lock mechanism through a square spindle connection.

Its main design feature is the smooth curvature extending from the mounting area toward the outer end.

This creates a softer architectural appearance than a conventional straight lever handle.

Main Design Characteristics

1. Smooth Swept Lever Profile

The lever follows a gentle flowing curve rather than a completely straight horizontal line.

2. Rounded Grip Geometry

The reference drawing identifies a nominal grip diameter of 19.5 mm.

3. Slim Connecting Neck

The reference neck diameter is 16 mm, creating a visual transition into the fuller gripping section.

4. Slightly Upturned Lever End

The outer end rises subtly, contributing to the flowing design.

5. Softly Angled Tip

The front and isometric views show a gently angled outer termination rather than a sharply squared end.

6. Round Mounting Rose

The lever is shown with a circular mounting rose.

7. Concealed Fixing

The reference specification identifies a concealed-fixing round rose configuration.

8. Square Spindle Connection

The drawing identifies an 8 × 8 mm square spindle.

9. Non-Handed Reference Configuration

The specification table describes the design as non-handed. Actual reversibility must be verified for the production version.

10. Zinc Alloy or Aluminum Alloy

Both material categories are identified in the reference sheet.

Illustrated Product Components

The reference drawing shows:

  • One curved lever handle

  • One slim connecting neck

  • One circular decorative rose

  • A rear mounting plate detail

  • Two mounting-hole positions

  • A square spindle detail

The drawing does not establish the complete commercial package contents.

A second lever, keyhole escutcheons, mortise lock body, lock cylinder, fixing screws, and other accessories should not be assumed to be included without confirmation.


Product Specification

Parameter Specification
Brand DEGOL
Model Number LH1119
Product Name Smooth Swept Curved Door Lever Handle on Round Rose
Product Category Architectural Door Hardware
Product Type Lever Door Handle on Round Rose
Design Style Modern / Contemporary / Minimalist
Lever Shape Smooth Swept Curve
Grip Profile Rounded
Connecting Neck Slim Curved Neck
Outer Lever End Slightly Upturned / Softly Angled
Material Option 1 Zinc Alloy
Material Option 2 Aluminum Alloy
Illustrated Appearance Satin Silver Metallic
Typical Finish Options Satin Chrome / Polished Chrome / Satin Nickel / Matte Black
Overall Lever Length 118 mm – Reference
Lever Projection 60 mm – Reference
Grip Diameter Ø19.5 mm – Reference
Neck / Shank Diameter Ø16 mm – Reference
Rose Shape Round
Rose Diameter Ø53 mm – Reference
Rose Thickness 11 mm – Reference
Mounting Type Concealed Fixing Round Rose – Reference
Mounting-Hole Spacing 38 mm – Reference
Mounting Holes 2 × Ø4.5 mm – Reference
Spindle Size 8 × 8 mm Square – Reference
Typical Spindle Length 85 mm – Reference
Door Thickness 35–44 mm – Reference
Handing Non-Handed – Reference; Verify
Main Application Compatible Interior Doors
General Reference Tolerance ±1 mm Unless Otherwise Specified
OEM / ODM Available for Inquiry
MOQ To Be Confirmed
Manufacturer Jiangmen Degol Hardware Co., Ltd.
Country of Origin China

Specification Disclaimer: All dimensions in this table are taken from a market-reference drawing. They should not be used as approved LH1119 manufacturing, drilling, or inspection specifications.


Technical Drawing & Dimensions

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The supplied LH1119 reference engineering sheet illustrates the handle through several views.

These include:

  • Front view

  • Side elevation

  • Top view

  • Isometric reference view

  • Mounting rose backplate detail

  • Square spindle detail

  • Product specification table

All dimensions are expressed in millimeters.

1. Overall Lever Length – 118 mm

The reference specification identifies an overall lever length of 118 mm.

The front and top views illustrate the relationship between the mounting axis and the outer lever end.

The exact measurement datum must be confirmed in an approved technical drawing.

2. Lever Projection – 60 mm

The reference table identifies a projection from the door face of 60 mm.

This dimension is relevant when evaluating the installed handle's clearance and relationship to adjacent fittings.

The final projection measurement should be verified against an approved production drawing.

3. Grip Diameter – Ø19.5 mm

The reference drawing identifies a nominal grip diameter of 19.5 mm.

The rounded gripping profile contributes to the handle's soft, flowing appearance.

4. Neck / Shank Diameter – Ø16 mm

The connecting neck has a reference diameter of 16 mm.

The difference between the slimmer neck and fuller gripping section creates a subtle transition in the handle profile.

5. Smooth Curved Lever Geometry

The top view illustrates a flowing curved transition between the mounting axis and the main gripping section.

The front view also shows a gentle upward sweep toward the outer end.

The exact curvature radii are not specified.

6. Slightly Upturned Outer End

The outer lever end rises slightly relative to the main gripping section.

This feature helps distinguish LH1119 from straight tubular lever designs.

7. Round Rose Diameter – Ø53 mm

The reference drawing identifies a circular mounting rose with a diameter of 53 mm.

The round rose complements the handle's curved and rounded geometry.

8. Rose Thickness – 11 mm

The reference rose thickness is 11 mm.

The actual installed thickness depends on the approved mounting and cover construction.

9. Concealed-Fixing Mounting

The product specification identifies a concealed-fixing round rose.

The rear mounting detail illustrates two fixing-hole positions.

The exact mounting assembly and screw specifications require confirmation.

10. Mounting-Hole Spacing – 38 mm

The mounting backplate drawing indicates a typical fixing-center spacing of 38 mm.

This dimension must be verified before drilling or preparing door hardware.

11. Mounting-Hole Diameter – Ø4.5 mm

The reference backplate detail identifies two approximately Ø4.5 mm mounting holes.

The actual fixing method may depend on the door construction and installation requirements.

12. Square Spindle – 8 × 8 mm

The reference spindle section measures 8 × 8 mm.

The actual spindle must be compatible with the selected latch or mortise lock.

13. Typical Spindle Length – 85 mm

The spindle detail illustrates a typical length of 85 mm.

The actual supplied spindle length must be confirmed.

14. Suitable Door Thickness – 35–44 mm

The reference specification indicates a suitable door thickness range of 35–44 mm.

Actual compatibility depends on the approved spindle, fixing system, and lock configuration.

15. Non-Handed Reference Configuration

The reference specification identifies the handle as non-handed.

Actual reversibility and installation orientation should be verified for the production version.

16. General Reference Tolerance – ±1 mm

The engineering sheet states a general tolerance of ±1 mm unless otherwise specified.

Because the drawing is based on comparable market products, this tolerance should not be treated as an approved manufacturing acceptance criterion.

Reference Dimension Summary

Component Reference Dimension
Overall Lever Length 118 mm
Lever Projection 60 mm
Grip Diameter Ø19.5 mm
Neck / Shank Diameter Ø16 mm
Rose Diameter Ø53 mm
Rose Thickness 11 mm
Mounting-Hole Spacing 38 mm
Mounting-Hole Diameter 2 × Ø4.5 mm
Square Spindle 8 × 8 mm
Typical Spindle Length 85 mm
Suitable Door Thickness 35–44 mm
General Drawing Tolerance ±1 mm

Dimensional Verification Notice

The supplied engineering sheet states that the dimensions are derived from comparable market products.

Final production dimensions should be verified using physical samples or approved factory drawings.

Do not use the reference illustration directly as a manufacturing or drilling template.


Material & Surface Finish

Material Option 1 – Zinc Alloy

Zinc alloy is a common material category for decorative architectural door hardware.

Depending on the alloy grade and manufacturing process, zinc alloy may be used to produce lever handles with rounded contours and flowing decorative profiles.

For LH1119, zinc alloy is one of the material options identified in the reference sheet.

Potential design considerations include:

  • Smooth swept lever geometry

  • Rounded gripping section

  • Slim connecting neck

  • Decorative metallic finishes

  • Compatible interior door applications

The actual zinc alloy grade, construction, and manufacturing process must be confirmed.

Material Option 2 – Aluminum Alloy

Aluminum alloy is another material option identified for LH1119.

Aluminum alloys generally have lower density than zinc alloys, which may be relevant when product weight is a consideration.

Depending on the selected grade and production process, aluminum alloy can be used for contemporary architectural hardware with smooth rounded profiles.

Potential considerations include:

  • Modern flowing lever design

  • Lower-density material selection

  • Rounded gripping geometry

  • Satin metallic appearance

  • Compatible interior door applications

The actual aluminum alloy grade, construction, and surface treatment must be confirmed.

Zinc Alloy vs. Aluminum Alloy

Feature Zinc Alloy Aluminum Alloy
Material Category Zinc-Based Alloy Aluminum-Based Alloy
General Density Typically Higher Typically Lower
Curved Lever Geometry Process-Dependent Process-Dependent
Rounded Grip Design Possible Possible
Decorative Finishing Alloy and Process-Dependent Alloy and Process-Dependent
Component Weight Depends on Construction Depends on Construction
Mechanical Performance Grade-Dependent Grade-Dependent
Corrosion Resistance Alloy and Coating-Dependent Alloy and Coating-Dependent
LH1119 Production Availability To Be Confirmed To Be Confirmed

The most appropriate material depends on the required performance, finish, product weight, cost, and installation environment.

Neither material should be described as universally stronger or more durable without verified technical data.

Satin Chrome Finish

Satin chrome is one of the typical finish categories listed in the reference drawing.

Its understated metallic appearance can complement the LH1119's smooth curved design.

Polished Chrome Finish

Polished chrome is another finish category identified in the reference sheet.

Customers may inquire about a brighter reflective metallic appearance.

Satin Nickel Finish

Satin nickel is listed as a typical finish option.

Its soft metallic character can coordinate with modern residential and commercial interior hardware.

Matte Black Finish

Matte black is also identified in the reference specification.

Customers may inquire about this finish for contemporary monochrome or minimalist interior projects.

Custom Finish Inquiries

Buyers may ask whether additional colors or decorative surface treatments can be supplied.

Any unlisted finish must be confirmed for technical feasibility, production availability, and commercial requirements.

Illustrated Surface Appearance

The supplied isometric rendering shows a satin silver lever with reflective highlights around the connecting neck and mounting rose.

This visual effect does not independently establish a two-tone finish or multiple material construction.

The final finish should be approved using a physical sample.

Material and Finish Confirmation Checklist

Before placing a wholesale order, verify:

  • Zinc alloy or aluminum alloy selection

  • Exact alloy grade

  • Solid or hollow construction

  • Manufacturing method

  • Surface treatment process

  • Finish color and texture

  • Coating requirements

  • Product weight

  • Intended installation environment

  • Applicable project performance standards

Material Notice: LH1119 is presented with zinc alloy or aluminum alloy options. It should not be described as stainless steel unless a separate stainless steel version is formally confirmed.


Applications

The DEGOL LH1119 Smooth Swept Curved Door Lever Handle may be considered for contemporary interior door applications.

1. Modern Residential Interiors

The flowing curved design can complement homes with minimalist or contemporary architectural styling.

2. Bedroom Doors

LH1119 may be considered for compatible bedroom doors when paired with an appropriate latch or privacy locking system.

3. Living Room Doors

Its understated metallic appearance can coordinate with modern residential door finishes.

4. Study and Home Office Doors

The smooth curved lever can suit contemporary home workspaces.

5. Apartment Developments

The design can be evaluated for apartment and condominium interior door hardware schedules.

6. Office Interior Doors

LH1119 may suit compatible office doors, meeting rooms, and administrative spaces.

7. Hotel Interior Projects

The handle can be considered for hospitality interiors when the final configuration meets the required durability, security, and locking specifications.

8. Commercial Interior Renovations

The curved lever offers a contemporary alternative to conventional straight-bar handles.

9. Door Manufacturing Projects

Door manufacturers may evaluate LH1119 for integration with compatible door constructions and locking systems.

10. Architectural Hardware Distribution

The smooth swept lever profile provides a recognizable design category for importers, distributors, and wholesalers.


Suitable Door Types

Door Type Application Consideration
Wooden Interior Doors Subject to fixing and lock compatibility
MDF Interior Doors Subject to door construction
Composite Interior Doors Subject to approved installation specifications
Bedroom Doors Compatible latch or privacy lock required
Apartment Interior Doors Suitable for evaluation
Office Interior Doors Suitable for evaluation
Hotel Interior Doors Project performance requirements must be verified
Metal Interior Doors Appropriate mounting preparation required
Commercial Interior Doors Subject to project requirements
Exterior Entrance Doors Environmental suitability not established
Fire-Rated Doors Requires appropriate certification and approval
Frameless Glass Doors Direct mounting compatibility not established
Sliding Doors Not intended as a conventional sliding-door pull

Door Compatibility Checklist

Before selecting LH1119, confirm:

  • Door material

  • Door thickness

  • Lock or latch type

  • Square spindle dimensions

  • Spindle length

  • Mounting arrangement

  • Fixing-hole locations

  • Lever handing

  • Required operating clearance

  • Applicable project requirements

The supplied reference drawing does not establish fire resistance, emergency-exit certification, or suitability for a certified door assembly.


Installation Guide

How to Install the DEGOL LH1119 Curved Door Lever Handle on Round Rose

The following steps provide a general installation overview.

Actual installation must follow the approved LH1119 instructions and the selected lock manufacturer's requirements.

Step 1 – Verify Door Compatibility

Check the door material, thickness, and locking system.

The reference drawing indicates a suitable door thickness range of 35–44 mm.

Step 2 – Check the Components

Inspect the supplied lever, mounting rose, spindle, fixing components, and accessories.

Compare the contents with the confirmed packing list.

Step 3 – Confirm Lever Orientation

The reference sheet identifies LH1119 as non-handed.

Verify the actual product configuration before installation.

Step 4 – Prepare the Door

Mark the spindle opening and fixing positions according to approved installation instructions.

Do not use the market-reference drawing as a drilling template.

Step 5 – Install the Compatible Lock

Fit the latch or mortise lock according to the lock manufacturer's instructions.

Step 6 – Insert the Square Spindle

Fit the approved spindle through the lock follower.

The reference spindle section is 8 × 8 mm, with a typical illustrated length of 85 mm.

Confirm the actual supplied spindle dimensions.

Step 7 – Position the Lever

Place the handle in the required orientation.

Check that the curved lever and connecting neck are correctly aligned.

Step 8 – Secure the Mounting Assembly

Install the mounting components using the approved fixing method.

The reference drawing indicates two approximately Ø4.5 mm mounting holes with a typical spacing of 38 mm.

These values require verification before drilling.

Step 9 – Fit the Decorative Rose

Install the circular decorative rose cover according to the approved product instructions.

Step 10 – Test the Handle

Check:

  • Smooth lever movement

  • Correct latch retraction

  • Secure mounting

  • Proper handle alignment

  • Adequate hand clearance

  • Correct lever return where specified

  • No interference with adjacent fittings

  • Correct locking operation where applicable

Installation Reminder

The approved mounting-hole positions, spindle length, fixing screws, handing, and lock compatibility must be confirmed before installation.


Product Advantages

1. Smooth Swept Curved Design

The LH1119 features a flowing lever profile that suits contemporary architectural interiors.

2. Rounded Grip Geometry

The approximately Ø19.5 mm reference gripping section creates a soft, rounded appearance.

3. Slim Connecting Neck

The approximately Ø16 mm reference neck creates a visual transition into the fuller grip.

4. Slightly Upturned Lever End

The subtly raised outer end contributes to the handle's distinctive flowing silhouette.

5. Modern Minimalist Styling

The design combines simple rounded geometry with gentle curvature.

6. Zinc Alloy Material Option

Zinc alloy provides one material category for customers evaluating decorative architectural door hardware.

7. Aluminum Alloy Material Option

Aluminum alloy provides another material category for contemporary interior door hardware projects.

8. Round Rose Configuration

The approximately Ø53 mm reference rose coordinates with the handle's rounded design.

9. Concealed Fixing Concept

The reference specification identifies a concealed-fixing round rose for a clean installed appearance.

10. Multiple Finish Inquiries

The reference sheet lists satin chrome, polished chrome, satin nickel, and matte black as typical finish categories.

11. Non-Handed Reference Configuration

The drawing identifies a non-handed design, subject to verification of the final production version.

12. Interior Design Versatility

LH1119 may be considered for compatible residential, apartment, office, and hospitality interior doors.

13. OEM / ODM Inquiry Opportunities

The design provides a basis for discussions involving materials, finishes, branding, packaging, and project-specific requirements.


OEM / ODM Service

Custom Zinc Alloy and Aluminum Alloy Curved Door Lever Handle Solutions

Jiangmen Degol Hardware Co., Ltd. welcomes OEM and ODM inquiries for architectural door hardware, including modern smooth curved lever handle designs such as LH1119.

Customers may submit technical drawings, reference samples, material specifications, finish requirements, and packaging artwork for evaluation.

1. OEM Branding

Potential private-label requirements include:

  • Customer logo identification

  • Custom model numbers

  • Product labels

  • Barcode stickers

  • Branded packaging

  • Printed installation instructions

  • Export carton markings

2. Material Customization

Customers may inquire about:

  • Zinc Alloy

  • Aluminum Alloy

The final material depends on confirmed production availability, alloy grade, technical requirements, and commercial terms.

3. Surface Finish Customization

The reference drawing lists:

  • Satin Chrome

  • Polished Chrome

  • Satin Nickel

  • Matte Black

Customers may request confirmation of these finishes and inquire about additional decorative colors.

4. Lever Geometry Customization

Potential custom design inquiries include:

  • Overall lever length

  • Handle projection

  • Grip diameter

  • Connecting neck diameter

  • Lever curvature

  • Outer tip profile

  • Rose diameter

  • Rose thickness

  • Mounting configuration

Any changes may require revised technical drawings, tooling, and sample approval.

5. Round Rose Customization

Customers may inquire about decorative rose dimensions, cover profiles, and fixing arrangements.

6. Concealed Fixing Requirements

Project-specific fixing requirements can be submitted for technical evaluation.

7. Spindle and Lock Compatibility

Customers may request evaluation of spindle lengths and compatibility with selected latch or mortise lock systems.

8. Custom Packaging

Potential packaging requirements include:

  • Private-label product boxes

  • Protective internal packaging

  • Branded labels

  • Barcode identification

  • Customized installation instructions

  • Export carton markings

9. Project-Based Hardware Supply

Customers may submit door schedules, architectural drawings, finish references, and estimated order quantities.

10. Sample Evaluation

Where available, physical samples may be requested to verify dimensions, material, finish, appearance, and installation compatibility before bulk ordering.

OEM / ODM Notice: Customization requests are subject to technical feasibility, tooling requirements, MOQ, sample approval, and agreed production lead times.


Packaging & Order Information

Item Information
Product Model LH1119
Brand DEGOL
Product Name Smooth Swept Curved Door Lever Handle on Round Rose
Material Options Zinc Alloy or Aluminum Alloy
Final Material To Be Confirmed
Illustrated Appearance Satin Silver Metallic
Typical Finish Inquiries Satin Chrome / Polished Chrome / Satin Nickel / Matte Black
Lever Quantity To Be Confirmed
Round Rose Illustrated; Package Quantity TBC
Concealed Fixing Components To Be Confirmed
Square Spindle 8 × 8 mm Reference
Typical Spindle Length 85 mm Reference
MOQ Subject to Quotation
Sample Availability On Request
OEM Packaging Subject to Confirmation
Production Lead Time Subject to Order Confirmation
Payment Terms To Be Negotiated
Shipping Terms Subject to Quotation
Manufacturer Jiangmen Degol Hardware Co., Ltd.
Country of Origin China

Wholesale Ordering Process

Step 1 – Submit Your Inquiry

Provide model LH1119, required quantity, preferred material, finish, and destination country.

Step 2 – Confirm the Material

Specify whether the requested configuration should use zinc alloy or aluminum alloy.

Step 3 – Confirm the Finish

Select the required surface appearance and request confirmation of production availability.

Step 4 – Verify Technical Specifications

Request approved dimensions, mounting details, spindle specifications, and lock compatibility information.

Step 5 – Request Samples

Contact DEGOL regarding sample availability, pricing, and shipping arrangements.

Step 6 – Confirm OEM / ODM Requirements

Submit branding, packaging, or custom drawing requirements where applicable.

Step 7 – Review the Wholesale Quotation

Confirm unit pricing, MOQ, lead time, payment terms, and shipping arrangements.

Step 8 – Approve the Final Product Configuration

Review the approved technical specifications and physical sample where required.

Step 9 – Arrange Production and Delivery

Production and shipment follow the confirmed purchase order and agreed commercial terms.

Recommended Information for a Wholesale Quote

  • Product Model: LH1119

  • Required Order Quantity

  • Preferred Material: Zinc Alloy or Aluminum Alloy

  • Required Surface Finish

  • Door Thickness

  • Lock and Spindle Requirements

  • Concealed Fixing Requirements

  • Required Package Contents

  • OEM / ODM Requirements

  • Packaging Preferences

  • Destination Country

  • Expected Delivery Schedule


Factory Capability

Jiangmen Degol Hardware Co., Ltd. – Architectural Door Hardware Supplier in China

Jiangmen Degol Hardware Co., Ltd. is a China-based hardware manufacturer and export supplier serving international customers with door hardware and related architectural fittings.

DEGOL welcomes wholesale and OEM / ODM inquiries from distributors, importers, door manufacturers, contractors, and professional purchasing teams.

Architectural Hardware Product Categories

Customers may inquire about:

  • Zinc alloy door handles

  • Aluminum alloy door handles

  • Curved lever door handles

  • Round rose door handles

  • Modern interior door handles

  • Decorative lever handle designs

  • Door escutcheons

  • Door locks and mortise lock bodies

  • Door hinges

  • Related architectural door accessories

Specific product availability must be confirmed.

Product Development

DEGOL welcomes inquiries involving customer drawings, reference samples, material requirements, and project specifications.

Custom product development is subject to technical evaluation.

Material Selection

For LH1119, customers may inquire about zinc alloy and aluminum alloy configurations.

The exact alloy grade, construction, and manufacturing process must be confirmed.

Surface Finishing

The reference drawing identifies satin chrome, polished chrome, satin nickel, and matte black as typical finish categories for similar products.

Customers may discuss specific color, texture, and finish-performance requirements.

Product Assembly

The reference drawing illustrates a curved lever, slim connecting neck, round decorative rose, rear fixing arrangement, and square spindle.

The complete commercial package configuration must be confirmed.

Quality Inspection

Buyers may request information about inspection procedures covering:

  • Product dimensions

  • Surface appearance

  • Lever alignment

  • Mounting fit

  • Spindle compatibility

  • Lever operation

  • Finish requirements

  • Packaging condition

LH1119-specific test reports, certifications, and performance ratings must be verified separately.

OEM / ODM Cooperation

International customers may submit requests involving:

  • Material selection

  • Lever geometry modifications

  • Surface finishes

  • Private-label branding

  • Customized packaging

  • Project-specific hardware configurations

International Wholesale Customers

DEGOL welcomes inquiries from:

  • Architectural hardware importers

  • Door handle wholesalers

  • Regional hardware distributors

  • Door manufacturers

  • Building material suppliers

  • Construction contractors

  • Hotel project purchasing teams

  • International hardware brands

  • OEM / ODM customers

Technical and Commercial Support

For LH1119, customers may request:

  • Approved technical drawings

  • Verified product dimensions

  • Material specifications

  • Available finishes

  • Curved lever geometry details

  • Rose dimensions

  • Concealed fixing details

  • Spindle specifications

  • Lock compatibility information

  • Sample information

  • Packaging specifications

  • Wholesale quotations

Factory Capability Notice: General company information does not establish the availability, production capacity, certification, or exact manufacturing process of a particular LH1119 configuration. Model-specific details require confirmation.


FAQ – Frequently Asked Questions

Q1: What is the DEGOL LH1119 door handle?

The DEGOL LH1119 is a modern smooth swept curved door lever handle featuring a rounded grip, slim connecting neck, and circular mounting rose.

Q2: What material is used for LH1119?

The reference engineering sheet identifies zinc alloy or aluminum alloy as the material options.

Q3: Is LH1119 available in zinc alloy?

Zinc alloy is listed as a material option. Actual production availability and alloy grade should be confirmed with DEGOL.

Q4: Is LH1119 available in aluminum alloy?

Aluminum alloy is also listed as a material option. The exact production configuration requires confirmation.

Q5: Is LH1119 made from stainless steel?

The supplied reference sheet identifies zinc alloy or aluminum alloy, not stainless steel.

Q6: What is the difference between zinc alloy and aluminum alloy door handles?

Zinc alloys generally have higher density than aluminum alloys. Mechanical performance, corrosion resistance, and finish compatibility depend on the exact alloy and manufacturing process.

Q7: Which material is better for LH1119?

The appropriate material depends on the required weight, mechanical performance, finish, budget, and intended application.

Q8: What is the design style of LH1119?

LH1119 has a modern contemporary design featuring a smooth flowing curved lever profile.

Q9: Is LH1119 a straight door lever handle?

No. Its main design characteristic is a gently swept curved profile.

Q10: What makes LH1119 different from ordinary curved handles?

LH1119 combines a slim connecting neck with a fuller rounded grip and a subtly upturned outer end.

Q11: What is the overall lever length?

The reference specification identifies an overall lever length of 118 mm.

Q12: What is the handle projection?

The reference projection is 60 mm.

Q13: What is the lever grip diameter?

The reference grip diameter is Ø19.5 mm.

Q14: What is the connecting neck diameter?

The reference neck diameter is Ø16 mm.

Q15: Is the LH1119 grip round or flat?

The supplied drawing identifies a rounded gripping profile with a nominal diameter of 19.5 mm.

Q16: Does LH1119 have a curved neck?

Yes. The drawing illustrates a smoothly curved transition from the mounting area to the main lever.

Q17: Is the outer lever end slightly upturned?

Yes. The front view shows a gentle upward sweep toward the outer end.

Q18: What is the lever curvature radius?

The reference drawing does not specify the exact curvature radius.

Q19: Is the LH1119 handle solid or hollow?

The supplied drawing does not confirm whether the handle is solid or hollow.

Q20: Does LH1119 have a round rose?

Yes. The product is illustrated with a circular mounting rose.

Q21: What is the rose diameter?

The reference rose diameter is Ø53 mm.

Q22: What is the rose thickness?

The reference rose thickness is 11 mm.

Q23: Does LH1119 use concealed fixing?

The reference specification identifies a concealed-fixing round rose. The exact mounting method requires confirmation.

Q24: What is the mounting-hole spacing?

The rear mounting detail indicates a typical fixing-center spacing of 38 mm.

Q25: What is the mounting-hole diameter?

The reference drawing identifies two approximately Ø4.5 mm mounting holes.

Q26: What spindle size does LH1119 use?

The reference specification identifies an 8 × 8 mm square spindle.

Q27: What is the typical spindle length?

The reference drawing illustrates a typical spindle length of 85 mm.

Q28: What door thickness is suitable for LH1119?

The reference specification indicates a door thickness range of 35–44 mm.

Q29: Is LH1119 non-handed?

The reference sheet identifies a non-handed configuration. Actual reversibility should be verified for the production model.

Q30: Is LH1119 suitable for interior doors?

Yes. The design may be considered for compatible interior door applications.

Q31: Can LH1119 be installed on wooden doors?

LH1119 may be considered for compatible wooden interior doors when the mounting system and lock mechanism are suitable.

Q32: Can LH1119 be installed on metal doors?

Metal door compatibility depends on the door construction, fixing method, and selected lock configuration.

Q33: Is LH1119 suitable for office doors?

LH1119 may be considered for compatible office interior doors.

Q34: Is LH1119 suitable for hotel doors?

The design can be evaluated for hospitality interiors, subject to the required security, durability, and locking specifications.

Q35: Can LH1119 be used on exterior doors?

Exterior suitability has not been confirmed. Material, finish, corrosion resistance, and environmental exposure requirements should be reviewed.

Q36: Is LH1119 fire-rated?

No LH1119 fire-rating documentation has been provided.

Q37: What finishes are available for LH1119?

The reference sheet lists satin chrome, polished chrome, satin nickel, and matte black as typical finishes for comparable products. Actual availability must be confirmed.

Q38: Can LH1119 be supplied in satin chrome?

Satin chrome is listed as a typical finish category. Customers should confirm the available production configuration.

Q39: Can LH1119 be supplied in polished chrome?

Polished chrome is listed in the reference specification. Actual availability requires confirmation.

Q40: Is satin nickel available?

Satin nickel is identified as a typical finish option. Customers may inquire about its availability for the selected material.

Q41: Is matte black available?

Matte black is listed as a typical finish category. The final finish configuration should be confirmed with DEGOL.

Q42: Does LH1119 have a two-tone finish?

The rendering shows different metallic highlights, but it does not establish a verified two-tone production finish.

Q43: Does LH1119 include keyhole escutcheons?

The supplied drawing does not illustrate keyhole escutcheons. Their availability or inclusion must be confirmed.

Q44: Does LH1119 include a mortise lock?

The reference sheet does not establish that a mortise lock body is included.

Q45: Does LH1119 include a pair of handles?

Only a single lever is illustrated. The standard package quantity must be confirmed.

Q46: Does LH1119 have a spring-return mechanism?

The reference drawing does not verify an internal return spring.

Q47: What is the difference between LH1119 and LH1118?

LH1119 features a flowing curved lever with a reference grip diameter of Ø19.5 mm.

LH1118 features a straight flat oval gripping section with a reference cross-section of 22 × 12 mm.

Their gripping profiles and overall silhouettes are different.

Q48: What is the difference between LH1119 and LH1052?

LH1119 has a smoothly swept curved gripping section.

LH1052 has a straight cylindrical grip connected to the mounting rose by a curved elbow.

Q49: What is the difference between LH1119 and LH1116?

Both drawings show curved lever designs, but LH1119 has a shorter reference length of 118 mm and a nominal rounded grip diameter of 19.5 mm.

LH1116 has a 125 mm reference lever length and a different broad, flattened curved grip profile.

Q50: Can LH1119 be customized?

DEGOL welcomes OEM / ODM inquiries involving material selection, finishes, branding, packaging, and possible design modifications.

Q51: Can I order LH1119 with my own brand?

Customers may inquire about private-label branding and customized packaging.

Q52: Can I request an LH1119 sample?

Customers may contact DEGOL to inquire about sample availability, pricing, and shipping arrangements.

Q53: What is the MOQ for LH1119?

The confirmed MOQ has not been provided. It should be requested according to the material, finish, and packaging requirements.

Q54: Are the reference dimensions suitable for manufacturing?

No. The supplied drawing is based on comparable market products and should not be used as an approved manufacturing or drilling drawing.

Q55: Can DEGOL provide an approved LH1119 technical drawing?

Buyers may request verified dimensions and approved technical documentation from DEGOL.

Q56: Is LH1119 suitable for wholesale distribution?

DEGOL welcomes wholesale inquiries from architectural hardware importers, distributors, door manufacturers, and professional buyers.

Q57: Can LH1119 be supplied for OEM / ODM projects?

Customers may submit OEM / ODM requirements for technical and commercial evaluation.

Q58: How can I request LH1119 wholesale pricing?

Contact DEGOL via WhatsApp at +86 13725946499 or email info@degolhardware.com.

Provide the model number, preferred material, finish, quantity, and destination country.

Q59: What information should I provide when requesting a quotation?

Provide model LH1119, order quantity, zinc alloy or aluminum alloy preference, required finish, door thickness, spindle and lock requirements, packaging preferences, and destination country.


Contact DEGOL – Request a Wholesale Quote

Looking for a modern smooth swept curved door lever handle with a slim connecting neck, zinc alloy or aluminum alloy material options, and a concealed-fixing round rose?

Contact DEGOL Hardware for confirmed product specifications, approved technical drawings, material information, available finishes, sample details, OEM / ODM requirements, packaging options, and wholesale pricing.

Product Model: LH1119

Product Name: DEGOL LH1119 Modern Smooth Swept Curved Door Lever Handle on Round Rose – Zinc Alloy or Aluminum Alloy

Material Options: Zinc Alloy or Aluminum Alloy

Typical Finish Inquiries: Satin Chrome, Polished Chrome, Satin Nickel, Matte Black

Company: Jiangmen Degol Hardware Co., Ltd.

WhatsApp: +86 13725946499

Website: https://www.degolhardware.com/

Email: info@degolhardware.com

Request Your LH1119 Zinc Alloy or Aluminum Alloy Smooth Swept Curved Door Lever Handle Wholesale Quote Today.

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