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Product details

Composite Door Hardware Stainless Steel Hollow Lever Handle - D&D HARDWARE

D&D HARDWARE’s Composite Door Hardware Stainless Steel Hollow Lever Handle (Model: DDHL-001) is a premium internal door handle engineered exclusively for composite doors—combining sleek aesthetics, durable performance, and cost-effectiveness for commercial and residential B2B projects. As a core component of our comprehensive door hardware portfolio, this handle works seamlessly with our door hinges, door locks, and door closers to form a fully integrated, code-compliant door opening solution.

Crafted from high-grade stainless steel (SUS201, SUS304, SUS316) via precision stamping and hollow-structured design, the lever handle balances lightweight convenience (30% lighter than solid handles) with exceptional strength—supporting frequent use in high-traffic areas like hotels, offices, and hospitals. Its modern, minimalist design (available in SSS, PSS, AB, AC, PVD finishes) enhances the aesthetic of any interior, while included rosettes and escutcheons add a polished, elegant touch. Backed by D&D’s 18-year experience as an SGS-audited door hardware manufacturer and a 10-year mechanical warranty, this handle delivers long-lasting functionality—eliminating the need for frequent replacements and reducing total project costs for international buyers.

Technical Specifications

Model No.: DDHL-001 (Customizable for OEM/ODM projects)
Brand: D&D HARDWARE
Material: Stainless Steel SUS201, SUS304, SUS316 (corrosion-resistant, tensile strength ≥ 520 MPa)
Design: Hollow lever structure (reduces weight by 30% vs. solid handles) with integrated rosette and escutcheon
Lever Dimensions: Lever Length: 120mm / 150mm / 180mm (customizable 100mm-200mm), Rose Diameter: 65mm / 70mm (customizable 60mm-80mm), Lever Thickness: 1.2mm / 1.5mm (hollow wall, uniform thickness)
Surface Finish: SSS (Satin Stainless Steel), PSS (Polished Stainless Steel), AB (Antique Brass), AC (Antique Copper), PVD (Physical Vapor Deposition) – coating thickness ≥ 0.3 µm, fingerprint-resistant and scratch-proof
Load Capacity: ≥ 50N (supports frequent use without deformation)
Operating Torque: < 2 N·m (smooth, silent operation)
Corrosion Resistance: Passes 240-hour salt-spray test (SUS304/SUS316) / 48-hour salt-spray test (SUS201)
Certifications: CE, UL, ISO9001, compliant with ANSI/BHMA standards (for global market access)
Warranty: 10-Year Mechanical Warranty (covers material defects and structural failure)
After-sales Service: Online Technical Support, Graphic Design, 3D Model Design (for installation guidance)
Design Style: Modern, Contemporary, Traditional (adapts to diverse interior themes)

Product Images & Demonstration Video

D&D Composite Door Hardware Stainless Steel Hollow Lever Handle (Lever Type)

Front view of D&D stainless steel hollow lever handle, showing modern lever design and SSS finish (compatible with composite doors).

D&D Composite Door Hardware Stainless Steel Hollow Lever Handle (Tube Type)

Close-up of D&D tube-style hollow lever handle, highlighting integrated rosette, escutcheon, and PSS polished finish (ideal for luxury interiors).

Watch our video to see the lever handle’s smooth operation, installation process, and compatibility with D&D door locks and door hinges.

Product Features & Competitive Advantages

1. Hollow Stainless Steel Design: Lightweight Yet Durable

Unlike bulky solid handles, D&D’s hollow structure reduces weight by 30% (easier for installation and daily use) while maintaining exceptional strength—SUS304 stainless steel ensures a load capacity of ≥50N, resisting deformation even in high-traffic areas (e.g., office lobbies, hotel corridors). This design balances functionality and practicality, a key advantage over competitors’ flimsy hollow handles or heavy solid alternatives.

2. Premium Corrosion Resistance for Longevity

Crafted from SUS304/SUS316 stainless steel (SUS201 optional), the handle passes 240-hour salt-spray testing—ideal for humid environments like hospitals, coastal hotels, or bathrooms. The protective surface finish (≥0.3 µm) further resists rust, fingerprints, and scratches, ensuring the handle retains its sleek appearance for years. This durability reduces maintenance costs and aligns with D&D’s door hardware quality promise.

3. Aesthetic Versatility for Diverse Interiors

Five premium finishes (SSS, PSS, AB, AC, PVD) and three design styles (modern, contemporary, traditional) allow seamless integration with any interior theme. For example: - SSS/PSS finishes match minimalist office or hotel designs; - AB/AC finishes complement classic villa or heritage building interiors; - PVD finishes (e.g., black, gold) add luxury to high-end commercial spaces. The included rosette and escutcheon enhance the overall elegance, eliminating the need for additional door accessories.

4. Smooth & Silent Operation for Comfort

Precision-engineered lever joints and low-friction components ensure an operating torque of <2 N·m—resulting in silent, smooth rotation every time. This is critical for noise-sensitive areas like hospital patient rooms, office meeting rooms, or hotel guest rooms, where squeaky handles can disrupt comfort. The design also reduces wear on door locks and door hinges, extending the lifespan of the entire door system.

5. Seamless Compatibility with D&D Door Hardware

As part of D&D’s integrated door hardware system, this lever handle is pre-designed to work with our door locks (e.g., thumbturn bathroom locks, deadbolt locks), door closers, and door hinges. This compatibility eliminates fitment issues (a common pain point for buyers sourcing from multiple suppliers) and ensures the entire door system meets global safety standards (CE, UL).

6. Easy Installation & Low Maintenance

The handle comes with standardized mounting holes and hardware, fitting most composite door thicknesses (35mm-50mm) without additional drilling. No special tools are required—installers can complete setup in 10 minutes or less. For maintenance, simply wipe with a neutral cleaner quarterly; no lubrication is needed, saving time for facility managers.

How to Install the Stainless Steel Hollow Lever Handle

Prepare Tools & Materials: Gather a Phillips screwdriver, tape measure, pencil, and the included mounting hardware (screws, washers). Ensure the composite door is clean and free of debris; confirm door thickness (35mm-50mm, compatible with standard sizes).
Mark Mounting Holes: Use the included rosette as a template—center it on the door edge (for the lever side) and mark the 2-3 mounting holes with a pencil. Use a tape measure to ensure alignment (distance from door top/bottom: 900mm-1000mm, standard height for accessibility).
Drill Pilot Holes: Drill small pilot holes (2mm diameter) at the marked positions to avoid splitting the composite door. Do not drill all the way through the door—stop when the drill reaches the opposite side (for through-door mounting).
Attach Rosette & Lever (Exterior Side): Place the rosette over the pilot holes, align the lever with the door edge, and secure with the included screws. Tighten until the rosette sits flush against the door (do not over-tighten to avoid damaging the composite material).
Install Interior Lever & Rosette: Feed the lever’s spindle through the door to connect with the exterior lever. Attach the interior rosette and lever, then secure with screws. Ensure both levers are aligned (rotate smoothly without binding).
Test Functionality: Rotate the lever up and down to check for smooth operation. Verify that the lever engages/disengages your door lock (if paired) correctly. If using with a door closer, test door closure to ensure the handle does not interfere with movement.

Application Scenarios

▪ Office Buildings (Primary Use Case)

Ideal for office entrance doors, meeting rooms, and staff areas. The modern SSS/PSS finishes match contemporary office interiors, while the silent operation minimizes distractions during meetings. Paired with D&D’s door closers and panic exit devices, it creates a safe, efficient door system for high-traffic office environments. The 10-year warranty reduces maintenance costs for facility managers.

▪ Hotels & Hospitality Venues

Perfect for guest room doors, lobbies, and conference halls. The AB/AC antique finishes add elegance to luxury hotels, while PSS polished finishes suit boutique properties. The handle’s corrosion resistance (SUS304) withstands frequent cleaning with hotel-grade disinfectants, and compatibility with D&D’s door viewers enhances guest safety. Bulk orders (200,000 units/month capacity) meet hotel renovation timelines.

▪ Hospitals & Healthcare Facilities

Essential for patient rooms, nurse stations, and treatment areas. SUS316 stainless steel resists corrosion from medical cleaning chemicals, and the smooth surface is easy to sanitize (compliant with healthcare hygiene standards). Pair with D&D’s thumbturn bathroom locks for patient privacy— the lever handle is easy to operate for patients with limited mobility (ADA-compliant design).

▪ Residential Complexes & Villas

Suitable for apartment entrance doors, bedroom doors, and bathrooms. The traditional design options (e.g., AB finish) complement villa interiors, while the lightweight hollow structure is safe for families with children. Combined with D&D’s door stops and door seals, it creates a quiet, secure home environment. Homebuilders benefit from one-stop sourcing (handles + door hinges + locks) to streamline procurement.

▪ Schools & Supermarkets

Meets the durability needs of schools (classroom doors, gym entrances) and supermarkets (storage room doors). The scratch-proof PVD finish resists damage from backpacks or shopping carts, and the high load capacity (≥50N) supports frequent use by students or customers. The handle’s compliance with ANSI standards ensures it meets school safety codes, while low maintenance saves time for janitorial staff.