Spring Hinge Series | ZHUTAO Hardware | Architectural Door Solutions

Around You Hardware Accessories Experts

Spring Hinge
Series ZHUTAO.

The ZHUTAO Spring Hinge Series provides heavy-duty mechanical rotation and auto-closing control. Specially engineered for invisible doors, wooden doors, folding partitions, cabinet units, and outward-opening hidden entries.

Digital Catalog PDF Request Quote

BM-KD Spring Hinge Catalog

Concealed 3D & Butt Hinge Series

Heavy Duty

Customization Services

Bespoke spring tension calibration, custom metal casting, and advanced surface colors including Matt Black, Electroplated Brass, and Satin Chrome.

OEM / ODM Policy

Proprietary structural mold development, corporate laser branding, custom packaging configurations, and reliable contract casting.

Wholesale Inquiry

Direct-from-factory bulk rates, reliable international port dispatch, and flexible consolidated cargo container options.

Technical Resource Center

Access the complete ZHUTAO Hinge and Hardware Accessories Catalog. Review structural hinge diagrams, opening templates, and load metrics.

Fulfillment Assets

Digital Catalog PDF

Request CAD Templates

Request AutoCAD (.dwg) wooden cutting drawings and drilling templates for fast woodworking CNC setups.

Contact Engineering Team

Live Document Preview

Architectural Reference

Core Hinge Assemblies

Explore professional specifications for our primary heavy-duty concealed and cylinder spring hinges. Engineered for invisible, flush door panels.

Select Hinge Assembly

Digital Catalog Blueprint

BM-KD.8001R Details

Technical Specifications

Structure Material: Heavy-Duty Zinc Alloy / Steel Links
Door Compatibility: Concealed Doors, Folding Doors
Surface Treatment: Spray Painting / Matt Black
Available Finishes: Black, Chrome, Brass, Nickel
Adjustment Profile: 3D Adjustable (Up, Side, Depth)

Need precise door cutout templates for automatic wood carving router setups? Request CAD File (.dwg)

Butt & Cylinder Range

Complete Hinge Lineup

The complete suite of heavy-duty concealed pivots, standard spring butt hinges, and multi-cylinder systems shown in our core portfolio.

BM-KD.8004R Cylinder Butt

Traditional hinge structure outfitted with central tension-loaded spring cylinders for automatic return action.

Base Material: Polished Steel

BM-KD.8005R Single Action

Heavy duty single-cylinder spring butt hinge. Ideal for residential fire doors and wooden exit doors.

Finish: Zinc / Satin Chrome

BM-KD.8008R Matt Black

Cylinder-based spring hinge with high-grade black spray paint coating for premium flush door designs.

Core: Heavy-Duty Steel

BM-KD.8012R Premium Brass

Electroplated satin gold spring cylinder butt hinge. Perfect for upscale hotel partitions and cabinets.

Sizing: Adjustable Tension

Technical Spec Sheet

Comprehensive quick-reference table outlining structural parameters, door specifications, and material structures of our premium hinge line.

Catalog Number	Hinge Description	Primary Application Scope	Internal Manufacturing Material	Surface Finish Treatment
BM-KD.8001R	3D Concealed Invisible Hinge	Invisible doors, wooden doors, folding doors	Premium Cast Zinc Alloy	Matt Black Spray Painting
BM-KD.8002R	3D Concealed Invisible Hinge	Invisible doors, folding doors, cabinet doors	Premium Cast Zinc Alloy	Electroplated Satin Brass
BM-KD.8003R	Single Action Spring Butt Hinge	Wooden doors, cabinet doors, hidden entries	Heavy-Duty Carbon Steel	Satin Chrome Plated
BM-KD.8006R	Double Action Cylinder Spring Hinge	Saloon doors, swinging commercial gates	Heavy-Duty Carbon Steel	Matt Black Coating
BM-KD.8012R	Premium Cylinder Butt Spring Hinge	Heavy hotel doors, luxury partitions	Heavy-Duty Carbon Steel	Electroplated Satin Gold

High-Precision Hinge Engineering

We provide custom processing, OEM layout design, custom branding with precise laser engraving, and custom master export boxes to match world-class showroom standards.

In-house mechanical endurance cycle testing (Exceeding 200,000 cycles)

Robust internal spring structure with easy tension-adjust pins

24-hour neutral salt spray (NSS) corrosion resistance validation

Hinge Ordering Parameters

Production Lead Time

15-25 Business Days for Standard or Customized Architectural Hinge Consignments.

Minimum Order Volume

500 units per category for customized branding or wholesale direct factory pricing.

Standard B2B Warranty

5-Year mechanical integrity & structural finish warranty under commercial usage.

Submit Commercial Inquiry

Spring Hinge Series ZHUTAO.