Wholesale Standard Weight 4-in Black 5/8-in Radius Mortise Residential Door Hinge Industrial High-Performance Radius Hinge

• Customization: Available
• After-sales Service: Online Technical Support, Onsite Installation
• Warranty: 1 Year
• Model NO.: MHY-A4-US19
• Type: 360° Hinge
• Finish: Ss/Ab/AC/Black
• Material: Stainless Steel
• Single Gross Weight: 1.500 Kg
• Load Beaning: 50kg
• Item Name: Flush Corner Door Hinge
• Color: Stain Nickel, Black
• Transport Package: Carton
• Specification: 40X40X40 cm
• Trademark: Kinmade
• Origin: China
• Production Capacity: 5000PCS/Year

Product Description

 

Core Product Series

Industrial High-Performance Radius Hinge
Model KMHY-A4-US19 5/8R | 4" x 4" with 5/8" Radius | ASTM F1642, EN 1935, and JIS B 2021 Certified


 

Product Overview

The KMHY-A4-US19 5/8R Heavy-Duty Hinge is engineered for extreme-load industrial environments, combining a 5/8" radius corner with reinforced alloy construction to deliver zero-failure performance in high-cycle applications. Ideal for critical infrastructure, transportation systems, and industrial machinery, this hinge withstands 2M+ operational cycles under dynamic loads up to 250 lbs, ensuring unmatched durability for mission-critical access points.
Award-Winning Technology:

• 2024 Global Industrial Design Award: "Best Structural Hinge for Mega Projects".
• Patented Innovation: NanoGuard™ Coating (Patent #US2024-KMHY5-8) - Hybrid ceramic layer with 5,000hr salt spray resistance (ISO 9227 C5-M).

 

Technical Specifications

Category	Specification
Dimensions	4" x 4" (101.6mm x 101.6mm)
Material Composition	SS316 Stainless Steel (ASTM A240)
Load Capacity	Static Load: 450 lbs (204kg)
Environmental Rating	IP69K Sealed
Certifications	ASTM F1642, EN 1935 Grade 15, JIS B 2021
Production Capacity	300,000 Units/Month

 

Enterprise Value Proposition

Next-Gen Durability

• HexaLock™ Pivot Design: Triaxial force distribution eliminates wear under 50 kN·m lateral load (ISO 898-1).
• ThermaLube™ Cartridge: Self-sealing grease system maintains lubrication integrity for 15+ years (SAE J310 Tested).

Global Compliance & Custom Scalability

• Pre-Certified: EN 1670 (Corrosion Resistance), GB/T 24601 (China), AS 4145.5 (ANZ).
• Tailored Solutions: Custom hole patterns, IoT-enabled wear sensors, or MIL-SPEC black oxide finish (MOQ 3,000 Units).

Supply Chain Precision

• DDP Global Logistics: Pre-cleared shipments from Houston/Rotterdam/Singapore hubs with RFID tracking.
• Volume Incentives: 15% discount on orders >30,000 units + blockchain-based QC transparency.

 

Target Applications

• Heavy Industry: Steel mill furnace doors, hydraulic press enclosures (EN 13445-3 Compliant).
• Energy Infrastructure: Offshore wind turbine access hatches, LNG tank hatches (ISO 12944-C5M).
• Transportation: Railcar doors, aviation hangar entrances (MIL-DTL-55116).

 

Customization Services

• Material Upgrades: Titanium Grade 9 (AMS 4954) for aerospace-grade weight savings.
• Surface Finishes: Electropolished (Ra ≤0.1μm) | PVD coating (MIL-STD-1501).
• Smart Integration: Embedded strain gauges with CAN bus protocol for real-time load analytics.

 

Enterprise FAQ

Q: Compatibility with legacy 30mm-thick armored doors?
A: Use our 3D Configurator Tool to generate parametric CAD models (AutoCAD/Siemens NX Compatible).
Q: Warranty for high-UV desert environments?
A: NanoGuard™ Coating meets ASTM G154 Cycle 12 standards - 25-year warranty included.
Q: Lead time for 80,000-unit orders with QR-code traceability?
A: 60 days with AI-driven production optimization and batch-specific ISO 9001 certification.