Stainless Steel Folding Hinge

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This folding hinge is designed with a fixed‑pin mechanism to enhance security for residential doors, windows, and similar access points. Constructed from cold‑rolled steel, hot‑dipped steel, or stainless steel, it features a stainless steel plating finish for reliable corrosion resistance, ensuring durability both indoors and outdoors.Available with a standard black powder‑coated finish or other customized surface treatments, each hinge is precision‑engineered for smooth operation and long‑term reliability. Sizes include 4×3×3×13 mm and 5×3×3×12 mm, with full OEM customization supported.Packaged one pair per box and 50 boxes per carton, these hinges are ideal for entrance doors, internal doors, cabinets, and security installations, combining robust construction with practical design.

Material : Cold rolled steel,hot dipped steel,stainless steel

Application : Door & window

Surface treatment: Black powder coated,other finish treatment available.

Packaging: 1 pair/box, 50 boxes/carton

OEM: Available

Size: 4*3*3*13mm/5*3*3*12mm

Type: Door & Window Hinges

OEM SERVICE

Custom Packaging

ISO 9001

SGS

Description

It supports the processing and production of various materials, including galvanized steel sheets, cold-rolled steel sheets, hot-rolled steel sheets, stainless steel, aluminum alloy, alloy steel, copper, and spring steel, catering to the diverse demands of different industries for strength, corrosion resistance, and lightweight properties. Additionally, the factory offers diverse surface treatment capabilities, including powder coating, hot-dip galvanizing, electro-galvanizing, anodizing, electrophoretic painting, spray painting, Dacromet coating,Blackening, polishing and brushing, as well as sandblasting. These processes ensure corrosion resistance, wear resistance, and aesthetic appeal, meeting the environmental requirements of different application scenarios.

Production

Packaging

Entire Line

The factory is equipped with over 200 advanced production machines, including CNC punching machines, laser cutting machines, hydraulic presses, CNC lathes, tapping machines, automatic drilling machines, surface grinders, vertical milling machines, pulse welding machines, EDM wire-cutting machines, three-coordinate dot marking machines, laser marking machines, sheet metal shears, and fully automatic packaging machines. The maximum stamping capacity reaches 1,250 tons, with the ability to process workpieces up to 3 meters by 1.5 meters in size. The large bending machine can handle sheet metal with a maximum thickness of 10 millimeters.

Service Team

Sales Team

Provide 3-6 person service teams based on customer tier.

Reaponse Time: Provide responses within 30 minutes to 2 hours based on customer tier.
Quotation Speed: 4 hours for five major product series; 48hours for customized series.

Technical Team

Provide technical services and support by engineers/engineering directors based on customer tier.
Provide product design, mold design, technical drawings, technical consultation, Q&A and other services based on customer tiers.
Proactively sharing real-time updates on industry advancements and offering professional guidance on trends and product enhancements.