| Specification |
Function: Pressed, Buffer, Drive, Restoration, Measurement;
Material: Stainless Steel;
Usage: Industrial, Auto, Furniture, Motorcycle, Home Appliance;
Load Type: Torsion;
Production Process: Cold Roll;
Shape: Spiral;
Surface Treatment: Carbon Steel;
Testing Method: Random Sample Inspection;
Business Mode: Factory OEM;
Tolerance: GB Standard, Grade II or as Per Your Requirement;
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Function: Pressed;
Material: Stainless Steel;
Usage: Garage Door;
Load Type: Bend;
Production Process: Custom Service;
Shape: Wire;
Dimensions: as Drawings or Samples;
Quality Control: 100% Inspection Before Shipping;
Certificates: ISO9001:2015, IATF16949, RoHS, Reach, etc;
Drawing Format: Pdf, 2D/3D/Dwg/Igs/Step/Solidworks;
Shipment Terms: Express /Air Freight /Sea Freight;
Service: Customized OEM ODM;
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Function: Sectional Door Spring;
Material: High Carbon Steel;
Usage: Industrial, Home Appliance;
Load Type: Torsion;
Production Process: Hot Roll;
Shape: Waved;
Used Material: 72b. 82b. 60si2mn;
Working Lifespan: 10 Years Warranty;
Inner Diamater: 1-3/4", 2", 2-5/8";
Surface Treatment: Oil Tempered, Galvanized, Powder, Electrophoresis;
Spring Fitter: 1-3/4", 2", 2-5/8";
Type: Torsion Spring, Extension Spring;
Productivity: 5000 Paris Per Week;
Direction: Left Hand & Right Hand;
Customization: Available;
Lead Time: 15 Days for a Container;
Quality Control: Spring Fatigue Testing;
Package: Inner: Plastic Waterproof Film; External: Crate;
Sample: Available;
Spring Fitter Material: Aluminum Alloy;
Product Name: Wholesale Torsion Garage Door Spring;
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Function: Sectional Door Spring;
Material: High Carbon Steel;
Usage: Industrial, Home Appliance;
Load Type: Torsion;
Production Process: Hot Roll;
Shape: Waved;
Used Material: 72b. 82b. 60si2mn;
Working Lifespan: 10 Years Warranty;
Inner Diamater: 1-3/4", 2", 2-5/8";
Surface Treatment: Oil Tempered, Galvanized, Powder, Electrophoresis;
Spring Fitter: 1-3/4", 2", 2-5/8";
Type: Torsion Spring, Extension Spring;
Productivity: 5000 Paris Per Week;
Direction: Left Hand & Right Hand;
Customization: Available;
Lead Time: 15 Days for a Container;
Quality Control: Spring Fatigue Testing;
Package: Inner: Plastic Waterproof Film; External: Crate;
Sample: Available;
Spring Fitter Material: Aluminum Alloy;
Product Name: Wholesale Torsion Garage Door Spring;
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Function: Extended;
Material: Iron;
Usage: Industrial, Auto, Furniture, Motorcycle, Home Appliance;
Load Type: Extension;
Production Process: Cold Roll;
Shape: Spiral;
Small Orders: Accepted;
Model Number: GM0408;
OEM: Ok;
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