| Specification |
Function: Pressed, Drive;
Material: Steel;
Usage: Industrial, Home Appliance;
Load Type: Extension;
Production Process: Hot Roll;
Shape: Cylinder;
Mechanical Life: 12year;
Feature: Fashion & Durable;
Color: Black;
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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: Sectional Garage Door Torsion Springs;
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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: Garage Door Extension Springs Torsion Spring;
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Function: Light, Fire and Ignate;
Material: Stainless Steel;
Usage: Auto, Cigarette Lighter;
Load Type: Torsion;
Production Process: Cold Roll;
Shape: Spiral;
Material Thickness: 0.33mm;
Material Width: 2.5mm;
Inner Diameter: 6mm;
Outer Diameter: 20mm;
Channel: Factory Outlet;
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Function: Drive, Restoration;
Material: Stainless Steel;
Usage: Industrial, Furniture, Shopping Mall, Department Store, Supermarket;
Load Type: Extension;
Production Process: Cold Roll;
Shape: Spiral;
Material Thickness: 0.35-0.4mm;
Material Width: 20-40mm;
Inner Diameter: 20-30mm;
Outer Diameter: 50-80mm;
Load: 32~104n;
Lead Time: 7-10 Days;
Irrigation Ditch: Factory Outlet;
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