Garage door torsion springs made of 82B high-carbon steel, compliant with ASTM A229 standard. Available in sizes from 1-3/4” to 6” ID, with wire diameters 0.192”-0.625”. Long lifespan up to 17,000–18,000 cycles.

Garage door torsion springs made of 82B high-carbon steel, compliant with ASTM A229 standard. Available in sizes from 1-3/4” to 6” ID, with wire diameters 0.192”-0.625”. Long lifespan up to 17,000–18,000 cycles.

Electrophoretic coated garage door torsion springs manufactured from 82B high-carbon steel and compliant with ASTM A229 standard. The e-coating process provides uniform corrosion protection, making the springs suitable for humid, coastal, and cold-climate environments. Custom sizes and specifications are available.

Galvanized garage door torsion springs are manufactured from 82B high-carbon steel and coated with a zinc layer to provide enhanced corrosion resistance. Designed for stable torque performance and long service life, these springs are ideal for residential and light commercial garage doors, especially in humid or coastal environments.

Powder coated garage door torsion springs designed for enhanced corrosion resistance and long-term durability. The powder coating provides a thicker protective layer compared to standard oil-tempered springs, making them suitable for humid, coastal, and high-usage environments. Custom sizes and torque options are available to match different door weights and applications.

High-quality electrophoretic coated garage door torsion springs made with ASTM A229 high-carbon steel. Custom sizes, fast delivery, OEM/ODM support. Factory direct supplier.

Garage door torsion springs made of 82B high-carbon steel, compliant with ASTM A229 standard. Available in sizes from 1-3/4” to 6” ID, with wire diameters 0.192”-0.625”. Long lifespan up to 17,000–18,000 cycles.

This powder coated garage door torsion spring features a durable protective coating designed to improve corrosion resistance and surface stability. Compared with standard oil-tempered springs, the powder-coated finish offers enhanced protection in humid or high-use environments while maintaining consistent torque performance.

Inner diameters: 1-3/4"–6", wire 0.192"–0.625" Custom lengths & specs available 11 production lines, fast 7–10 day delivery ASTM A229 82B steel, lifespan 15,000–18,000 cycles OEM/ODM & bulk customization supported

Tianjin Wangxia Spring Co., Ltd. - With 20 years' expertise, we're China's leading garage door spring manufacturer. We specialize in: Sectional door torsion springs Rolling door torsion & extension springs Industrial door torsion springs Product Specifications: ✔ Inner diameters: 1-3/4" to 6" ✔ Wire diameters: 0.192"-0.625" (customizable) ✔ Custom lengths available Production Capacity: • 11 dedicated production lines • Fast delivery: 1-2 containers in 7-10 days • ASTM A229 compliant 82B high-carbon steel • 70,000-80,000 cycle lifespan Services: ✓ OEM/ODM supported ✓ Bulk order customization

Tianjin Wangxia Spring Co., Ltd. has specialized in manufacturing garage door torsion springs for 12 years, holding a leading position among garage door torsion spring manufacturers. With 11 production lines, we can produce all specifications of garage door torsion springs, covering diameters of 1 3/4 inches, 2 inches, 2 5/8 inches, 3 3/4 inches, 4 inches, 5 1/4 inches, 6 inches, etc., with wire diameters ranging from 0.192 inches to 0.625 inches. The spring length can be fully customized according to requirements.

Tianjin Wangxia Spring Co., Ltd. has specialized in manufacturing garage door torsion springs for 12 years, holding a leading position among garage door torsion spring manufacturers. With 11 production lines, we can produce all specifications of garage door torsion springs, covering diameters of 1 3/4 inches, 2 inches, 2 5/8 inches, 3 3/4 inches, 4 inches, 5 1/4 inches, 6 inches, etc., with wire diameters ranging from 0.192 inches to 0.625 inches. The spring length can be fully customized according to requirements.