As a professional garage door spring supplier, CHI offers E-coating steel garage door springs designed to provide enhanced surface protection, reliable torque performance and long-term durability. Available in multiple wire sizes, inside diameters, lengths and cycle options, these springs can be matched to a wide variety of residential sectional garage door systems.
With 18-year-experience garage door manufacturer, CHI supports distributors, installers and wholesale buyers with a complete spring specification lineup, clear product identification and flexible customization options. Standardized markings simplify warehouse management and field installation, while stable production capacity, secure packaging and efficient logistics help customers reduce inventory pressure and improve purchasing efficiency.
————Key Specifications————
• Diameter: 1-3/4", 2", 2-5/8", 3-3/4", 5-1/4", 6"
• Standard springs can more than 16,000 cycles
• Garage door spring steel: high carbon steel 82B
• 4 customized high-quality surface treatment
————Performance & Benefits————
• E-Coating Steel Garage Door Springs use an electrophoretic finish to create even surface coverage, helping improve rust resistance, moisture protection and long-term durability in daily garage door use.
• Made from 82B high-carbon steel, these springs provide stable torque output, strong load-bearing performance and reliable cycle life for residential sectional garage door systems.
• Printed size information and winding references help workers identify spring specifications faster, making warehouse sorting, order picking and on-site replacement more accurate.
————CHI Manufacturing & Process Strength————
• Each spring is inspected through controlled production checks and performance testing to ensure consistent quality, reliable operation and fewer replacement issues for wholesale orders.
• Custom spring identification can be arranged for common specifications, helping distributors and installers manage stock, repeat purchases and part tracking more efficiently.
• Protective export packaging keeps E-Coating Steel Garage Door Springs secure during storage, container loading and long-distance delivery, reducing damage risk and improving shipment reliability.
————Contact Us————
China Chi Hardware Co.,Ltd.
Website: https://www.chihw.com/
| Product Location | No. 28, Shishan Road, Suzhou, China 215000, Jiangsu, China |
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