门业弹簧

How good overhead doors seem depends a lot on the quality and range of the balancing springs used. For door manufacturers, ensuring the appropriate torsion and tension springs are readily accessible during production poses a logistical hurdle. Our solutions handle these challenges with

• high quality
• streamlined logistics
• reduced lead times through stock availability
• simplified spring calculation and ordering processes
• high customer service

In this way our production of door springs offer great flexibility and eliminate the need for excessive stockpiling of springs. It has made us the leading global manufacturer of overhead door springs.

Extension springs based on patented solutions

Our extension springs specialized on garage doors are based on patented solutions. We exceed industry standards by engineering a range of extension spring systems customized to suit applications within the door construction sector. Our expertise lies in offering comprehensive systems spanning weights from 20kg to 150 kg, accommodating door heights of up to 3 meters (approved on EN12453). 

Torsion springs for garage doors

All customized torsion springs for doors undergo shot peening treatment and coating to extend its lifespan and increasing load capacity. These springs are available in both standard lengths as well as customized solutions. They come in diameters of 51, 67, 95 and 152 mm, with wire diameters reaching up to 12 mm.

For North American markets, our door springs adhere to ASTM-229 and DASMA standards, ensuring compliance.