Composite spring Double Spring For Industrial Door
Quick Details
- Place of Origin: Anhui, China (Mainland)
- Model Number: Customer Request
- Style: Coil
- Load Type: Torsion
- Material: Steel, 82B,60Si2MnA
- Usage: Industrial
- Surface treatment: Galvanized,non-galvanized,oiled
- Industrial door: torsion spring
- Lifting door: torsion spring
- Wire diameter: 7.0-12mm
- Sizes: 6''
- Inner Diameter: 94mm,152mm
- Sample time: 3 days
- Payment term: TT 30% Deposit 70% Balance Before Shippment







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