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[China]
Trade Verify
Address: xiaoshan economic area,xiaoshan,hangzhou,zhejiang province,China.
Contact name:lily
Hangzhou bluesteel machine co., ltd |
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Verified Suppliers
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• Torsion spring material: Carbon steel & Stainless steel&sSpring steel
• Torsion spring wire dia:0.1-8mm
• Torsion spring size: all size/AS you required
• Torsion spring surface Finish: zinc plated (trivalent chromium or sexivalent chromium), nickel plated,oxidation plated, plain finish , Black Oxide and so on
• Torsion spring plating: BlackOxided, Zinc,Chrome, Galvanized, Nickel,Dacromet, Delta-Tone, Geomet,Ruspert
• Torsion spring packing: as you required
• Torsion spring sample lead time: within 7—10 days
• We also could produce according to buyer's drawing or samples/Non standardcompression springs.
| Material | High carbon steel : 77B / 82B |
| Wire diameter | 5 mm /5.5mm /5mm /6.5mm /7mm /7.5 mm-9.5mm |
| Inside diameter | 50.8mm -152mm |
| Outer diameter | 325mm - 3500 mm
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| Surface | Oiled Tempered / Black coated/Corrosion resistant
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| Usage | Rolling door / garage door / industrial /Furniture/Sectional overhead door |
