Hangzhou bluesteel machine co., ltd
| Payment Terms | T/T |
| Supply Ability | 500T/per month |
| Delivery Time | 30days |
| Packaging Details | with plastic bag. |
| Brand Name | bluesteel |
| Certification | SGS,CE |
| Place of Origin | China |
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Torsion Roller Door Spring , Garage Door Tension Springs High - Carbon Steel
Product Specification
| Payment Terms | T/T | Supply Ability | 500T/per month |
| Delivery Time | 30days | Packaging Details | with plastic bag. |
| Brand Name | bluesteel | Certification | SGS,CE |
| Place of Origin | China | ||
| High Light | garage door tension springs ，sectional garage door springs | ||
• 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
|
| Surface | Oiled Tempered / Black coated/Corrosion resistant
|
| Usage | Rolling door / garage door / industrial /Furniture/Sectional overhead door |
Company Details
Business Type:
Manufacturer,Exporter,Trading Company
Year Established:
2010
Total Annual:
1000000-5000000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Hangzhou Bluesteel Machine Co.,Ltd We are a manufacturer specialized in custom roll forming machinery. With our advanced techniques and experienced staff members, we can produce simple profiles as well as complex components with precision tolerances. Most of our main pro... Hangzhou Bluesteel Machine Co.,Ltd We are a manufacturer specialized in custom roll forming machinery. With our advanced techniques and experienced staff members, we can produce simple profiles as well as complex components with precision tolerances. Most of our main pro...
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