40 - 50hrc Hardness Yellow Zinc Plated Wire Coil Spring Steel Extension Spring
Extension Spring Features:
Extension Spring Features:
1. Material:spring steel, 82B, 65Mn, stainless steel, alloy steel
2. Yellow zinc plated
3. Made by your drawing
4. More then 10 years’ experience
5. Competitive price and best quality
6. More then 10 years’ experience
7. Advanced manufacturing and testing equipment
8. Competitive price and best quality
9. Provide OEM service
Applications:
Extension spring can used in toy, sofa, beds and seats of cars automotive, medical device, electronics, etc.
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Materials:
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Carbon steel, spring steel, stainless steel, alloy steel, oil tempered wire
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Wire diameter:
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0.2mm-10mm
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Surface treatment
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zinc, nickel, become black, powder coating, cataphoresis
or as your request
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Hardness:
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40-50HRC
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applications
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Extensively used for the base of the bicycles and electrombile
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Packing
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Inner plastic bags and outer cartons or as per customers' requirements
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