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Specifications:30g-25000g screws, can be matched with corresponded screw heads, distributors,barrels according to customer's requirement
Depth of Nitrated Layer: 0.5-0.8mm
Hardness of nitration:900-1020Hv
Fragility of nitration: Less than grade 1
Surface roughness: Ra 0.4um
Surface Hardness of Nitrated Cr coating Layer:¡Ý950Hv
Hardness of Bimetallic Layer: HRC55¡ã-72¡ã
Thickness of Cr-coating Layer: 0.03-0.08mm
Depth of Bimetallic Layer :ï¼&©|158;2mm
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| Company: |
Lianzhong Industry Co.,Limted
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| Contact: |
Ms. Catherine bai |
| Address: |
xinxiangcity xinfei street |
| Postcode: |
453000 |
| Tel: |
0373-3030867 |
| Fax: |
0373-3030867 |
| E-mail: |
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