Street Address: Daguan community,,jintang town,Dis.Dinghai,Zhoushan City, China
City: zhoushan
Province: Zhejiang
Country/Region: China
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Specifications: 30g-25000g screws, can be matched with corresponded screw heads, distributors, barrels according to customer's requirement Nitrided Layer depth: 0.5-0.8mm Nitrided hardness: 900-1020Hv Nitrided brittleness: Less than grade 1 Surface roughness: Ra 0.4um Surface Hardness of Nitrided Cr coating Layer: ≥950Hv Hardness of Bimetallic Layer: HRC55-72 Thickness of Cr-coating Layer: 0.03-0.08mm
Depth of Bimetallic Layer: >2mm