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Detailed description | ||
The product specification: Product synopsis: Technical index: Surface hardness: HV 290 Nitriding hardness: HV950 ~ 1000 Nitriding depth: 0.45 ~ 0.7 mm Nitriding brittle: more than level 1 The surface roughness: Ra0.4 Screw the straightness: 0.015 mm After nitriding chromium plating surface hardness: 900 HV: Chromium plating thickness: 0.05 ~ 0.10 mm Double alloy hardness: 60-70 |