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hardness 1045 steel, hardness 1045 steel Suppliers and

Hard drawn twisted zinc coat DINSt52-3U DINS355J2G3DINSt52-3N round steel. US accepting SGS, BV etc. Product Name hard chrome plated bar Material DIN CK45,SAE1045,JIS S45C,SAE1026,ST52,20MnV6,42CrMo4,40Cr AISI304,AISI316,AISI 431 Tolerance ISO f7 Chrome thickness min 20 μm Hardness of the chrome layer min 850HV Roughness Max Ra 0.2 μm