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Personne àcontacter Mr. Duan
Room 605, Building 3, Shengshijiayuan, chaoyang district, Beijing
Product Specification and technical data inner Diameterï&frac*4;Å¡ÃËœ**-ÃËœ**0 ratio of length to diameterï&frac*4;Å¡L/D=8ï&frac*2;ž*0 Hardness of quenching and temperingï&frac*4;Å¡HB**0°ï&frac*2;ž**0° Hardness of nitrationï&frac*4;Å¡HV**0°ï&frac*2;ž***0° Depth of Nitrated Layerï&frac*4;Å¡0.*5ï&frac*2;ž0.7mm Fragility of nitrationï&frac*4;š≤ Grade 2 Surface roughnessï&frac*4;Å¡Ra0.4 straightnessï&frac*4;Å¡0.**5mm Hardness of Cr-coating Layerï&frac*4;Å¡HV≥**0HV Nitrided layer thicknessï&frac*4;Å¡0.*5ï&frac*2;ž0.*0mm Thickness of Cr-coated Layerï&frac*4;Å¡0.8ï&frac*2;ž2.0mm Hardness of bimetallicï&frac*4;Å¡HRC*6°ï&frac*2;ž*5°ï&frac*4;ˆNi-based alloyï&frac*4;‰ material : quality alloy steel â‘ *8CrMoALA(JIS SACM**5) â‘¡ *2CMo(JIS SCM**0) â‘¢ 9Cr*8MoV â‘£ CW6Mo5Cr4V2 Heat-treatmentï&frac*4;Å¡ Nitriding treatment Electroplated hard-chrome finish High-frequency quenching Spray coating Bimetallic-alloy vacuum quenching Beijing Coremachine Technology Development Co., Ltd.
