SKH59baikeViewInfo.expIndex=0;baikeViewInfo.subInfo[2945266]={title:SKH59};SKH59SKH59日标(JISG4403)性能及应用：SKH59高速钢为钼系高碳含钴超硬型高速工具钢，硬度高，可达70HRC，热硬性好，高温硬度高，容易磨削。由于SKH59高速工具钢可磨削性能好，所以可用来制造各种高精度复杂刀具。SKH59高速钢SKH59高速钢供货硬度：退火≤HB280;冷轧≤HB320SKH59高速钢化学成分:C碳1.05-1.15Si硅≤0.70Cr铬3.50-4.50Mn锰≤0.40Mo钼9.0-10.0Co钴7.75-8.50W钨1.20-1.90V矾1.20-1.90P磷≤0.030S硫≤0.030)