高铬球φ60

化学成分Chemical Compostion类型 KindsCSiMnCrPSCu Mo Ai Ni Nb Ti Zr V低铬合金铸球 Low chromium alloyed micro-bars 2.2-3.5≤1.2≤1.2 0.3-1.0≤0.10≤0.10微量Trace中铬合金铸球 Low chromium alloyed micro-bars2.2-3.3≤1.2≤1.24.0-9.0≤0.10≤0.10微量Trace高铬合金铸球 Low chromium alloyed micro-bars2.2-3.3≤1.2≤1.211-13≤0.05≤0.05微量Trace  多元合金铸球2.3-3.1≤1.2≤1.22.5-4.0≤0.05≤0.05微量Trace  新创高铸球2.3-3.1≤1.2≤1.25.0-6.0≤0.05≤0.05微量Trace  多特高铬铸球2.3-3.0≤1.2≤1.221-28≤0.05≤0.05微量Trace 力学性能及全相组织名称硬度冲击值全相组织落球次数低铬合金铸球≥45≥2.0P C8000多元合金铸球≥50≥2.0P C12000中铬和金铸球≥50≥2.0P C13500高铬合金铸球≥56≥2.5P C18000特高铬合金铸球≥60≥3.0P C20000新创高铬球≥60≥3.0P C20000