... ) Power stationD) Chemical industry Chemical components A)High chromium steel ball C 1.8-3.3, Si 0.3-1.2 ... -16, P 0.10Max, S 0.1MaxB)Medium chromium steel ball C 2.0-3.3, Si 0.3-1.2 ... , P 0.10 Max, S 0.1MaxC)Low chromium steel ball C 2.2-3.5, Si 0.3-1.0 ... ,Tianjin,ShanghaiOutput per yearMore than 10000 tonsthe sample Low price and high quality grinding steel ball