S45C 2.0*1000*C 30 宝钢 45# 2.5*1250*C 30 鞍钢/本钢 45# 3.0*1250*C 30 鞍钢/本钢 45# 3.5*1250*C 30 鞍钢/本钢 45# 4.0*1250*C 30 鞍钢/本钢 45# 4.5*1250*C 30 鞍钢/本钢 45# 5.0*1250*C 30 鞍钢/本钢 45# 5.5*1250*C 30 鞍钢/本钢 45# 6.0*1250*C 30 鞍钢/本钢 45# 6.5*1250*C 30 鞍钢/本钢 45# 7.0*1250*C 30 鞍钢/本钢 45# 7.5*1250*C 30 鞍钢/本钢 45# 8.0*1250*C 30 鞍钢/本钢 45# 10.0*2000*C 30 宝钢/梅钢