开发的高碳微合金非调质钢C70S6（/%：0.68~0.73C,0.15~0.25Si,0.45~0.55Mn,≤0.030P,0.055~0.070S,0.10~0.15Cr,0.04~0.08Ni,0.03~0.0......

55SiCr钢280 mm×325 mm铸坯（/%：0.55C,1.42Si,0.67Mn,0.008S,0.67Cr）的冶炼流程为80 t BOF-LF-RH-CC工艺。通过BOF出钢加Al和硅......

气瓶钢34CrMo4的生产工艺流程为铁水预处理-180 t BOF-LF-RH-350 mm×470 mm坯连铸。对4流连铸分别采用结晶器电磁搅拌（M-EMS,4......

邢钢采用8Ot顶底复吹转炉-LF-RH-325 mm×280mm大方坯连铸流程生产40CrMoV钢(/%:0.36~0.44C,0. 15~0. 35Si,0.45~0. 70Mn,≤0.......

通过转炉采用高拉碳操作,控制出钢[P]≤0.012%,终渣碱度2.8～3.5;双挡渣工艺,LF精炼渣碱度≥4,（TFe+MnO）≤1.0%;应用低铝洁净钢精炼技......