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1981年我厂从瑞典引进了“SL”钢包喷吹装置,采用“SL”法对35CrNi_3MoV及S20A两钢种进行了喷吹试验,取得了一定的效果。试验方法1.试验钢种35CrNi_3MoV和S20A,其化学成分范围如表1。
In 1981, our factory introduced the “SL” ladle blowing device from Sweden and used “SL” method to test the 35CrNi_3MoV and S20A two kinds of steel and achieved some results. Test methods 1. Test steel 35CrNi_3MoV and S20A, the chemical composition of the range shown in Table 1.