mm棒材相关论文
本钢特钢厂采用3t电渣锭-800初轧机开190mm×190mm方坯4架650连轧工艺,生产中160mm 0Cr17Ni4Cu4Nb不锈钢棒材以替代原先3t电渣......
本钢特钢Φ190 mm和Φ200 mm不锈钢棒材原轧制工艺为800轧机将3.16 t锭开坯和成材,其轧制小时产量低,钢材易出现扭转划伤。现采用的......
试验的Q345E钢(/%:0.13C,0.23Si,1.45Mn,0.012P,0.005S,0.045V,0.030Nb,0.030Al)的冶炼工艺为100 t EAF-LF-VD-Φ500 mm坯连铸-Φ1......