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大型转炉炉体材料为16MnR钢,焊后在全纤维台车炉内进行了整体热处理,以消除应力。热处理工艺为加热至620℃,保温6 h,炉冷。
Large converter furnace material is 16MnR steel, after welding in the whole fiber trolley furnace for the whole heat treatment to eliminate stress. Heat treatment process is heated to 620 ℃, holding 6 h, furnace cooling.