In the process of rough rolling, the alloy semisteel was chosen, and the unlimited chrome and molybdenum chilled iron roll material was used in the process of fine rolling.
在粗轧阶段选用了合金半钢材料轧辊，在精轧阶段选用了铬钼无限冷硬铸铁材料的轧辊。
The recovery quantity of converter gas got increased in semisteel steelmaking process by means of optimizing oxygen feeding, improving operation level, reforming gas recovery system.
在半钢炼钢工艺下，通过优化转炉的供氧操作、提高操作水平、对煤气回收系统进行优化改造，提高了转炉煤气的回收量。
Using carburizing agent and devulcanized agent, experiment of carburisation and desulphuration for semisteel which in smelting high titanium slag by electric cooker has been studied.
用增碳剂和脱硫剂对冶炼高钛渣副产半钢进行了增碳脱硫试验研究。
Using carburizing agent and devulcanized agent, experiment of carburisation and desulphuration for semisteel which in smelting high titanium slag by electric cooker has been studied.
用增碳剂和脱硫剂对冶炼高钛渣副产半钢进行了增碳脱硫试验研究。
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