锻造比
Based on ladle refining, wide flat anvil forge with great forging ratio, heat treatment process of" normalizing+ spheroidizing+ diffusion hydrogen", the cold roll blank has been forged succesfully, and the percent of pass is up to 90.5%.
采用钢包精炼炉冶炼、宽平砧大压下量锻造、正火+球化+扩氢的热处理工艺,成功制造了冷辊坯,合格率达90.5%。
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