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通过成分分析、金相检验等方法对20CrMnTi制成的半成品锻造开裂原因进行分析。结果表明:由于钢中存在大量的夹杂物,导致锻造开裂。
The causes of forging cracking of the semi-finished products made of 20CrMnTi were analyzed by means of composition analysis and metallographic examination. The results show that because of the large amount of inclusions in the steel, the forging cracks.