Comparison tests were carried out to determine the surface and interior quality of semi-killed steel, and it was found that the "porosity" that the appeared on the cross section of the bloom could be left uncut, so that the metal yield could be increased.

  • 对半镇静钢的表面和内部质量,进行了生产对比试验,认为因疏松引起的钢坯断面空洞,可以少切或不切,以便合理提高钢坯收得率。

  • 互联网摘选 2025-01-20 11:59:29

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