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主要探讨了新型截齿用钢 BZ2 5 Q的热处理工艺。试验结果表明 ,BZ2 5 Q贝氏钢经 92 0℃淬火空冷 (35 0℃回火 )可获得最佳的强韧性配合
The heat treatment process of the new cutting steel BZ2 5 Q is mainly discussed. The results show that BZ2 5 Q bainite steel can be obtained the best strength and toughness by 92 0 ℃ quenching air-cooling (35 0 ℃ tempering)