在42CrMo钢中加入不同含量的微合金元素钛,研究了钛对高强度钢耐延迟断裂性能的影响.试验结果表明,钢中添加适量的钛能够改善高强度钢的耐延迟断裂性能,这种影响主要来自于析出物TiC的氢陷阱作用和晶粒细化作用.
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