690MPa级大厚度调质高强钢板组织性能研究
Hebei Metallurgy（2012）
Abstract
对152.4 mm特厚高强度NVE690钢板的调质工艺与组织、性能的关系进行了研究,确定了生产条件下合适的调质工艺参数:即930℃两次淬火+650℃回火。采用此工艺生产,钢板可以获得最佳的组织和性能,满足了强度和冲击韧性要求。
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Key words
structure,quenching and tempering process,performance,high-strength quenching and tempering steel
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