亚温淬火对高温热成形后连铸10CrNi3MoV钢组织和性能的影响
Jinshu Rechuli/Heat Treatment of Metals(2012)
Abstract
研究了亚温淬火工艺参数对高温热成形后连铸10CrNi3MoV钢组织和力学性能的影响。结果表明,在亚温淬火工艺条件下,热成形后的连铸10CrNi3MoV钢组织得到细化,同时获得回火索氏体+贝氏体回火组织+粒状贝氏体+未溶铁素体的混合组织,使钢强韧性得到较大改善;在820℃×2 h淬火+800℃×2 h淬火+620℃×3 h回火工艺参数条件下处理时可获得良好的强韧性匹配。
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Key words
10CrNi3MoV steel,subcritical quenching,strength,toughness,hot forming
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