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5crmnmo gang de qiang ren hua chu li
Author(s): 
Pages: 32-35
Year: Issue:  5
Journal: Ordnance Material Science and Engineering

Keyword:  淬火温度强韧化板条马氏体热锻模片状马氏体试样尺寸使用寿命热处理工艺试验钢常规热处理;
Abstract: <正> 5CrMnMo钢是目前国内外广泛应用的中碳低合金热锻模具钢。一近年来,对该钢的组织与性能之间的关系进行了大量的研究。研究指出,适当提高钢的淬火温度,可使钢的K1C值明显提高。在500℃长时间回火,亦能提高钢的K1C值。从而改善了模具的内在质量和提高了使用寿命。
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