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两次正火提高40Mn2钢低温韧性

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 1997-01-01

Journal: 金属热处理

Included Journals: CSCD、PKU

Issue: 11

Page Number: 11

ISSN: 0254-6051

Key Words: 两次正火; 冲击韧度; 晶粒; 带状组织

Abstract: 用两次正火工艺提高高压无缝气瓶用40Mn2钢的低温韧性,分析了晶粒、带状组织等组织变化与低温韧性之间的关系。试验结果表明用880℃和800℃两次正火,可显著提高40Mn2钢的低温冲击韧度。

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