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17-4PH
,added Category:470 製造總論 using HotCat
抗拉强度 Rm (MPa):480℃时效,≥1310; 550℃时效,≥1060; 580℃时效,≥1000; 620℃时效,≥930条件屈服强度 Rp0.2 (MPa):480℃时效,≥1180;550℃时效,≥1000;580℃时效,≥865;620℃时效,≥725伸长率 A (%):480℃时效,≥10;550℃时效,≥12;580℃时效,≥13;620℃时效,≥16断面收缩率 Z (%):480℃时效,≥40;550℃时效,≥45;580℃时效,≥45;620℃时效,≥50硬度 :固溶≤363HB和≤38HRC;480℃时效,≥375HB和≥40HRC; 550℃时效,≥331HB和≥35HRC;580℃时效,≥302HB和≥31HRC;620℃时效,≥277HB和≥28HRC密度:7.80g/cm3。<ref>[https://baijiahao.baidu.com/s?id=1672815037246357616&wfr=spider&for=pc 17-4PH]百度</ref>
=='''参考文献'''==
[[Category:470 製造總論]]