Open AccessResearch on Impact Toughness in Microzones of 12Cr/30Cr2Ni4MoV Dissimilar Rotor Steel Welded Joint
Author(s) -
切强度 通过分区测试法获得了微区韧脆转变温度 Fatt,
研究了显微组织对微区硬度,
、 强度和韧性的影响,
。 研究结果表明,
焊接接头的硬度和剪切强度分布特征基本一致,
热影响区力学性能梯度分布,
熔合线界面两侧力学性能不匹配;过渡层存在,
接头微区脆韧转变,
温度 Fatt,
逐渐降低; °C下,
母材,
及其热影响区冲击韧性优异 裂纹萌生于基体,
第二相界面,
Bo Zhu,
Wen-Ke Wang,
Yang Guo,
Jiankun Xiong,
Jianxun Zhang
Publication year - 2021
Publication title -
jixie gongcheng xuebao
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.342
H-Index - 50
ISSN - 0577-6686
DOI - 10.3901/jme.2021.02.053
Subject(s) - welding , toughness , materials science , joint (building) , rotor (electric) , structural engineering , composite material , engineering , mechanical engineering