焊前预处理对钛合金厚板焊接残余应力的影响
周牧, 王倩, 王延绪, 翟梓融, 何伦华, 李昺, 马英杰, 雷家峰, 杨锐

Effect of Prewelding Pretreatment on Welding Residual Stress of Titanium Alloy Thick Plate
ZHOU Mu, WANG Qian, WANG Yanxu, ZHAI Zirong, HE Lunhua, LI Bing, MA Yingjie, LEI Jiafeng, YANG Rui
表2 未预热和预热焊接接头力学性能
Table 2 Mechanical properties of unpreheated and preheated welding joints
Welding condition

Rp0.2

MPa

Rm

MPa

A

%

I / J
FZ-NDNFZ-RDHAZ-NDNHAZ-RD
Unpreheated937.3998.39.79.711.214.714.0
Preheated902.3997.710.827.028.028.031.0