加工硬化和退火软化效应对316不锈钢厚壁管-管对接接头残余应力计算精度的影响

李索, 陈维奇, 胡龙, 邓德安

Influence of Strain Hardening and Annealing Effect on the Prediction of Welding Residual Stresses in a Thick-Wall 316 Stainless Steel Butt-Welded Pipe Joint

LI Suo, CHEN Weiqi, HU Long, DENG Dean

图8 316不锈钢对接接头的有限元网格

Fig.8 Finite element (FE) mesh and the number of welding passes of the 316 stainless steel butt-welded pipe joint (Numbers show the welding passes)