A crack is found after SR heat treatment in the vertical welding fusionline for water distribution ring pipe of a electric machinery.
某设备制造厂电机配水环管立缝在消除应力热处理后,熔合线附近出现裂纹。
3
These conclusions are important theory to guide the study of the formation mechanism of cold cracking in the two sides of fusionline of dissimilar steel welded joint.