摘要
分析了20Cr钢低压容器焊接过程中液化裂纹的成因,结合生产实践提出了工艺改进措施,同时也给出了改进工艺的缺点。
The wehting liquation crack initiation of the 20Cr steel pressure vessel is analyzed. Combined with production practice, the improvement measures of the welding process are put forward. The shortcoming of the improved technology is proposed.
出处
《机械工程师》
2012年第11期27-28,共2页
Mechanical Engineer
关键词
20CR钢
焊接
液化裂纹
工艺改进
20Ct steel
welding crack
liquefaction
process improvement
