T/CWAN 0058-2021
摆动埋弧自动焊焊接工艺规范
Welding procedure specification for automatic swing submerged arc welding
2021-07-01 实施
2021-05-21发布
目次
前言.........….....…............…........…......….....…....………1
1 范围…........................…...........................................….1
2 规范性引用文件.............................................................…1
3 术语和定义….…….……….….…………..…………...………….......….1
4 一般要求......….....….…...…..…….…..…..…..…….…....…....…..1
5 焊接设备.......................................................….2
6 焊接材料 .......................…....................... 2
7 焊接坡口要求….......................................….....….......3
8 焊接工艺要求…..........….....…................…....................…...3
9 焊后检测和返修……………………………………………………4
10 安全防护…….……………………………………………………….... 4
附录 A（规范性）摆动埋弧自动焊的焊接坡口……….…..…...5