本规范共分13章和4个附录。主要技术内容是：总则、术语、基本规定、材料、焊接工艺评定、焊接技能评定、碳素钢及合金钢的焊接、铝及铝合金的焊接、铜及铜合金的焊接、铁及钛合金的焊接、镍及镍合金的焊接、锆及锆合金的焊接、焊接检验及焊接工程交接等。
GB50236-2011······1
1 总则······12
2 术语······13
3 基本规定······14
4 材料······17
5 焊接工艺评定······20
6 焊接技能评定······21
7 碳素钢及合金钢的焊接······25
7.1 一般规定······25
7.2 焊前准备······25
7.3 焊接工艺要求······28
7.4 焊前预热及焊后热处理······32
8 铝及铝合金的焊接······35
8.1 一般规定······35
8.2 焊前准备······35
8.3 焊接工艺要求······38
9 铜及铜合金的焊接······40
9.1 一般规定······40
9.2 焊前准备······40
9.3 焊接工艺要求······41
10 钛及钛合金的焊接······43
10.1 一般规定······43
10.2 焊前准备······43
10.3 焊接工艺要求······45
11 镍及镍合金的焊接······47
11.1 一般规定······47
11.2 焊前准备······47
11.3 焊接工艺要求······48
12 锆及锆合金的焊接······50
12.1 一般规定······50
12.2 焊前准备······50
12.3 焊接工艺要求······51
13 焊接检验及焊接工程交接······53
13.1 焊接前检查······53
13.2 焊接中间检查······54
13.3 焊接后检查······54
13.4 焊接工程交接······57
附录A 焊接工艺规程的格式······58
附录B 焊接技能评定记录、焊接技能评定结果登记表及焊接技能评定合格证的格式······61
附录C 常用焊接坡口形式和尺寸······65
附录D 焊接材料的选用······77
本规范用词说明······85
引用标准名录······86
附：条文说明······88
1 总则······92
2 术语······94
3 基本规定······95
4 材料······97
5 焊接工艺评定······99
6 焊接技能评定······103
7 碳素钢及合金钢的焊接······106
7.1 一般规定······106
7.2 焊前准备······106
7.3 焊接工艺要求······108
7.4 焊前预热及焊后热处理······112
8 铝及铝合金的焊接······115
8.1 一般规定······115
8.2 焊前准备······115
8.3 焊接工艺要求······116
9 铜及铜合金的焊接······118
9.1 一般规定······118
9.2 焊前准备······119
9.3 焊接工艺要求······119
10 钛及钛合金的焊接······121
10.1 一般规定······121
10.2 焊前准备······121
10.3 焊接工艺要求······122
11 镍及镍合金的焊接······125
11.1 一般规定······125
11.2 焊前准备······125
11.3 焊接工艺要求······126
12 锆及锆合金的焊接······127
12.1 一般规定······127
12.2 焊前准备······127
12.3 焊接工艺要求······128
13 焊接检验及焊接工程交接······129
13.1 焊接前检查······129
13.2 焊接中间检查······129
13.3 焊接后检查······131
13.4 焊接工程交接······133
