2　术语和符号

• 2.1　术　　语

• 2.2　符　　号

5　焊接连接构造设计

• 5.1　一般规定

• 5.2　焊缝有效面积

• 5.3　塞焊缝和槽焊缝

• 5.4　填充板

• 5.5　搭接接头

• 5.6　板材和管材对接接头过渡

• 5.7　承受静载组焊构件

6　焊接工艺评定

• 6.1　一般规定

• 6.2　焊接工艺评定替代

• 6.3　重新进行焊接工艺评定

• 6.4　焊接工艺评定试验

• 6.5　焊接工艺评定取样

• 6.6　焊接工艺评定合格

• 6.7　堆焊工艺评定

7　焊接工艺

• 7.1　母材准备

• 7.2　焊接材料

• 7.3　焊接接头装配

• 7.4　定位焊与临时焊缝

• 7.5　焊接环境

• 7.6　衬　　垫

• 7.7　引弧板和引出板

• 7.8　焊接工艺技术

• 7.9　焊接变形控制和矫正

• 7.10　焊缝清理

• 7.11　返修焊

• 7.12　焊缝尺寸

• 7.13　焊后热处理

8　焊接检验

• 8.1　一般规定

• 8.2　焊缝外观检测

• 8.3　焊缝无损检测

附录C　栓钉焊接

• C.1　一般规定

• C.2　栓钉焊工艺评定

• C.3　栓钉焊工艺

• C.4　栓钉焊接质量控制

• C.5　栓钉焊质量检验

2　Terms and symbols

• 2.1　Terms

• 2.2　Symbols

5　Design of welding connections

• 5.1　General requirements

• 5.2　Effective areas of welds

• 5.3　Plug and slot welds

• 5.4　Filler plates

• 5.5　Lap joints

• 5.6　Transitions of butt joints and tubular connections

• 5.7　Built-up members in statically loaded structures

6　Qualification

• 6.1　General requirements

• 6.2　Substitute of welding procedure qualification

• 6.3　Requalification

• 6.4　Test requirement of qualification

• 6.5　Preparation of test pieces and samples

• 6.6　Qualification criteria

• 6.7　Weld cladding qualification

7　Welding procedures

• 7.1　Preparation of base metal

• 7.2　Welding consumables

• 7.3　Assembly of welding joints

• 7.4　Tack welds and temporary welds

• 7.5　Welding environment

• 7.6　Weld backing

• 7.7　Weld tab

• 7.8　Technics of welding procedure

• 7.9　Control and correction of welding deformation

• 7.10　Weld cleaning

• 7.11　Repairs

• 7.12　Sizes of welds

• 7.13　Postweld heat treatment

8　Inspection

• 8.1　General requirements

• 8.2　Visual inspection

• 8.3　Non-destructive testing

Appendix C　Stud welding