Standard No.:	T/CWAN 0057-2021
English Name:	Welding procedure specification for automatic horizontal submerged arc welding
Chinese Name:	埋弧自动横焊焊接工艺规范
Chinese Classification:	J33    Welding and cutting
Professional Classification:	T/    Social Organization Standard
ICS Classification:	25.160.20 25.160.20    Welding consumables 25.160.20
Issued by:	China Welding Association
Issued on:	2021-05-20
Implemented on:	2021-7-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	5500 words
Price(USD):	165.00
Delivery:	via email in 1~3 business day

本文件规定了船舶和钢结构建造中埋弧自动横焊的术语和定义、一般要求、焊接设备、焊接材料、焊接坡口及焊接工艺要求、焊后检测和返修、安全防护等内容。
本文件适用于厚度10 mm~60 mm碳素结构钢(Q235A、Q235B、Q235C、Q235D、Q275A、Q275B、Q275C、Q275D钢)、低合金高强度结构钢(Q355B、Q355C、Q355D、Q355NB、Q355NC、Q355ND、Q355MB、Q355MC、Q355MD、Q390B、Q390C、Q390D、Q390NB、Q390NC、Q390ND、Q390MB、Q390MC、Q390MD、Q420B、Q420C、Q420NB、Q420NC、Q420ND、Q420MB、Q420MC、Q420MD钢)及其他化学成分相近且力学性能相当钢材的埋弧自动横焊焊接。