Standard No.:	GB/T 12469-1990
English Name:	Quality assurance of welding - Requirement foer fusion welding joint of steel and classification for imperfection
Chinese Name:	焊接质量保证 钢熔化焊接头的要求和缺陷分级
Chinese Classification:	J33    Welding and cutting
Professional Classification:	GB    National Standard
Issued by:	AQSIQ
Issued on:	1990-9-8
Implemented on:	1991-10-1
Status:	abolished
Abolished on:	2005-10-14
Language:	English
File Format:	PDF
Word Count:	1500 words
Price(USD):	90.00
Delivery:	via email in 1 business day

This standard specifies the requirements for fusion welding joint of steel and classification for imperfection.

This standard is applicable to butt and fillet (overlap and T-shaped) joints through fusion welding method.

1 Subject Content and Application Scope
2 Normative References
3 Requirements for Welding Joint and Classification for Imperfection
4 Imperfection Classification Criterion
5 Imperfection Inspection
6 Marking
Additional Explanation