Standard No.:	T/CWAN 0099-2023
English Name:	Welding procedure specification of austenitic stainless steel pipes for liquefied natural gas
Chinese Name:	液化天然气用奥氏体不锈钢管焊接工艺规程
Chinese Classification:	J33    Welding and cutting
Professional Classification:	T/    Social Organization Standard
ICS Classification:	25.160.10 25.160.10    Welding processes 25.160.10
Issued by:	China Welding Association
Issued on:	2023-12-26
Implemented on:	2024-2-1
Status:	valid
Language:	English
File Format:	PDF

本文件规定了气体运输船液化天然气用奥氏体不锈钢管焊接的一般要求、工艺要求、检验、返修、焊后处理、安全防护等内容。
本文件适用于外径≥11mm的、壁厚2.1 mm~16 mm范围内的气体运输船液化天然气用奥氏体不锈钢管焊接。