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Chinese National Standard Category: Metal nondestructive testing method

English Title: Welded steel tubes(except submerged arc-welded-Ultrasonic testing for verification of hydraulic leak-tightness
Chinese Title: 焊接钢管(埋弧焊除外)用于确认水压密实性的超声波检测方法
Standard No.: GB/T 18256-2000
Category No.: H26
Issued by: State Quality and Technology Supervision Bureau
Issued on: 2000-11-17
Implemented on: 2001-6-1
Status: superseded
Superseded by:GB/T 18256-2015 Non-destructive testing of steel tubes―Automated ultrasonic testing of seamless and welded (except submerged arc-welded) steel tubes for verification of hydraulic leak-tightness
Superseded on:2016-6-1
Abolished on:
Superseding:
Word Count:4000 words
Similar Standards: DB32/T 4485-2023   GB/T 14143-1993   GB/T 4058-1995   GB 246-1982   SDJ 67-1983   T/CIRA 14-2020   GB/T 242-1982   GB/T 3310-2023   NB/T 47013.14-2023   NB/T 47013.11-2023   GB/T 11260-2023   GB/T 42662-2023   GB/T 42673-2023   GB/T 42664-2023   GB/T 20490-2023   GB/T 42677-2023   GB/T 41966-2022   GB/T 4162-2022   GB/T 40791-2021   GB/T 40385-2021  
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