Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Chinese National Standard Category: Ultrasonic wave and sound radiation defectoscope

English Title: Non-destructive testing instruments—Ultrasonic time-of-flight diffraction instrument—Methods of performance tests
Chinese Title: 无损检测仪器 超声衍射声时检测仪 性能测试方法
Standard No.: GB/T 39849-2021
Category No.: N77
Issued by: SAMR, SAC
Issued on: 2021-03-09
Implemented on: 2022-4-1
Status: valid
Superseded by:
Superseded on:
Abolished on:
Superseding:
Word Count:7500 words
Similar Standards: TB/T 2340-2000   GB/T 42399.3-2023   GB/T 42399.2-2023   GB/T 42399.1-2023   GB/T 40023-2021   GB/T 39849-2021   DB37/T 4360-2021   DB37/T 3143-2018   DB37/T 3142-2018   GB/T 33889-2017   GB/T 33888-2017   GB/T 28880-2012   JB/T 11276-2012   JB/T 11279-2012   JB/T 11277-2012   JB/T 7411-2012   GB/T 27664.3-2012   GB/T 27664.1-2011   GB/T 27664.2-2011   GB/T 27669-2011  
Back          Detail

Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886
Copyright: Foryou Tech Co., Ltd. 2008-2020