 |
Chinese Classification
Professional Classification
ICS Classification
Latest
Value-added Services
|
| Chinese National Standard Category: Metallographic testing method |
| English Title: | Microstructure and defect determination of tungsten carbide powder |
| Chinese Title: | 碳化钨粉末微观组织及缺陷检测方法 |
| Standard No.: | GB/T 40067-2021 |
| Category No.: | H24 |
| Issued by: | SAMR; SAC |
| Issued on: | 2021-05-21 |
| Implemented on: | 2021-12-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 5500 words |
| Similar Standards: |
| Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886 |
| Copyright: Beijing COC Tech Co., Ltd. 2008-2020 |