Chinese Classification
Professional Classification
ICS Classification
Latest
Value-added Services
|
Standard Insuued on: 1993-03 |
Category No.: | SY | Valid Status: | superseded |
Issued Organization: | Issued Date: | 1993-03-27 | |
Implemented Date: | 1993-3-1 | Abolished Date: | 2005-10-01 |
Superseded Standard.: | SY/T 4109-2005 Nondestructive testing of oil and gas steel pipeline |
Superseded Date: | 2005-10-1 |
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886 |
Copyright: TransForyou Co., Ltd. 2008-2040 |