GB/T 39245.1-2020
Grooved metal gaskets with covering layers for pipe flanges—Part 1：PN designated
- Standard No.
- GB/T 39245.1-2020
- Language
- Chinese
- Release Date
- 2020
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Lastest
- GB/T 39245.1-2020
GB/T 39245.1-2020 history
- 2020 GB/T 39245.1-2020 Grooved metal gaskets with covering layers for pipe flanges—Part 1：PN designated