NS 1721 Ed. 3 标准详情
- 标准号:NS 1721 Ed. 3
- 中文标题:
- 英文标题:Valves - Screw-down Stop And Check Valves Of Leaded Brass - Female Threaded Ends R 3/8 To R 2 - Threaded Bonnet, Rising Stem - Non-metallic Seal - Nominal Pressure Pn 16 - Max. Temperature 90 Degrees Celsius
- 标准类别:挪威标准NS
- 发布日期: