NS 1729 Ed. 1 (1978) 标准详情
- 标准号：NS 1729 Ed. 1 (1978)
- 中文标题：
- 英文标题：Valves - Disk Check Valves Of Leaded Gunmetal - Female Threaded Ends R3/8 To R 3 - Threaded Bonnet, Spring Leaded Disk - Metallic Seal - Nominal Pressure Pn16 - Max. Temperature 225 Degrees Celsius
- 标准类别：挪威标准NS
- 发布日期：
