雙法蘭球閥 Double Flange Ball valve
國標 (GB) | 編號 | UG972SP | UG973SP | UG974SP | UG975SP | UG976SP | UG977SP | UG978SP | UG979SP | UG980SP |
規(guī)格 | 20 | 25 | 32 | 40 | 50 | 63 | 75 | 90 | 110 | |
日標 (JIS) | 編號 | 972SP | 973SP | 974SP | 975SP | 976SP | 977SP | 978SP | 979SP | 980SP |
規(guī)格 | 1/2″ | 3/4″ | 1″ | 1-1/4″ | 1-1/2″ | 2″ | 2-1/2″ | 3″ | 4″ | |
美標 (ASTM) | 編號 | SCF972SP | SCF973SP | SCF974SP | SCF975SP | SCF976SP | SCF977SP | SCF978SP | SCF979SP | SCF980SP |
規(guī)格 | 1/2″ | 3/4″ | 1″ | 1-1/4″ | 1-1/2″ | 2″ | 2-1/2″ | 3″ | 4″ |