单法兰球阀 half flange ball valve
国标 (gb) | 编号 | ug982sp | ug983sp | ug984sp | ug985sp | ug986sp | ug987sp | ug988sp | ug989sp | ug990sp |
规格 | 20 | 25 | 32 | 40 | 50 | 63 | 75 | 90 | 110 | |
日标 （jis) | 编号 | 982sp | 983sp | 984sp | 985sp | 986sp | 987sp | 988sp | 989sp | 990sp |
规格 | 1/2″ | 3/4″ | 1″ | 1-1/4″ | 1-1/2″ | 2″ | 2-1/2″ | 3″ | 4″ | |
美标 （astm) | 编号 | scf982sp | scf983sp | scf984sp | scf985sp | scf986sp | scf987sp | scf988sp | scf989sp | scf990sp |
规格 | 1/2″ | 3/4″ | 1″ | 1-1/4″ | 1-1/2″ | 2″ | 2-1/2″ | 3″ | 4″ |