产品详情
双法兰球阀 Double Flange Ball valve
国标
(GB)
编号
UG972SP
UG973SP
UG974SP
UG975SP
UG976SP
UG977SP
UG978SP
UG979SP
UG980SP
规格
20
25
32
40
50
63
75
90
110
日标
（JIS)
972SP
973SP
974SP
975SP
976SP
977SP
978SP
979SP
980SP
1/2″
3/4″
1″
1-1/4″
1-1/2″
2″
2-1/2″
3″
4″
美标
（ASTM)
SCF972SP
SCF973SP
SCF974SP
SCF975SP
SCF976SP
SCF977SP
SCF978SP
SCF979SP
SCF980SP
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