??????????????????????????

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PN16 PN25 Double Eccentric Butterfly Valves ???????????...

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AWWA c504 ?????????? Eccentric Butterfly Valve

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???????????????????????????????????? (...

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GGG40/GGG50 ??????????????????????? Butterfly Valve (BFV-1008)

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???????????????????????????????????????????? EPDM

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????????? DI SW Gate Valve ???????????? PVC (GV-Z-14)

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??????????????????????????????????????????????? HDPE (GV-A-4)

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BS5163 ?????????????????????? Bevel Ge...

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ANSI Cast Iron Gate Valve ?????????? Welded Ends GV-H-A06

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???????? ANSI heavy RS Gate Valve GV-H-AF03

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ANSI 150LBS Cast Iron NRS Gate Valve (GV-H-05)

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Cast Iron Gate Valve ?????????????? ISO 5211 (GV-H-T03)