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

01

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

01

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

01

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

01

ANSI ????? ??????? ?????? ???????? Welded Ends GV-H-A06

01

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

01

ANSI 150LBS ??????? NRS ??????? ????? (GV-H-05)

01

???????? ??????? ????? ISO 5211 ????? ????? (GV-H-T03)

01

?????? ??? ????? ????? ??????? WRAS ??????? ????? (...

01

???????? ??? ????????? ??????? ????? ????????? ?????? (GV-H-...

01

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

01

??????? ANSI MJXMJ ??????? ????? GV-H-A03

01

??????? ANSI ??????? ????? ??????? ????? GV-H-AF06