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

01

?????? 150LBS Swing Check Valve ??????? ??????? ?????

01

?????? ????? BRZ-BF-02F

01

AWWA c504 ???? ???? ?????????? ?????? ?????

01

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

01

???????? ?????????? ???????? F51 2000PSI ????????? ?????

01

??????????? ???????? ?????????? ???????? F53 ????????? ????? ISO5211...

01

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

01

????????? ?????? ??????? ?????? ?????????? ???????? BRZ-GV-1-2-L

01

?????? ANSI 150LBS Flanged BB Gate Valve BRZ-G-01

01

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

01

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

01

600WOG ??????? ????????? ????????