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

01

????????????? PN16 PN25 ???? ??????? ????????? ?????????? ...

01

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

01

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

01

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

01

EPDM ???? CV-Z-01 ??????? ????????? ??????? ???? ??????????

01

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

01

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

01

BS5163 ???????? ??????? ????? ?????????????? ???? ?????? ?????? ?????? ??...

01

ANSI ???????? ???? ???? ?????? ?????? ?????? ???????? ?????? GV-H-A06

01

???????? ??????? ANSI ???? RS ???? ?????? GV-H-AF03

01

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

01

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