???? 5 ????? ?????? ???? ????? ????

????? ?????? ???? ???????? ?????? ?????? ???? ?????? ???? Shijiazhuang Deye Piping Industries Co.,Ltd. ?????? ?????? ?? ????? ?????? ?????? ????? ?? ?????? ???? ?????? ????????? ????????? ??? ?? ????? ?????? ???? ????? ?????? ???? ?????? ?????? ???????? ????? ???? ?????? ?????? ????? ????????? ???????? ?????? ??. ???? ??? ????? ??? ?????? ???? ????? ?????? ?? ?????????????? ?? ?????????? ?? ????? ?? ????????? ?????? ?????? ???????? ??????? ?????? ???????? ???? ???? ???????? ???????? ?? ??????? ??? ??????? ??????? ???????? ???????????? ????? ?????? ???? ?????? ??? ????????. ??????? ????????. ?? ???????? ???????? ??? ???? ??????? ?? ????? ??? ???????? ????? ?????? ??????? ?? ??????? ?? ???? ????? ??????

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

???? ????? ?? ?????? ????? GK-01

???? ????

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

???? ????? ????? ???? ?????? ?????? (BRZ-BF-03W)

???? ??????? ?? ?????? PN20 ?? ????? U (BFV-1003)

???? ???? ???? ??? ????? ??????? 600LBS 4A DSS

F4 PN16 ???? ???? ?? ???? ?? ?????? ????? (BY-02)

?????/???? ??? 1500LBS A216WCB YCT-001500-20

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

???? ????? ??????? ?? ??????? ?????? SCH40

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

???? ???? ?????? ?? ???? ???? ??? BRZ-BV-01

???? ??? ?????? ???????? CVS-0600-12N

???? 150LBS LCC ???? ??????? ??????? ????? ????? ?????? (GV-150-10CL)

?????? ??? ????? ?? ?????? ????? ?? ???? SS (CV-R-01)

????? ??? ???

????????? ???????? ???? ?????? (ANSI B16.5)

????? ???????: ?????? ????????? ??? ???? ???? ?? ?? ????? ??????? ???? ?????? ????? ????? ???? ?????? ???????. ??? ?? ??????? ???????? ???????. ????? ?????? 12 ???? (304.8 ???) ??????...

???? ?????? ?????? ????? ??? ?????? WRAS

????? ???? ????? ?????? ?????? ??? ???? ????. ????? ?? ????? ?? ????? ?????? ?? ????? ?????? ?????? ??????? ?????? ?? ??????. WRAS ?? ?????? ?????? ????? ??????.