???? ??? ?????? 2500 ???: ???? ???? ?????? ????????? ???????

?? ???? ??? ?????? 2500 ??? ???? ????? ???? Shijiazhuang Deye Piping Industries Co., Ltd. ?? ???? ???? ?????? ?????? ???? ??????? ????? ?? ????????? ????????. ?? ???? ??? ??? ??? 2500 ???? ??? ?????? ???? ??? ??????? ?? ??????? ?????? ?????? ????? ??????? ??? ????? ?? ???? ????? ?????? ?????? ????? ???? ??? ?????? ??? ?????? ?????????? ??? ????? ??????. ??? ????? ????? ??? ??? ??????? ??? ???? ?? ????? ?????? ???????. ?? ????? ?????? ???? ?????? ?????? ??? ????? ????????? ?? ?????? ????? ?????? ??????????? ??????????????? ?????? ??????? ?????? ???? Shijiazhuang Deye Piping Industries Co., Ltd. ?????? ?????? ?? ?????? ??????? ????? ??? ?????? ???? 2500 ???. ???? ???????. ???? ??????? ?? ????? ?? ???? ????? ??? ?????? ?????????? ???????? ??????. ?? ??????? ??? ????? ????????? ??? ??? ?????? ????? ???? ??? ???? ?????? ?????

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

???? ?????? ????? GVC-001500-F

???? ????

???? ???? ?? ???? ????? ??????? ?? ???? ????? BV-16-3WYF

???? ????? API PV-150-1-1-2W

???? ???? ?? ???? 150 ??? ?? ?????? ????? (BY-03)

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

???? ?????? ??? ????? ????? 500X

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

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

???? ????? ?????? ????? A105 ?? ???? ????? GVC-0016-1F

???? ??????? ???? ??????? BFV-1011

???? ??? GGG50 CV-Z-01

?????? ??? ????? ?? ???? ???????? ?? ??? CV-A-11

???? ??????? ???????? ???? PV-PN16-12F

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

????? ??? ???

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

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

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

????? ?????? ????? ?? ???? ????? ????? ??????? ???? ???????? ??????? ???????? ??????. ???? ????? ????? ??????? ??? ?????? ?????? ?????? ??????? ?? ???????? ??? ...