???? ????? ?????? DNV GL: ???? ???? ????? ????

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

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

?????? ??? ??? ??? ????? ?? ???? ???????? CV-H-10

???? ????

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

???? ??? ????? ?? ??? ???? CVS-0150-6W

???? ???????? ???? PV-0150S-4F

???? ??? ????? GGG50

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

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

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

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

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

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

???? ???? ???? ???????? DN600

???? ???? ???? ???? ??? ????? ??????? ???? 30 ???? DN750 (BV-600-30F)

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

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

????? ??? ???

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

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

AWWAC504 ???? ??????? ?????? ?????????

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