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

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

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

?????? ??????? ?? ??? ??????? ??? ?????? ?????? (BFV-1005)

???? ????

????? ????? ??????? ????? PN16 DJ-1003

????? ????? ??????? ??????? ????? PN16 DJ-1002

???? ??????? ???????? B62 (BRZ-BF-06L)

????? ???????? 150 ??? (PN20)? PN16? PN25 DJ-1001

???? ??? ??? ?????? SDSS 4A 6. CVS-600-6FA

???? ????? ?????? ?????? ??? ????? ??????? API6D

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

DIN PN40 ???? ????? ????????

???? ??? ??????? ?? ????? ?????? CVS-0900-24F

???? ????? BB ?? ?????? ????? (GV-D-04)

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

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

??? ????? ????? ???? SS ????? ????? ?????

??? ????? ????? ???? SS ????? ????? ?????

????? ??? ???

?????? ?????? Valve World Expo

??? ????? ???? Valve World Expo Asia ???? ??? ?? ???????? ???? 26 ?27 ??????? ??? ??????? ???? ??? ???? ?? ??????? ?? ??????? ??? ???? ??????? ??????? ?????? ??? ?????. ?????? ????? ...

?????? ????? ????? ??????? ????? DN2200

?????? ??????? ??????? (?????? ?????) ????? ????? ????? ???? ??????? ??????? ??????: AWWAC504 ????? ????: AWWA C504 ??? ????? ?????? PN10 - FLANGE ASME B16.1 CLASS 125 ?????:...