???? ?????? EPDM ????? ?????? ????? ????? ???????? ?????????

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

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

???? ????? WCB ?? ??????? ??????? 150LBS GVC-00150-10

???? ????

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

????? / ???? WCB 2500LBS ???? ????? ?? ????? ?????? YC-002500-2.5

???? ????? ?? ??????? ??????? ????? 304 316 ?? SCH40 SCH80

SCH40 Galvanzied A106 Gr.B ?????? ????????

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

???? ???? ?? ???? ??????? ANSI 150LBS BRZ-GL-03

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

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

???? ???? ?? ???? ?? ??????? ??????? ????? ?? ???? ????? ?? PN16 PN25 PN40

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

???? ????? ??? ?????? ????? ?? ??? PR-H-03

???? ??? ?????? ?? ????? ?????? CVS-040-6W

???? ???? ?? ???? 150LBS ?? ??????? ???????? ?? ????? ????? ???????? BV-0150-2F

????? ??? ???

DN2000 ???? ??? ????? ?????? ??????? SS

??? ???? ??? ????? ?????? ?????? ??????? ?????? ????? ????? ??????? ???????? ?????? ????????/???? ????? ?????. ?? ???? ????? ?????????? ?????? ?????? ???? ????? 40% ?? ???????? ???????...

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

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