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

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

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

???? ????? ?? ?????? ????? ?? ??? ????? ISO 5211 (GV-H-T03)

???? ????

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

???? ????? RS ?????? ?? ?????? ????? ANSI GV-H-AF03

???? ??????? ANSI MJXMJ ?? ?????? ????? GV-H-A03

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

???? ??? ???? CVS-150-30WL

??????? WCB ??????? ????? PN160 ???? ????? ???? GVC-00160-12

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

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

???? ??????? WCB PSB 900LBS GVC-00900

MSS SP-43 ????? A ?????? ??? ?????? ??? ?????? ?????? ?????? PF-S-15

???? ?????? BRZ-BF-02F

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

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

????? ??? ???

?????? ?????? ?????? ?? Incoloy825

Incoloy825 ???? ?????? ?????? ?????? ???? ????? ?? 19 ?????? 2021. ?????? ?????? ?????? ?? ?????? ???? ????? ?????? ???????? ???? ???? ???? ???????? ????? ???? ????? ????? ??????? ?? ???? ?...

???? ??????? ???????? (API 600? 602? 603)

?? ?? ???? ???????? ??? ???? ????? ???? ?????? ???? ?????? ??????? ?????? ???? ???????? (?? ?? ????????). ???? ??????? ?? ???? ????? ???????? ??? ?? ????? ?????? ?? ...