Dn1200 48 Gate Valve - ?????? ????? ?????? ????????? ???????

??? ????? ???????? ???????? ?????? ?? ???????? ???? ??????? Dn1200 48 ???? ?????? ?? ???? Shijiazhuang Deye Piping Industries Co., Ltd.. ?? ????? ??? ?????? ????? ?????? ??????? ???? ??????? ???????? ????????? ??? ???? ??????? ????? ??????? ????? ???????? ?????? ??? ?? ????? ???? ??????? Dn1200 48 ????? ??? ?????? ????? ????? ?????? ????? ????? ??????? ?????? ????? ?????. ?????? ????? ??????? ????? ?? ?????????? ??? ?? ??? ?????? ??????? ???????? ??????????? ????? ???????? ????? ?? ???. ????? ?????? ??????? ?????? ?????? ?????? ??????? ??????? ???????? ??? ??? ???? ?????? ??????? ???????? ??????? ????? ???? ???????? ?? Shijiazhuang Deye Piping Industries Co., Ltd.? ???? ???????? ?????? ???? ???????. ?? ????? ???? ??????? Dn1200 48 ????? ??? ?????? ?????? ??????? ????? ????????? ????? ????? ?????? ??????. ?? ?? ?????? ???????? ??????? ????? ???????? ?? ?????? ?????? ?????? ???????? ?????? ??