??? DIN PN16 - ????? ??? ???? ?????? ??????
?? Din Pn16 Flange ?? ???? ???? ?????? ????? ???? Shijiazhuang Deye Piping Industries Co., Ltd.. ?? ????? ??? ?????? ?????? ????????? ??????? ???????? ???????? ????????? ??? ???? ??????? ????? ???????? ??? ???????? ?? ????????? ?? ??????? ????? ?? ????? ?????? DIN? ???? Din Pn16 Flange ??????? ?????? ??????? ?? ??????? ??? ????? ??????? ??????? ????? ?? ???????? ??? ?? ??? ????? ?????? ??????????????? ??????? ??????. ?? ????? ??? ?????? ???????? ???? ????? ??????? ????? ?????? ?????? ??????. ?????? ??????? ??? ???? ???? ???? ????? ?? ??????? ??????? ???????? ??? ???? ????? ?????? ?????? ???????? ?????? ?????? ????????? ??????? ???????? ????????? ?? ???????? ??????? ???? ???????? ???? Shijiazhuang Deye Piping Industries Co.? ??? ???? Ltd. ???? ??????? ?????? Din Pn16 Flange? ??? ?????? ?????? ?????? ??? ???? ??????
