???? ????? Api 1500# ???? ?????? ???????? ?????? ??????

???? ??????? Api 1500# ?? ???? ???? ?????? ?? ?????? ??????? ?????? Shijiazhuang Deye Piping Idndustrys Co.,Ltd. ??? ?????? ????? ??????? ????? ?? ?????????? ??? ?? ??? ????? ?????? ??????????????? ????????? ???????? ??????? ?????? ???? ??????? Api 1500# ?????? ????? ??? ???? ??????? ??????? ??????. ??? ?? ?????? ?????? ???? ????? ?????? ?????? ??????? ???????? ??? ???? ?????? ?????? ?? ??????? ??????. ????? ?????? ?????? ????? ?????? ?????? ??????? ??????? ???????? ??? ?? ????? ??? ?????? ?????? ????? ???? ???? ?????? ????? ????? ?????? ??????. ???? ????? ??????? ??????? ???????? ???? ???? ??????? Api 1500# ??????? ????? ????? ????? ?????? ?? ??????? ???????? Shijiazhuang Deye Piping Idndustrys Co.,Ltd. ???? Api 1500# Plug Valve ????? ?????? ?????? ????? ??????? ?????? ???? ??????? Api 1500# ?????? ????? ??? ???????? ??????? ?? ??????? ???????? ???? ???????.