????? ???? (??? ?????) ??? ??? ??? Y? ????? ??? ????? CE | ?????? ?????? ??????
????? ?? ???? ??? ????? Ansi Y ??? 150 ?????? ?? ????? ???? Shijiazhuang Deye Piping Industries Co., Ltd. ????? ??? ??????? ????? ?????? ?????? ??????? ?? ???? ???????? ?????? ???? ????? ?????? ??????? ????????? ??????? ?????? ??????. ????? ??? ??????? ????? ??????? Ansi 150 ?????? ??? ?????? ??????? ????? ?? ????????? ????????? ??? ?? ??? ?????????????? ???????????? ?????? ?????? ??????? ?????? ??????. ???? ??????? ??????? ??? ???? ??????? ???????? ????? ??????? ?????? ????????? ?????? ??? ?? ??????? ??????. ???? ??????? ???? ?????? ??????? ??????? ???????? ????? ???????????? ???? ????? Ansi Y ??? 150 ????? ?? ???? Shijiazhuang Deye Piping Industries Co., Ltd. ?????? ?????? ??????? ???? ???? ?? ????? ?????? ????? ????? ????????.