???? ???? DN100 ???? ?????? ???? 4 ???? ?????? ?? ?????? ??????
?? ???? ?? ???? ???? DN100 ???? 4 ???? ???? ???????? ????? ?? ???? ??? ???? ?? ???? Shijiazhuang Deye Piping Industries Co., Ltd.. ?? ????? ???????? ??????? ????? ?????? ?????? ?? ???? ??????? ???????? ?? ????? ???????? ????????? ??? ?????? ?? ???? ?????? ??? ?? ????? ???????? ??????? ????? ????? ?????? ????? ???????. ??? ?????? ?????? ??????? ????? ?? ?????????. ??? ??? DN100 ???? 4 ????? ??????? ?????? ???????? ???????? ????????? ??? ???? ?????? ?????? ??????? ?? ??????? ?? ??????? ??? ?????? ???????? ??? ?????? ???????? ??????? ????? ???? ?????? ?? ???? ???? ?????? ??????? ??????? ???????. ???? ??? ???? ?? ????? ????? ?????? ?? ?????????????? ?? ?????? ??????? ??? ?? ????? ???????? ??????? ?????? ??? ?????? ????????? ??????? ?? Shijiazhuang Deye Piping Industries Co., Ltd.? ??? ??????? ?????? ???? ?????? ?????? ?? ??? ??????? ???? ???????? ???????? ?????? ??. ???? ??? ????? ?????? ?????? ?? ???????? ??????? DN100 ???? 4 ???? ???? ???? ?? ???? ???????
- ASTM A216 WCB ???? ???????
- ???? ????? ???? 1 ????
- ???? ???????: -40 ???? ????? ~ +250 ???? ?????? ???? ??????? ?????????? ???? ??????? C95800? ???? ????? ????? ???? ?????? ?????? ???? ?????? ?????? ???? ????? ????? ??????
- ????? ????? ???? ????????
- ??????
- ????? ?????? ??? ?????? ???????
- ???? ??? ???????
- ???? API Ss
- ?????? ??? ??????
- ???? ??????? ??????? ??????