???? ???? ???? - ?????? ???? ????? ??? ??? ???? ?? ???? ????? ??, ??? ???????? ????? ????? ?? ?? ??? ???????? ???? ??? ???? ?? ???? ???? ?? ???? ?????? ???? ???
??? ??? ????????? ??????? ????, 285PSI /740PSI, 150LBS ??? 300lbs ?? ??? ??? ?? ????? ???? 2“ ??? 36” ???, ??? ???? ????, ??? ???? ???????? WCB, CF8, CF8M, CF3M, 4A, 5A, 6A ?? ????? ???????
????? ???? ???? ???? ???? ????, ???? ???? ??? ????? ???? ????/???? ???? ?? ??????? ?? ??? ???? ????? ??? ???? ?????? ???? ????????, ?????? ???? ???? ??? 40% ???? ?????? ???? ??? ??????????????? ???? ??? ???? ??? ???? ?? ???? ???? ?? ?? ??? ??? ???? ?????? ?????? ??? ?? ????? ??? ???? ????? ???? ???? ???? ??????? ???? ??? ???????? ???? ???? ?? ???? ????? ??, ??? ??????? SS ?????? ???? ?????????? ??? ????? ????? ?? ??? ?? ??? ???? ????? ???