A tun jẹ olutaja ati atajasita ti awọn tees bii ASME A182 Duplex Steel S31803 \/ S32205, eyiti o kọja ọrọ naa pẹlu hydrogen sulfide, ẹlẹṣẹ asiwaju ni nfa ipata sulfide cracking ni iṣẹ ekan. A ni ọja ti o tobi julọ ti Duplex ASTM A815 Awọn ohun elo bii Duplex S31803 Tee, Duplex S32205 Stub End, S32205 Double End Cap, Duplex 2205 Reducer, Duplex Cross, Duplex steel S31803 igbonwo, bbl