ASTM A105 jẹ ohun elo erogba irin pẹlu akoonu erogba ti 0.0218% ~ 2.11%. Tun npen irin erogba.
ASTM A694 F52 2534 2574 2576 Ati NPT ORD ONIT BCELLE FROIND FRENGEND FRENGEND FRENGEND FRENGEND FREILD PULLE FRELD CLI FLADGES DN25 PN25 PN25 PN25 PN25 pN25 pN25
Ẹya iṣelọpọ irin ofurufu ti ọkọ ayọkẹlẹ Ferrale jẹ agbara lati ṣiṣiṣẹju awọn aṣẹ nla ati aṣa lati ọdọ awọn alabara wa kakiri agbaye. Awọn irin-ajo carlon giga wọnyi giga wọnyi, lakoko ti o jẹ ti irin irin irin alagbara, ko ṣe sooro ni kikun. Awọn eroja ni awọn oni-igi gbigbẹ, ọkọ irin ni ipa nla lori itọju ooru; Nitori wọn ṣọ lati fa kaakiri ti awọn ọta nipasẹ irin irọsi irin, nitorinaa idaduro iyipada oju-omi. Awọn ohun mimu ti awọn aṣọ atẹgun irin ọkọ ayọkẹlẹ le ṣee dara si nipa fifi awọn eroja bii manganese, molybandm, nickel ati booroni.