Alloy tube ati tube ailopin mejeeji ni ibatan ati iyatọ, ko le dapo.Paipu alloy jẹ paipu irin ni ibamu pẹlu ohun elo iṣelọpọ (iyẹn, ohun elo) lati ṣalaye, bi orukọ ṣe daba jẹ paipu alloy;Ailokun pipe ti wa ni asọye ni ibamu pẹlu ilana iṣelọpọ (laini-ara) ti paipu irin, eyiti o yatọ si paipu ti ko ni idọti jẹ paipu welded, pẹlu paipu welded taara ati paipu ajija.

A335P5 alloy irin pipe je ti alloy pipe ti wa ni o kun lo funkekere ati alabọde titẹ igbomikana(titẹ ṣiṣẹ ni gbogbogbo ko ju 5.88Mpa, iwọn otutu ṣiṣẹ ni isalẹ 450 ℃) paipu alapapo;Ti a lo funga titẹ igbomikana(titẹ titẹ ṣiṣẹ ni gbogbogbo ju 9.8Mpa, iwọn otutu ṣiṣẹ laarin 450 ℃ ~ 650 ℃) paipu alapapo, alapapo, superheater, reheater, paipu ile-iṣẹ petrochemical, ati bẹbẹ lọ.

Awọn ohun elo miiran jẹ: 16-50Mn, 27SiMn,40Cr,Cr5Mo,12Cr1MoV,12Cr1MovG,15CrMo,15CrMoG,15CrMoV,13CrMo44,13CrMo44,T72MN,T91M 35CrMo,35CrMoV,40CrMo,45CrMo,Cr9Mo,10CrMo910,15Mo3,A335P11,P22,P91,T91.