Alloy tube ma seamless tube uma e lua e iai le mafutaga ma le eseesega, e le mafai ona fenumiai. Alloy paipa o paipa uʻamea e tusa ai ma le gaosiga o mea (o lona uiga, mea) e faʻamatalaina, e pei ona taʻu mai e le igoa e faia i paipa uʻamea; O le paipa seamless ua faauigaina e tusa ai ma le faagasologa o le gaosiga (seamless) o paipa uamea, lea e ese mai seamless paipa o le paipa uelo, e aofia ai sa'o su'isu'i paipa uelo ma paipa paipa.

A335P5 u'amea uamea paipa e patino i le u'amea paipa e masani ona faʻaaogaina mofau pusa maualalo ma feololo(o le mamafa galue e masani lava e le sili atu i le 5.88Mpa, galue vevela i lalo ole 450 ℃) faʻamafanafana paipa; Fa'aoga mofaufale maualuga(O le mamafa galue e masani lava i luga atu o le 9.8Mpa, vevela galue i le va o le 450 ℃ ~ 650 ℃) faʻamafanafana paipa luga, economizer, superheater, reheater, paipa alamanuia petrochemical, ma isi.

O isi mea e aofia ai: 16-50Mn, 27SiMn, 40Cr, Cr5Mo, 12Cr1MoV, 12Cr1MovG, 15CrMo, 15CrMoG, 15CrMoV, 13CrMo44, 2MoCrMo44, T91Mn. 、35CrMo, 35CrMoV, 40CrMo, 45CrMo, Cr9Mo, 10CrMo910, 15Mo3,A335P11、P22,P91,T91.