(1)O ituaiga paipa u'amea autu: DIN fa'asologa maualuga-sa'o lelei paipa u'amea susulu, paipa u'amea fa'apitoa mo faiga fa'alelei, paipa u'amea fa'apitoa mo le gaosiga o ta'avale.
(2)Tulaga autu: DIN2391, DIN2445, EN10305, DIN1629, DIN1630, ASTM A179
(3)Mea autu: ST35 (E235) ST37.4 ST45 (E255) ST52 (E355)
(4)Tulaga autu o le tu'uina atu: NBK (+N) GBK (+A) BK (+C) BKW (+LC) BKS (+SR)
(5)(5) Autu autu: leai se oxidation layer i totonu ma fafo puipui o le paipa uʻamea, leai le leakage i lalo o le mamafa maualuga, maualuga saʻo, maeʻa maualuga, leai se deformation i le punou malulu, leai ni ta'e i le mu ma fa'amafolafola.(6) Fa'aoga autu. : Faʻaaogaina i pisinisi eseese e pei o paipa faʻapipiʻi eletise, paipa gaosiga o taavale, militeri, masini inisinia, nofoaafi locomotives, aerospace, vaʻa, masini faʻapipiʻi tui, masini faʻapipiʻi, masini masini, afi tiso, petrochemicals, nofoaga eletise, mea faʻavela, ma isi.