Vaʻaiga lautele o le masini o loʻo i totonu o le '' 'auala & fetilaisa ma fetilaisa paipa
ASTM A106, ASTM A213, ASTM A333, ASTM A335, ma isi
Vasega o le masini o le masini / vailaau & fetilaisa paipa
Le mafai ona shelless gebes mo inisi inisinia ma masani fausaga
GB / T8162-2008 10 # Steel, 20 # Steel, 35 # Steel, 45 # Steel, Q34.Q
Astm_a519-2006 1018, 1026, 8620, etc
BS en 10210-1-2006 S235GRH, S27J5J, S275JH, ma isi
Le gaoia o le steel tubes mo petroleum cracking
Maualuga-lelei le lelei o kapeti O le fausaga e liligi le Steel; O le vevela o le vevela vevela
maualuga-lelei carbon fausaga gaoi
20g, 20mng, 25mng
fausaga o le uamea
15Mog, 20Mog, 12crmog, 15crmog, 12cr2Mog, 12crmovg, 12cr3mospibib, ma isi
O le Stered Sourter Fortered Steel
1cr18ni9,1CR18NI1NI1NB
Semiless steel tubes mo le maualuga-mamafa vailaʻau feortirizer gaosi
10 # Steel, 20 # Steel, Q345B / C / D, 12crmo, 15crm, 12CR.M.
Semiless steel tubes mo le coal minging
20 # Steel, 45 # Steel, 27smn, 45mm2
