Faila u'amea e leai se mea mo le inisinia fa'ainisinia ma le fausaga masani

O paipa u'amea e leai ni mea mo le gaosiga o paipa, mea fa'apipi'i paipa, meafaigaluega ma fausaga fa'ainisinia

paipa uamea seamless mo fausaga

GB / T 8162-2008 10 # uamea, 20 # uamea, 35 # uamea, 45 # uamea, Q345, Q460, ma isi

u'amea kaponi uamea ma fa'amea fa'amea faumea fa'ainisinia

ASTM A519-2006 1018, 1026, 8620, ma isi

Uamea fa'ameamea e le fa'afefiloi vevela ma uamea fa'amea lelei mo le vaega 'ō'ō

BS EN 10210-1-2006 S235GRH, S275JOH, S275J2H, ma isi

Fa'apa'u u'amea fa'au'umea e leai se fa'auiga, uelo ma vevela

ASTM A53/A53M-2012 GR. A, GR.B