O matou o le tagata faʻapitoa gaosi oloa ma le tuʻuina atu o le paʻu o kapeta o uʻamea poʻo utupoto, faatasi ai ma le atoaga o fesoʻotaʻiga tutusa e pei o faʻaputuga faʻapipiʻi (Buthwold, faʻamalosi tino).
Masani:Astm A53, ASTM A106, B10255, Nu10219, Per 4210, Ast 3444, Jisst C845, Jess 3444., jop 3444., jop 3444., jop 3444., jop 3444., jop 3444., jop 3444., jop 3444., jos vi80.1, jori c80.1, jori c80.1, Juss 3444., jori c80.1, jori c80., jos vi80.1, jos vi80.1, ASDS C80., JUSD C80., ANT320
Vasega:A53, A106 Gr.A, Gr.B, Gr.C, S235, S275, S355, A36, SS400, Q195, Q235, Q345
