Izvo zvinhu zvinogadzirwa neAmerican standard wide-flange H-beam ine saizi chiyero cheASTM A6.Iyo simbi giredhi inogona kusarudzwa pakati peASTM A572 GR50 / GR60, ASTM A992 kana Q355.Iyo inopisa-dip galvanizing inosangana neASTM A123, ISO1461 uye AS/NZS4680 zviyero.Ehe, isu tinofarawo kusangana nemamwe mazinga emhando uye akasiyana HDG coating ukobvu kune vatengi vedu, sezvo iri tsika yedu kukurumidza kupindura kune zvinodiwa nevatengi uye kuita nekukurumidza.Iyo kambani yenguva yakareba heta yezvakajairwa zvakajairwa zveWF matanda mazana maviri ezviuru, kusangana nezvinodiwa nemutengi nekukurumidza.