550MPa kalasi otsika kutentha zitsulo zitsulo ufa mtundu flux cored waya, ndi mkulu mafunsidwe dzuwa, pafupifupi palibe slag, oyenera milatho, madoko, makina, shipbuilding, nsanja m'mphepete mwa nyanja ndi kuwotcherera ena.
Chigawo chachikulu ndi 1.25Cr-0.5Mo, 550MPa kalasi, imapangitsa kuti Mn ikhale yokwanira, ndipo ndi yoyenera pamakoma amadzi amagetsi, mapaipi a nthunzi, zombo zothamanga kwambiri, ndi zina zotero.