An yi bututun SSAW da ƙarfe mai nadi mai zafi ta hanyar walƙiya ta atomatik a ƙarƙashin yanayin yanayi na yau da kullun.Akwai saiti 12 na ingantaccen layin samar da bututun SSAW.Yawan amfanin ƙasa na shekara-shekara na bututu SSAW tare da diamita na waje 219mm-3620mm, kaurin bango 5-25.4mm da ƙimar ƙarfe B-X80 shine ton 1,000,000.Layukansa na samar da bututun karfe guda biyu, daya na karkatacciya submerged arc welded (SAW) bututun karfe da kuma