St37-2 karfe farantin karfe

Din 17100 St37-2 shi ne mafi na kowa karfe sa a na kowa carbon tsarin karfe. Gnee fitarwa game da 50 dubban ton St37-2 kowane wata zuwa tsakiyar gabas domin yin man tankuna a can. A lokacin da isar da wadannan karfe farantin St37-2, mu niƙa zai bayar da asali niƙa gwajin takaddun shaida ga kowane farantin wanda ya hada da zafi lambar, tsari lamba, girma. , yawa, sinadaran abun da ke ciki, inji dukiya da zafi magani idan bukata lokacin da oda da sauran fasaha.