Anyị na-pụrụ iche na Carbon ígwè efere, igwe anaghị agba nchara efere, ígwè structural profaịlụ dị ka ígwè ọwa, ígwè angle, H beam, I beam, ígwè square tube na ígwè gburugburu ọkpọkọ na siri ike Ogwe.Ọzọkwa, ịcha, na-ehulata, galvanizing, na-emepụta ihe osise dị.Ngwaahịa anyị niile tozuru oke yana nsonaazụ kemịkalụ na ike nwere ike ịgafe ule SGS ma ọ bụ BV.Oghere ọkọnọ anyị nwere ike soro GB, ASTM, JIS, DIN, ụkpụrụ ịdịmma API nke mba ụwa.