Waya ntupu mere nke ala-carbon ígwè waya, galvanized waya ma ọ bụ 302, 304, 304L, 316 igwe anaghị agba nchara waya ịgbado ọkụ, ọkọlọtọ dịgasị iche iche nke square oghere, akụkụ anọ oghere.Ntupu waya nwere ịgbado ọkụ siri ike, ntupu dị larịị, ike dị elu, uru na njirimara ndị ọzọ, ejiri ya rụọ ọrụ, nchekwa, indu ...
GỤKWUO