Mepụta ụdị ọ bụla nke ọkọlọtọ ọla kọpa, tube ọla kọpa, mmanya ọla kọpa, eriri ọla kọpa, tube ọla kọpa, efere aluminom na eriri igwe, yana nhazi nke na-abụghị ọkọlọtọ.Ụlọ ọrụ ahụ na-enye 10 nde tọn ọla kọpa ihe n'afọ niile.Ụkpụrụ ngwaahịa bụ isi bụ: GB/T, GJB, ASTM, JIS na ihe ọla kọpa German ọkọlọtọ: DINH59, HPB58-3, HPB59-1, H62, H65, H68, H70, H85, H90 na-enweghị nchebe gburugburu ebe obibi ọla kọpa, manganese. brass, silicon brass, aluminum brass, ọcha ọla kọpa T2, TU1, TU2, phosphorus deoxidized ọla kọpa TP2, H62, C36000, aluminum bronze 9-4 tin bronze 5-5-6-6-3 10-1 10-2 Zinc ọcha ọla kọpa. nickel ọcha ọla kọpa silicon Bronze Qsi3-1 Qsi1-3 Chrome ọla kọpa Chrome zirconium ọla kọpa C18200 C18000 C18150 CuNi2Si Tin-phosphor Bronze QSn6.5-0.1QSn7-0.2C5191.