Q235 na SS400 ni ibyuma bibiri by’imiterere ya karuboni bikoreshwa cyane, akenshi bifatwa nk’ibisa mu mikorere, ariko bikomoka ku bipimo bitandukanye by’igihugu kandi bifite itandukaniro rito mu miterere ya shimi n’imiterere ya mekanike. Q235 isobanurwa hakurikijwe ibipimo ngenderwaho bya GB/T 700 by’Ubushinwa, mu gihe SS400 ivugwa hakurikijwe ibipimo ngenderwaho bya JIS G3101 by’Ubuyapani. Nubwo bifite inkomoko itandukanye, bikunze gukoreshwa mu miterere imwe nk’ibiraro, inyubako, n’ibice by’imashini.