SS400 ikunze kuzunguruka incunga yo kwiyika cyangwa kuzenguruka ibyuma, ibyuma biringaniye, ibyuma, ibyuma, ibirambo by'icyuma, n'ibindi. Ikoreshwa cyane mubwubatsi nuburyo bwubwubatsi. Ikoreshwa mu gukora amabuye y'ibyuma cyangwa kubaka amakadiri y'uruganda, iminara yo kohereza uruganda, ibiraro, ibinyabiziga, ibinyabiziga, amato, n'ibitabo kandi bikoreshwa cyane nkibice byakanishi bisabwa. C, D Icyiciro Icyuma kirashobora kandi gukoreshwa nkibyuma byumwuga.
IBITEKEREZO NDASANZWE: GB / T, Astm y'Abanyamerika, Ikiyapani