6. Roller maaterial ni Cr12 ifite ireme ryiza kandi riramba rya serivisi.
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Umusaruro wikora wa Gariyamoshi ya DIN, koresha umurongo wa galvanis kugirango utange umusaruro.
Imashini imwe irashobora gukora ubunini butandukanye bwibiti, kubika umwanya, kuzigama umukozi, kuzigama amafaranga, byikora byuzuye.
Eva eva yerekana ubwoko bwimiterere yinyubako mukubaka inzu yagenewe