Chithunzi cha SM490YA

Ndi mphamvu zochepa zokolola pa 365 Mpa kwa makulidwe ofanana kapena pansi pa 16mm, mbale yachitsulo SM490YA inali ndi mphamvu yachitsulo yofanana ndi kalasi yachitsulo SM520B. Mphamvu yamakokedwe ya SM490YA ili mkati mwa 490-610Mpa yomwe ndi yotsika kuposa mbale yachitsulo SM520B ndi SM520C.Xinsteel perekani mbale izi otentha adagulung'undisa zitsulo SM490YA kwathunthu molingana ndi muyezo zitsulo JIS G3106.The makulidwe kulolerana, kutentha kutentha ndi zizindikiro zitsulo pa zitsulo mbale SM490YA adzakhala mogwirizana ndi muyezo anapempha.