S355j 0 steel qauv nqaj
Qhov kev cuam tshuam ntev ntawm s355j}}} steel qauv nqaj tsis yog tsawg dua li 27}} degree txawm tias muaj qhov chaw kub tsawg. S355j {5}}} cov hlau tuaj yeem ua tau yooj yim los ntawm kev txiav, DRILLING, khoov, khoov thiab lwm yam haujlwm. Nws tuaj yeem ua rau hauv cov khoom sib xyaw ntawm ntau yam duab thiab ntau thiab tsawg thiab siv cov kws tsim khoom lag luam sib txawv thiab cov tshuab tsim kho.