... used:steel industry,harbor, Material: alibaba China mining industry steel drum for conveyor Belt the pipe:Q235(GB) equal to S235JR ... spraying,baking finish,hot galvanized alibaba China mining industry steel drum for conveyor Belt Company introductionHebei Juxin Conveyor Engineering Co., Ltd ... can produce all kinds of steel Pulley,Bend pulley,spiral drum,Drive pulley,Discharge pulley etc and we also can ...