日韩av大片站长工具,最新精品国产,日韩欧美视频专区,国产日产欧美精品

Low-carbon steel is used as the base. A layer of rolled tin-bronze sheet of over 2mm is compounded through special process. The use life of the product is prolonged greatly due to the high density and excellent abrasion resistance of rolled tin-bronze sheet.This kind of products can be customized as per the drawings. The steel copper composite process employed contributes to the deduction of more than 25% cost. The product can be widely applied in the sliding pairs of various machines and mechanical equipment.
Work piece length: <4,000mm, thickness: 10~300mm, width:
<1,200mm.