亚洲激情精品,欧美一级淫片免费视频黄,国产视频一,国产天堂素人系列在线视频,欧美一区黄,色五月视频,亚洲一在线

Main Products
steel for machine structure Products>> Main Products>> steel for machine structure
Products Grade: S20C、S35C、S45C、S48C、XGS35C、XGS45C、GS35C-A、GS35C-BT、GS45C、QS45C-C
Specifications: φ5.5～42mm
Applied Standard:  Q/XG 115
Characteristics: This kind of products is mostly used to produce hand tools, mechanical components and CD bar for manufacturing transmission, suspension, brake and steering devices of automobile, connecting rod of absorber in motorcycle and components of equipment and electric appliance.
Applications: Common partsaxostyle parts
Use of Products: This kind of products has characteristics of uniform-chemical composition, low percentage of harmful elements, high purity, slight decarburisation, good surface quality, tight tolerance etc.