... Carbon Steel Q195 Q235 Q345 16Mn SS304 SS302 plain washer and split washersurface treatment: coated galvanizingSize:M10 M12 M16 ... ,High strength overall stability,With high temperature resistant and good low temperature corrosion resistanceFlexibility good,Protective performance ... good,Resistant to shock,Easy installation, Top quality and a complete range of specification,Primary Competitive Advantages. ...