Supply condition:Chrome plated Chrome thickness:20 TO 50 Micron Surface roughness:Ra <=0.4 Micron Outer diameter tolerance:ISO f7 Ovality:Half of the tolerance ISO f7 Straightness: <=0.2mm/m Corrosion resistance:Test in natural salt spray according to ASTM B 117-36 hours. Packing:Anti rust oil to be spread on rod surface and each rod to be packed in paper roll and then in wooden box. Packing: Wooden cases, bundle or plastic bags, plywood boxes Our factories through ISO9001:2000 certificate, has aggressive leadships and outstanding professionals. We are able to provide customers with quality products and perfect service in steel pipe and fittings. If you want to know more information, please kind to visit our website. Tel.:+8621-3378 0199 Fax:+8621-5107 9722 http://www.sunnysteel.com E-mail: sales@sunnysteel.com / sumxu@163.com |