Kwk Steel Co. Ltd

KWK Steel is one of best carbon seamless steel tube manufacturer and exporter in China which own ISO9001:2008 certificate. Our process include cold drawing, cold rolling, hot rolling and hot expanding. Our size rang for seamless is as below: OD:6.0-273.1mm WT:1.0-35.0mm Boiler tube standard such as ASTM A179, A192, A210, DIN17175, EN10216-2, etc. It's widely used in heat exchangers,cooling systems,condensers,etc. Contact us for more information! KWK Steel Co.,Ltd Tel: +86-576-88801963 Fax: +86-576-88809380 Website: http://www.kwksteel.com E-mail: Address: E813, Xintai Square Building, Jiaojiang District, Taizhou, Zhejiang, China 318000