Hunan Integrity Steel Industry Co., Ltd. is one of the largest manufacturers & exporters of steel pipes in China. We are specializing in seamless steel pipes & welded pipes, including API pipes, ERW, LSAW, SSAW and galvanized pipes. We also can provide other steel products with various international standards, like ASTM, DIN, BS, etc.If you have any interests in our company, please feel free to browse our website to contact us or call us directly.High quality & Economical price steel pipes could be offered.As material quality is a priority for us, customer relations and after...