seamless steel tube for low&medium pressure boiler

GB3087(  ASTM A179, ASTM A192 ASTM SA179,SA192,BS3059 )  

We have got the Manufacture License of Special Equipment People's Republic of China( pressured pipes) in December 2007,ISO9001:2000 in December 2007 and DNV Certificate in February 2009. we can provide the best quality product and competitive price.