products: API 5L Steel pipe and tubing Size: 1/2"-96" inspection: X-Ray ... -98 JIS G3441-1994 JIS G3444-1994Seamless steel tubes and pipes forGB/T8163-199910, 20, Q295, Q345ASTM A53 ... 21990Seamless Steel TubesGB3087-199910, 20ASTM A179, ASTM A192for low and Medium Pressure BoilersASTM SA179,SA192, BS3059Seamless Steel TubesGB6479-8610 ... , JIS G3441-1988for petroleum cracking API 5L Steel pipe and tubing