Product Name Seamless Steel Tubes for Boiler, Pressure Vessel & Heat Exchanger

American Standard ASTM A53,ASTM A106,ASTM A333,ASTM A334,ASTM A556,

ASTM A179,ASTM A192,ASTM A210

Grade Gr.A,B GRA,B, C; GR1,GR6; GR.A-1,GR.C

Chinese Standard GB 3087,GB 5310,GB 6479,GB 9948,GB 18248,GB/T 18984

Grade 10,20,20G,16Mn,37Mn,12CrMo,12Cr1MoV,15CrMo,35CrMo,10MoWVNb, etc.

German Standard DIN 1629,DIN 17175

Grade St 37.0,St 44.0,St 52.0,St35.8,St45.8,17Mn4,15Mo3,13CrMo44

British standard BS 3059-1,BS 3059-2,

Grade 320,360,440,243

Japan Standard JIS G3454,JIS G3461,JIS G3462

Grade STP G370,STP G410,STB 340,STB 410,STB510,STB A12,STB A22

European Standard EN 10216-1, EN 10216-2

Grade P235TR1, P235GH, P265GH etc.

Size OD1/8"-6"or 8-168.3mm WT 1-18 mm

Length 0-12m