Steel Pipe

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1. seamless pipe
Size: dia 10mm-630mm; Material: 10#-45#, Q345A/ B/ C/ D, 27SiMn, 40Cr, 40CrMn, 20CrMn, 30Mn
Executive standard: GB8162(structural pipe), GB8163(fluid pipe),GB3087-99(boiler pipe), GB5310-95(boiler pipe for high pressure), GB6479-2000(fertilizer special pipe), GB9948-88(petroleum cracked pipe), DIN17175-95(German standard), ST45.8, ASTM106B etc, foreign standard
2. straight weld tubing, galvanized pipe;
Size: dia 10mm-630mm; Material: Q195-Q235, 16Mn, Q345A/ B
3. welding square pipe/ rectangular tube/ galvanized square and rectangular pipe
Size: dia 12mm-400mm; Material: Q195-Q235
4. screw seam two submerged-arc welding pipe
Size: dia 159mm-2200mm; Material: Q235B, Q345B