GB/T6479-2002 High-pressure Seamless Steel Pipe for Chemical Equipment

Mark & model ： Diameter: 21.3mm~660mm; WT: 2.5mm~60mm; Material: 20# 16Mn 12CrMo 15CrMo; The highly-qualified structural carbon steel and alloy steel seamless pipe are suitable for the chemical equipment and pipeline working at temperature between -40 and 400 ℃ and working pressure of 10 to 30Ma. Origin ： Asia and Pacific Area China Quality standard ： International H.S.Classification ： Metal Articles Articles of Iron or Steel 7304 Tubes, pipes & hollow profiles, seamless, of iron nesoi or steel Seamless carbon steel pipes,black steel pipes,mild steel pipes Production Craft:Hot Rolled,Cold Drawn Out Diameter: 21.3MM~660MM Wall Thickness:2.5mm~60mm Length:2m~12m Mill Test Certificate:EN 10204/3.1B Material: ASTM A106 GR A/B/C,ASTM A53 GR A/B, API 5L GR B,A210, A252, A333,ASTM A335 GR P5,P22,P91,P9,P1,P11; API 5L PSL1 PSL2 X42, X46, X52, X60, X65, X70; 20#,20G,Q345, Q235,16Mn, L245~L555;JIS STPG42,G3454,G3456; St37, St42, St45, St52, DIN 1626, DIN 17175 etc. Standard:GB/T 6479-2002 ASTM /ASME B36.10M, API 5L,API 5CT, JIS, DIN 17175,DIN17100, DIN1626, BS1387,BS6323,BS10210,BS3602,EN10217,EN10219,AS1163, AS1074,GOST 8696-74,GOST 8731-74,GOST 8732-78 etc.