GB/T1591 Q345D Carbon and Low-alloy High-strength Steel Plate

GB/T1591 Q345D steel shall be done charpy V-notch impacting test under minus 20 centigrade.Many container manufacturers adpots these high tension strength to make offshore containers which can be used in deep oceans.
 

• teel Standard:GB/T1591
• Rolling Type:High strength low alloy structural steels
• Thickness:3mm-500mm
• Width:1000mm-4200mm
• Length:3000mm-18000mm
• Heat Treatment:As rolled/Control-rolled/Normalised
• Chemical composition for Q345D low alloy structural steel (Heat Analysis Max%)
  
  

  Main chemical elements composition of Q345D
  C	Si	Mn	P	S	V	Nb	Ti	Al (min.)
  0.18	0.55	1.00-1.60	0.030	0.030	0.02-0.15	0.015-0.060	0.02-0.20	0.015

  
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