Grade Q345 Imported Tube does not conform to grade S355 . The imported product is a Carbon Manganese steel while locally produced tube is typically produced with low Carbon micro alloyed steel. Thus the Q345 has a much higher Carbon Equivalent content close to the maximum recommended maximum value of 0.45.[price]properties of q345b steel A283 Carbon Steel Plate[steel]Grade Q345 Imported Tube does not conform to grade S355 . The imported product is a Carbon Manganese steel while locally produced tube is typically produced with low Carbon micro alloyed steel. Thus the Q345 has a much higher Carbon Equivalent content close to the maximum recommended maximum value of 0.45.[price]
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