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What is ASTM A573 Gr 70 steel plate A573 grade 70 carbon steel sheet

ASTM A573 Gr 70 steel plate is structural quality carbon manganese silicon steel. ASTM A573 Gr 70 steel plate is intended primarily for structural applications at atmospheric temperatures for which improved toughness is required. For ASTM A573 Gr 70 steel plate, BBN steel can arrange shot blasting and painting in our processing plant for clients if the end customers need the treatment. BBN steel would also issue the original mill test certificate EN 10204 3.1 for clients when arrange delivery, so that clients can trace the ASTM A573 Gr 70 steel plate origin easily.

ASTM A573 Gr 70 steel plate chemical composition:

Component Elements Properties Metric English Comments
Carbon, C 0.28% 0.28% may vary with plate thickness
Iron, Fe 98% 98% as balance
Manganese, Mn 0.85 - 1.2 % 0.85 - 1.2 %  
Phosphorous, P 0.04% 0.04%  
Silicon, Si 0.15 - 0.40 % 0.15 - 0.40 %  
Sulfur, S 0.05% 0.05%  

ASTM A573 Gr 70 steel plate mechanical property:

Physical Properties Metric English Comments
Density 7.85g/cm3 0.282 lb/in³ Typical of ASTM Steel
Mechanical Properties Metric English Comments
Tensile Strength, Ultimate 485 - 620 MPa 70300 - 89900 psi  
Tensile Strength, Yield 290 MPa 42100 psi  
Elongation at Break 18% 18% in 200 mm
Bulk Modulus 160 GPa 23200 ksi Typical for steel
Shear Modulus 80.0 GPa 11600 ksi Typical for steel

ASTM A573 Gr 70 steel plate application:
ASTM A573 Gr 70 steel plate is intended for fusion welding and for service at atmospheric temperatures where improved notch toughness is important.

For more inofrmation about ASTM A573 steel: A573 grade 58, A573 grade 65, A573 grade 70, welcome to consult BBN steel.

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