ASTM A36 steel

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ASTM A36 Carbon Structural Steel Plate

ASTM A36 steel plate is the most widely used hot-rolled steel product. As a kind of carbon structural steel product, its relative products are round rod steel, angle bar, and steel sections such as I-Beams, H-beams, angles, and channels. Hot rolled ASTM A36 has rough surface on the final product, it’s easy for further processing like machining.
Chemical Composition analyze:
ASTM A36 belongs to general low carbon steel, steel product with low carbon content less than 0.3%,it is considerably soft for easy forming, machining, welding. Heat treatment has less effect on ASTM A36 steel material. It contains some other elements including alloy element: manganese, sulfur, phosphorus and silicon. Iron and these elements together forms unique mechanical property of ASTM A36, unlike stainless steel with nickel and chromium element, it doesn’t show good corrosion resistance. If you need corrosion resistant property, having it painted with a layer of plating is a good choice.

Technical data

ASTM A36

Hot Rolled Steel Plate

Chemical Compostion
Element content
Carbon, C 0.25 – 0.290 %
Copper, Cu 0.20 %
Iron, Fe 98.0 %
Manganese, Mn 1.03 %
Phosphorous, P 0.040 %
Silicon, Si 0.280 %
Sulfur, S 0.050 %

 

Physical Property Analyze:
Qualified A36 steel product shall have ultimate tensile strengths ranges from 58,000 to 79,800 psi. It is not a exact number for it is affected by its chemical composition and production method. In tensile testing, ASTM A36 steel bar can elongate to around 20% of its original length. It also shows excellent impact strength at room temperature.

Physical Property Metric Imperial
Density 7.85 g/cm3 0.284 lb/in3

 

Mechanical Property:

ASTM A36 Hot Rolled Steel Plate
Mechanical Properties Metric Imperial
Tensile Strength, Ultimate 400 – 550 MPa 58000 – 79800 psi
Tensile Strength, Yield 250 MPa 36300 psi
Elongation at Break (in 200 mm) 20.0 % 20.0 %
Elongation at Break (in 50 mm) 23.0 % 23.0 %
Modulus of Elasticity 200 GPa 29000 ksi
Bulk Modulus (typical for steel) 140 GPa 20300 ksi
Poissons Ratio 0.260 0.260
Shear Modulus 79.3 GPa 11500 ksi

Keywords: ASTM A36 steel

 

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