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ASTM A302 Alloy Steel vs. AWS E317L

Both ASTM A302 alloy steel and AWS E317L are iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ASTM A302 alloy steel and the bottom bar is AWS E317L.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20 to 23
34
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 590 to 620
580

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 39 to 51
15
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2 to 7.4
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2 to 8.4
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 3.0
22
Density, g/cm3 7.8 to 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
4.3
Embodied Energy, MJ/kg 20 to 21
59
Embodied Water, L/kg 48 to 50
170

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21 to 22
20
Strength to Weight: Bending, points 20 to 21
20
Thermal Diffusivity, mm2/s 10 to 14
3.9
Thermal Shock Resistance, points 17 to 18
15