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AWS E100C-K3 vs. ASTM A302 Alloy Steel

Both AWS E100C-K3 and ASTM A302 alloy steel are iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS E100C-K3 and the bottom bar is ASTM A302 alloy steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18
20 to 23
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 770
590 to 620
Tensile Strength: Yield (Proof), MPa 700
350 to 390

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 48
39 to 51
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.9
7.2 to 7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 9.0
8.2 to 8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 3.4
2.4 to 3.0
Density, g/cm3 7.8
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 1.7
1.5 to 1.6
Embodied Energy, MJ/kg 23
20 to 21
Embodied Water, L/kg 53
48 to 50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 1290
330 to 410
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 27
21 to 22
Strength to Weight: Bending, points 24
20 to 21
Thermal Diffusivity, mm2/s 13
10 to 14
Thermal Shock Resistance, points 23
17 to 18