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AWS E309H vs. ASTM A514 Steel

Both AWS E309H and ASTM A514 steel 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 AWS E309H and the bottom bar is ASTM A514 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
18 to 21
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 78
73
Tensile Strength: Ultimate (UTS), MPa 620
790 to 830

Thermal Properties

Latent Heat of Fusion, J/g 300
250 to 260
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
37 to 51
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
7.2 to 7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.3 to 8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 20
2.3 to 3.8
Density, g/cm3 7.8
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 3.7
1.6 to 1.8
Embodied Energy, MJ/kg 52
21 to 25
Embodied Water, L/kg 180
48 to 57

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
28 to 29
Strength to Weight: Bending, points 21
24 to 25
Thermal Diffusivity, mm2/s 4.0
10 to 14
Thermal Shock Resistance, points 16
23 to 24