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ASTM A204 Steel vs. AWS ER80S-B2

Both ASTM A204 steel and AWS ER80S-B2 are iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ASTM A204 steel and the bottom bar is AWS ER80S-B2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18 to 22
21
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 520 to 590
620
Tensile Strength: Yield (Proof), MPa 290 to 330
540

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1420 to 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
3.0
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.6
Embodied Energy, MJ/kg 20
21
Embodied Water, L/kg 47
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90 to 95
130
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 290
760
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18 to 21
22
Strength to Weight: Bending, points 18 to 20
21
Thermal Diffusivity, mm2/s 14
11
Thermal Shock Resistance, points 15 to 17
18