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ASTM A203 Steel vs. AWS ER80S-B3L

Both ASTM A203 steel and AWS ER80S-B3L 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 A203 steel and the bottom bar is AWS ER80S-B3L.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22 to 26
19
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Tensile Strength: Ultimate (UTS), MPa 520 to 590
630
Tensile Strength: Yield (Proof), MPa 290 to 390
530

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
41
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4 to 7.6
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5 to 8.7
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 3.2 to 4.0
4.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.6 to 1.7
1.8
Embodied Energy, MJ/kg 21 to 23
23
Embodied Water, L/kg 50 to 52
60

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 410
730
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