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AWS ER70S-A1 vs. ASTM A210 Steel

Both AWS ER70S-A1 and ASTM A210 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 ER70S-A1 and the bottom bar is ASTM A210 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22
34
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 590
470 to 540
Tensile Strength: Yield (Proof), MPa 450
290 to 310

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 1460
1460 to 1470
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 50
52 to 53
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.0 to 8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.5
1.4
Embodied Energy, MJ/kg 20
18
Embodied Water, L/kg 48
45 to 46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 540
230 to 250
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21
17 to 19
Strength to Weight: Bending, points 20
17 to 19
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 17
15 to 17