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AWS ER90S-B3 vs. ACI-ASTM CA28MWV Steel

Both AWS ER90S-B3 and ACI-ASTM CA28MWV steel are iron alloys. They have 88% of their average alloy composition in common. There are 28 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 AWS ER90S-B3 and the bottom bar is ACI-ASTM CA28MWV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19
11
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 690
1080
Tensile Strength: Yield (Proof), MPa 620
870

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
25
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
4.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
5.3

Otherwise Unclassified Properties

Base Metal Price, % relative 4.1
11
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.8
3.1
Embodied Energy, MJ/kg 24
44
Embodied Water, L/kg 60
100

Common Calculations

PREN (Pitting Resistance) 6.0
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
1920
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
38
Strength to Weight: Bending, points 22
30
Thermal Diffusivity, mm2/s 11
6.6
Thermal Shock Resistance, points 20
40

Alloy Composition


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Carbon (C), % 0.070 to 0.12
0.2 to 0.28
Chromium (Cr), % 2.3 to 2.7
11 to 12.5
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 93.5 to 95.9
81.4 to 85.8
Manganese (Mn), % 0.4 to 0.7
0.5 to 1.0
Molybdenum (Mo), % 0.9 to 1.2
0.9 to 1.3
Nickel (Ni), % 0 to 0.2
0.5 to 1.0
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0.4 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Tungsten (W), % 0
0.9 to 1.3
Vanadium (V), % 0
0.2 to 0.3
Residuals, % 0 to 0.5
0