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ACI-ASTM CE3MN Steel vs. AWS ER80S-B6

Both ACI-ASTM CE3MN steel and AWS ER80S-B6 are iron alloys. They have 69% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CE3MN steel and the bottom bar is AWS ER80S-B6.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 20
19
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
74
Tensile Strength: Ultimate (UTS), MPa 770
620
Tensile Strength: Yield (Proof), MPa 590
540

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
9.5

Otherwise Unclassified Properties

Base Metal Price, % relative 21
4.7
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.2
1.8
Embodied Energy, MJ/kg 58
24
Embodied Water, L/kg 180
71

Common Calculations

PREN (Pitting Resistance) 43
7.1
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
110
Resilience: Unit (Modulus of Resilience), kJ/m3 840
750
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
22
Strength to Weight: Bending, points 24
21
Thermal Diffusivity, mm2/s 4.1
11
Thermal Shock Resistance, points 21
18

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.1
Chromium (Cr), % 24 to 26
4.5 to 6.0
Copper (Cu), % 0
0 to 0.35
Iron (Fe), % 58.1 to 65.9
90.6 to 94.7
Manganese (Mn), % 0 to 1.5
0.4 to 0.7
Molybdenum (Mo), % 4.0 to 5.0
0.45 to 0.65
Nickel (Ni), % 6.0 to 8.0
0 to 0.6
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.025
Residuals, % 0
0 to 0.5