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AWS E2595 vs. ACI-ASTM CA40F Steel

Both AWS E2595 and ACI-ASTM CA40F steel are iron alloys. They have 73% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS E2595 and the bottom bar is ACI-ASTM CA40F steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
13
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 850
770

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
27
Thermal Expansion, µm/m-K 14
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 23
7.5
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.4
2.0
Embodied Energy, MJ/kg 61
28
Embodied Water, L/kg 190
100

Common Calculations

PREN (Pitting Resistance) 42
14
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
28
Strength to Weight: Bending, points 25
24
Thermal Diffusivity, mm2/s 4.2
7.2
Thermal Shock Resistance, points 21
28

Alloy Composition

Carbon (C), % 0 to 0.040
0.2 to 0.4
Chromium (Cr), % 24 to 27
11.5 to 14
Copper (Cu), % 0.4 to 1.5
0
Iron (Fe), % 51.4 to 64.5
81.6 to 88.3
Manganese (Mn), % 0 to 2.5
0 to 1.0
Molybdenum (Mo), % 2.5 to 4.5
0 to 0.5
Nickel (Ni), % 8.0 to 10.5
0 to 1.0
Nitrogen (N), % 0.2 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.2
0 to 1.5
Sulfur (S), % 0 to 0.025
0.2 to 0.4
Tungsten (W), % 0.4 to 1.0
0