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AWS ENiCrCoMo-1 vs. ACI-ASTM CA40 Steel

AWS ENiCrCoMo-1 belongs to the nickel alloys classification, while ACI-ASTM CA40 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCrCoMo-1 and the bottom bar is ACI-ASTM CA40 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 28
10
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 82
76
Tensile Strength: Ultimate (UTS), MPa 710
910

Thermal Properties

Latent Heat of Fusion, J/g 330
280
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1380
1500
Specific Heat Capacity, J/kg-K 440
480
Thermal Expansion, µm/m-K 13
10

Otherwise Unclassified Properties

Base Metal Price, % relative 75
7.5
Density, g/cm3 8.5
7.7
Embodied Carbon, kg CO2/kg material 11
2.0
Embodied Energy, MJ/kg 140
28
Embodied Water, L/kg 340
100

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 23
33
Strength to Weight: Bending, points 21
27
Thermal Shock Resistance, points 19
33

Alloy Composition

Carbon (C), % 0.050 to 0.15
0.2 to 0.4
Chromium (Cr), % 21 to 26
11.5 to 14
Cobalt (Co), % 9.0 to 15
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 5.0
81.5 to 88.3
Manganese (Mn), % 0.3 to 2.5
0 to 1.0
Molybdenum (Mo), % 8.0 to 10
0 to 0.5
Nickel (Ni), % 38.6 to 61.7
0 to 1.0
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.5
Sulfur (S), % 0 to 0.015
0 to 0.040
Residuals, % 0 to 0.5
0