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ACI-ASTM CD4MCuN Steel vs. C77100 Nickel Silver

ACI-ASTM CD4MCuN steel belongs to the iron alloys classification, while C77100 nickel silver belongs to the copper alloys. There are 26 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 ACI-ASTM CD4MCuN steel and the bottom bar is C77100 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.27
0.31
Shear Modulus, GPa 79
45
Tensile Strength: Ultimate (UTS), MPa 770
600
Tensile Strength: Yield (Proof), MPa 550
540

Thermal Properties

Latent Heat of Fusion, J/g 300
180
Maximum Temperature: Mechanical, °C 1100
150
Melting Completion (Liquidus), °C 1420
990
Melting Onset (Solidus), °C 1380
950
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 17
40
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 18
27
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.5
3.5
Embodied Energy, MJ/kg 49
56
Embodied Water, L/kg 180
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 760
1280
Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 28
21
Strength to Weight: Bending, points 24
20
Thermal Diffusivity, mm2/s 4.5
13
Thermal Shock Resistance, points 21
19

Alloy Composition

Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 24.5 to 26.5
0
Copper (Cu), % 2.7 to 3.3
52 to 56
Iron (Fe), % 59.5 to 66.3
0
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0 to 1.0
0 to 0.9
Molybdenum (Mo), % 1.7 to 2.3
0
Nickel (Ni), % 4.7 to 6.0
9.0 to 12
Nitrogen (N), % 0.1 to 0.25
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.040
0
Zinc (Zn), % 0
30.6 to 39
Residuals, % 0
0 to 0.5