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ACI-ASTM CD4MCu Steel vs. C74000 Nickel Silver

ACI-ASTM CD4MCu steel belongs to the iron alloys classification, while C74000 nickel silver belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CD4MCu steel and the bottom bar is C74000 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 79
44
Tensile Strength: Ultimate (UTS), MPa 770
380 to 590

Thermal Properties

Latent Heat of Fusion, J/g 300
200
Maximum Temperature: Mechanical, °C 1100
180
Melting Completion (Liquidus), °C 1430
990
Melting Onset (Solidus), °C 1380
950
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
40
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
42

Otherwise Unclassified Properties

Base Metal Price, % relative 18
30
Density, g/cm3 7.8
8.5
Embodied Carbon, kg CO2/kg material 3.5
3.4
Embodied Energy, MJ/kg 49
54
Embodied Water, L/kg 180
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 28
13 to 19
Strength to Weight: Bending, points 24
14 to 18
Thermal Shock Resistance, points 21
13 to 19

Alloy Composition

Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 24.5 to 26.5
0
Copper (Cu), % 2.8 to 3.3
69 to 73.5
Iron (Fe), % 59.9 to 66.3
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 1.8 to 2.3
0
Nickel (Ni), % 4.8 to 6.0
9.0 to 11
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.040
0
Zinc (Zn), % 0
14.2 to 22
Residuals, % 0
0 to 0.5