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SAE-AISI M3 Class 2 Steel vs. C74000 Nickel Silver

SAE-AISI M3 class 2 steel belongs to the iron alloys classification, while C74000 nickel silver belongs to the copper alloys. There are 19 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 SAE-AISI M3 class 2 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 0.29
0.32
Shear Modulus, GPa 77
44
Tensile Strength: Ultimate (UTS), MPa 770 to 2210
380 to 590

Thermal Properties

Latent Heat of Fusion, J/g 260
200
Melting Completion (Liquidus), °C 1620
990
Melting Onset (Solidus), °C 1570
950
Specific Heat Capacity, J/kg-K 440
390
Thermal Expansion, µm/m-K 12
18

Otherwise Unclassified Properties

Base Metal Price, % relative 25
30
Density, g/cm3 8.3
8.5
Embodied Carbon, kg CO2/kg material 12
3.4
Embodied Energy, MJ/kg 180
54
Embodied Water, L/kg 110
310

Common Calculations

Stiffness to Weight: Axial, points 13
7.7
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 26 to 74
13 to 19
Strength to Weight: Bending, points 22 to 45
14 to 18
Thermal Shock Resistance, points 24 to 69
13 to 19

Alloy Composition

Carbon (C), % 1.2 to 1.3
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
69 to 73.5
Iron (Fe), % 75.8 to 82.3
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0.15 to 0.4
0 to 0.5
Molybdenum (Mo), % 4.8 to 6.5
0
Nickel (Ni), % 0 to 0.3
9.0 to 11
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.45
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 5.0 to 6.8
0
Vanadium (V), % 2.8 to 3.8
0
Zinc (Zn), % 0
14.2 to 22
Residuals, % 0
0 to 0.5