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AISI 442 Stainless Steel vs. C75200 Nickel Silver

AISI 442 stainless steel belongs to the iron alloys classification, while C75200 nickel silver belongs to the copper alloys. There are 25 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 AISI 442 stainless steel and the bottom bar is C75200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Poisson's Ratio 0.27
0.32
Rockwell B Hardness 83
63 to 93
Shear Modulus, GPa 78
47
Tensile Strength: Ultimate (UTS), MPa 580
400 to 660

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 960
200
Melting Completion (Liquidus), °C 1430
1110
Melting Onset (Solidus), °C 1390
1070
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 22
33
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 10
33
Density, g/cm3 7.7
8.5
Embodied Carbon, kg CO2/kg material 2.3
4.1
Embodied Energy, MJ/kg 32
62
Embodied Water, L/kg 130
300

Common Calculations

Stiffness to Weight: Axial, points 14
8.0
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 21
13 to 21
Strength to Weight: Bending, points 20
14 to 20
Thermal Diffusivity, mm2/s 5.8
9.8
Thermal Shock Resistance, points 20
13 to 22

Alloy Composition

Carbon (C), % 0 to 0.2
0
Chromium (Cr), % 18 to 23
0
Copper (Cu), % 0
63.5 to 66.5
Iron (Fe), % 74.1 to 82
0 to 0.25
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 1.0
0 to 0.5
Nickel (Ni), % 0 to 0.6
16.5 to 19.5
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.040
0
Zinc (Zn), % 0
12.7 to 20
Residuals, % 0
0 to 0.5