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ACI-ASTM CH20 Steel vs. C76200 Nickel Silver

ACI-ASTM CH20 steel belongs to the iron alloys classification, while C76200 nickel silver belongs to the copper alloys. There are 24 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 CH20 steel and the bottom bar is C76200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Poisson's Ratio 0.27
0.31
Shear Modulus, GPa 78
44
Tensile Strength: Ultimate (UTS), MPa 610
390 to 790

Thermal Properties

Latent Heat of Fusion, J/g 310
190
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1410
1030
Melting Onset (Solidus), °C 1430
980
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 14
45
Thermal Expansion, µm/m-K 15
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 20
29
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 3.7
3.6
Embodied Energy, MJ/kg 53
57
Embodied Water, L/kg 180
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 22
13 to 27
Strength to Weight: Bending, points 21
14 to 23
Thermal Diffusivity, mm2/s 3.7
14
Thermal Shock Resistance, points 15
13 to 26

Alloy Composition

Carbon (C), % 0 to 0.2
0
Chromium (Cr), % 22 to 26
0
Copper (Cu), % 0
57 to 61
Iron (Fe), % 54.7 to 66
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0 to 1.5
0 to 0.5
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 12 to 15
11 to 13.5
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 2.0
0
Sulfur (S), % 0 to 0.040
0
Zinc (Zn), % 0
24.2 to 32
Residuals, % 0
0 to 0.5