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ACI-ASTM CG6MMN Steel vs. C78200 Nickel Silver

ACI-ASTM CG6MMN steel belongs to the iron alloys classification, while C78200 nickel silver belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CG6MMN steel and the bottom bar is C78200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
3.0 to 40
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 79
43
Tensile Strength: Ultimate (UTS), MPa 670
370 to 630
Tensile Strength: Yield (Proof), MPa 320
170 to 570

Thermal Properties

Latent Heat of Fusion, J/g 300
190
Maximum Temperature: Mechanical, °C 1080
160
Melting Completion (Liquidus), °C 1420
1000
Melting Onset (Solidus), °C 1380
970
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 17
19

Otherwise Unclassified Properties

Base Metal Price, % relative 22
28
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 4.8
3.3
Embodied Energy, MJ/kg 68
52
Embodied Water, L/kg 180
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
18 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 260
130 to 1440
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24
12 to 21
Strength to Weight: Bending, points 22
14 to 19
Thermal Shock Resistance, points 14
12 to 21

Alloy Composition

Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 20.5 to 23.5
0
Copper (Cu), % 0
63 to 67
Iron (Fe), % 51.9 to 62.1
0 to 0.35
Lead (Pb), % 0
1.5 to 2.5
Manganese (Mn), % 4.0 to 6.0
0 to 0.5
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
7.0 to 9.0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Vanadium (V), % 0.1 to 0.3
0
Zinc (Zn), % 0
20.2 to 28.5
Residuals, % 0
0 to 0.5