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ASTM Grade LC9 Steel vs. C74400 Nickel Silver

ASTM grade LC9 steel belongs to the iron alloys classification, while C74400 nickel silver belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is ASTM grade LC9 steel and the bottom bar is C74400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 22
43
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
39
Tensile Strength: Ultimate (UTS), MPa 660
350
Tensile Strength: Yield (Proof), MPa 590
120

Thermal Properties

Latent Heat of Fusion, J/g 260
180
Maximum Temperature: Mechanical, °C 430
140
Melting Completion (Liquidus), °C 1450
930
Melting Onset (Solidus), °C 1410
910
Specific Heat Capacity, J/kg-K 470
390
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.9
26
Electrical Conductivity: Equal Weight (Specific), % IACS 10
29

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
25
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 2.3
2.9
Embodied Energy, MJ/kg 31
48
Embodied Water, L/kg 65
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
120
Resilience: Unit (Modulus of Resilience), kJ/m3 920
63
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 23
12
Strength to Weight: Bending, points 21
14
Thermal Shock Resistance, points 20
12

Alloy Composition

Carbon (C), % 0 to 0.13
0
Chromium (Cr), % 0 to 0.5
0
Copper (Cu), % 0 to 0.3
62 to 66
Iron (Fe), % 87.4 to 91.5
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 0.9
0
Molybdenum (Mo), % 0 to 0.2
0
Nickel (Ni), % 8.5 to 10
2.0 to 4.0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.45
0
Sulfur (S), % 0 to 0.045
0
Vanadium (V), % 0 to 0.030
0
Zinc (Zn), % 0
29.6 to 36
Residuals, % 0
0 to 0.3