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C74500 Nickel Silver vs. S40945 Stainless Steel

C74500 nickel silver belongs to the copper alloys classification, while S40945 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C74500 nickel silver and the bottom bar is S40945 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 3.0 to 24
25
Poisson's Ratio 0.32
0.28
Rockwell B Hardness 66 to 94
69
Shear Modulus, GPa 44
75
Shear Strength, MPa 310 to 380
270
Tensile Strength: Ultimate (UTS), MPa 390 to 700
430
Tensile Strength: Yield (Proof), MPa 380 to 600
230

Thermal Properties

Latent Heat of Fusion, J/g 190
270
Maximum Temperature: Mechanical, °C 170
710
Melting Completion (Liquidus), °C 1020
1450
Melting Onset (Solidus), °C 970
1410
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 45
26
Thermal Expansion, µm/m-K 19
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 29
8.0
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 3.4
2.2
Embodied Energy, MJ/kg 54
31
Embodied Water, L/kg 310
94

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 160
89
Resilience: Unit (Modulus of Resilience), kJ/m3 620 to 1540
140
Stiffness to Weight: Axial, points 7.7
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13 to 23
15
Strength to Weight: Bending, points 14 to 21
16
Thermal Diffusivity, mm2/s 14
6.9
Thermal Shock Resistance, points 13 to 23
15

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
10.5 to 11.7
Copper (Cu), % 63.5 to 66.5
0
Iron (Fe), % 0 to 0.25
85.1 to 89.3
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0 to 1.0
Nickel (Ni), % 9.0 to 11
0 to 0.5
Niobium (Nb), % 0
0.18 to 0.4
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 0
0.050 to 0.2
Zinc (Zn), % 21.2 to 27.5
0
Residuals, % 0 to 0.5
0