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AISI 309 Stainless Steel vs. C97800 Nickel Silver

AISI 309 stainless steel belongs to the iron alloys classification, while C97800 nickel silver belongs to the copper alloys. There are 28 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 AISI 309 stainless steel and the bottom bar is C97800 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
130
Elongation at Break, % 34 to 47
10
Poisson's Ratio 0.27
0.33
Shear Modulus, GPa 78
48
Tensile Strength: Ultimate (UTS), MPa 600 to 710
370
Tensile Strength: Yield (Proof), MPa 260 to 350
170

Thermal Properties

Latent Heat of Fusion, J/g 290
220
Maximum Temperature: Mechanical, °C 980
230
Melting Completion (Liquidus), °C 1450
1180
Melting Onset (Solidus), °C 1400
1140
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 16
25
Thermal Expansion, µm/m-K 15
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
4.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
4.1

Otherwise Unclassified Properties

Base Metal Price, % relative 19
40
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 3.6
5.1
Embodied Energy, MJ/kg 51
76
Embodied Water, L/kg 170
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 230
31
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 310
120
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 21 to 25
12
Strength to Weight: Bending, points 20 to 23
13
Thermal Diffusivity, mm2/s 4.3
7.3
Thermal Shock Resistance, points 14 to 16
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0 to 0.2
0
Chromium (Cr), % 22 to 24
0
Copper (Cu), % 0
64 to 67
Iron (Fe), % 58 to 66
0 to 1.5
Lead (Pb), % 0
1.0 to 2.5
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 12 to 15
24 to 27
Phosphorus (P), % 0 to 0.045
0 to 0.050
Silicon (Si), % 0 to 0.75
0 to 0.15
Sulfur (S), % 0 to 0.030
0 to 0.080
Tin (Sn), % 0
4.0 to 5.5
Zinc (Zn), % 0
1.0 to 4.0
Residuals, % 0
0 to 0.4