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AISI 409 Stainless Steel vs. C77400 Nickel Silver

AISI 409 stainless steel belongs to the iron alloys classification, while C77400 nickel silver belongs to the copper alloys. There are 27 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 409 stainless steel and the bottom bar is C77400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 24
25
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 75
42
Shear Strength, MPa 270
360
Tensile Strength: Ultimate (UTS), MPa 420
570
Tensile Strength: Yield (Proof), MPa 200
250

Thermal Properties

Latent Heat of Fusion, J/g 270
170
Maximum Temperature: Mechanical, °C 710
130
Melting Completion (Liquidus), °C 1450
810
Melting Onset (Solidus), °C 1400
770
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 11
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
27
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
31

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
25
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.0
3.5
Embodied Energy, MJ/kg 28
57
Embodied Water, L/kg 94
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
120
Resilience: Unit (Modulus of Resilience), kJ/m3 100
290
Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 15
20
Strength to Weight: Bending, points 16
19
Thermal Shock Resistance, points 15
18

Alloy Composition

Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 10.5 to 11.7
0
Copper (Cu), % 0
43 to 47
Iron (Fe), % 84.9 to 89.5
0
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.5
9.0 to 11
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0 to 0.75
0
Zinc (Zn), % 0
41.3 to 48
Residuals, % 0
0 to 0.5