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EN 1.4122 Stainless Steel vs. C74400 Nickel Silver

EN 1.4122 stainless steel belongs to the iron alloys classification, while C74400 nickel silver belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4122 stainless steel and the bottom bar is C74400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 14
43
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
39
Shear Strength, MPa 480 to 520
240
Tensile Strength: Ultimate (UTS), MPa 790 to 850
350
Tensile Strength: Yield (Proof), MPa 450 to 630
120

Thermal Properties

Latent Heat of Fusion, J/g 280
180
Maximum Temperature: Mechanical, °C 870
140
Melting Completion (Liquidus), °C 1440
930
Melting Onset (Solidus), °C 1400
910
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
120
Thermal Expansion, µm/m-K 10
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
26
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
29

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 2.4
2.9
Embodied Energy, MJ/kg 33
48
Embodied Water, L/kg 120
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93 to 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 520 to 1000
63
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 28 to 31
12
Strength to Weight: Bending, points 25 to 26
14
Thermal Diffusivity, mm2/s 4.0
37
Thermal Shock Resistance, points 28 to 30
12

Alloy Composition

Carbon (C), % 0.33 to 0.45
0
Chromium (Cr), % 15.5 to 17.5
0
Copper (Cu), % 0
62 to 66
Iron (Fe), % 77.2 to 83.4
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0.8 to 1.3
0
Nickel (Ni), % 0 to 1.0
2.0 to 4.0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Zinc (Zn), % 0
29.6 to 36
Residuals, % 0
0 to 0.3