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EN 1.6957 Steel vs. C77400 Nickel Silver

EN 1.6957 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 (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.6957 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, % 18
25
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 73
42
Shear Strength, MPa 570
360
Tensile Strength: Ultimate (UTS), MPa 930
570
Tensile Strength: Yield (Proof), MPa 780
250

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 450
130
Melting Completion (Liquidus), °C 1460
810
Melting Onset (Solidus), °C 1420
770
Specific Heat Capacity, J/kg-K 470
390
Thermal Expansion, µm/m-K 13
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.9
27
Electrical Conductivity: Equal Weight (Specific), % IACS 9.1
31

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
25
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.1
3.5
Embodied Energy, MJ/kg 29
57
Embodied Water, L/kg 60
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1630
290
Stiffness to Weight: Axial, points 13
7.7
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 33
20
Strength to Weight: Bending, points 27
19
Thermal Shock Resistance, points 27
18

Alloy Composition

Carbon (C), % 0.22 to 0.32
0
Chromium (Cr), % 1.2 to 1.8
0
Copper (Cu), % 0
43 to 47
Iron (Fe), % 92.7 to 94.7
0
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 0.25 to 0.45
0
Nickel (Ni), % 3.4 to 4.0
9.0 to 11
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.15
0
Sulfur (S), % 0 to 0.0070
0
Vanadium (V), % 0.050 to 0.15
0
Zinc (Zn), % 0
41.3 to 48
Residuals, % 0
0 to 0.5