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C97800 Nickel Silver vs. ASTM A229 Spring Steel

C97800 nickel silver belongs to the copper alloys classification, while ASTM A229 spring steel belongs to the iron alloys. There are 28 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 C97800 nickel silver and the bottom bar is ASTM A229 spring steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
190
Elongation at Break, % 10
14
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 48
72
Tensile Strength: Ultimate (UTS), MPa 370
1690 to 1890
Tensile Strength: Yield (Proof), MPa 170
1100 to 1230

Thermal Properties

Latent Heat of Fusion, J/g 220
250
Maximum Temperature: Mechanical, °C 230
400
Melting Completion (Liquidus), °C 1180
1450
Melting Onset (Solidus), °C 1140
1410
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 25
50
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.0
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 4.1
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 40
1.8
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 5.1
1.4
Embodied Energy, MJ/kg 76
19
Embodied Water, L/kg 330
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
200 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 120
3260 to 4080
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 12
60 to 67
Strength to Weight: Bending, points 13
40 to 43
Thermal Diffusivity, mm2/s 7.3
14
Thermal Shock Resistance, points 13
54 to 60

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Carbon (C), % 0
0.55 to 0.85
Copper (Cu), % 64 to 67
0
Iron (Fe), % 0 to 1.5
97.5 to 99
Lead (Pb), % 1.0 to 2.5
0
Manganese (Mn), % 0
0.3 to 1.2
Nickel (Ni), % 24 to 27
0
Phosphorus (P), % 0 to 0.050
0 to 0.040
Silicon (Si), % 0 to 0.15
0.15 to 0.35
Sulfur (S), % 0 to 0.080
0 to 0.050
Tin (Sn), % 4.0 to 5.5
0
Zinc (Zn), % 1.0 to 4.0
0
Residuals, % 0 to 0.4
0