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ASTM B817 Type I vs. C74400 Nickel Silver

ASTM B817 type I belongs to the titanium alloys classification, while C74400 nickel silver belongs to the copper 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 ASTM B817 type I and the bottom bar is C74400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 4.0 to 13
43
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 40
39
Tensile Strength: Ultimate (UTS), MPa 770 to 960
350
Tensile Strength: Yield (Proof), MPa 700 to 860
120

Thermal Properties

Latent Heat of Fusion, J/g 410
180
Maximum Temperature: Mechanical, °C 340
140
Melting Completion (Liquidus), °C 1600
930
Melting Onset (Solidus), °C 1550
910
Specific Heat Capacity, J/kg-K 560
390
Thermal Conductivity, W/m-K 7.1
120
Thermal Expansion, µm/m-K 9.6
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
26
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
29

Otherwise Unclassified Properties

Base Metal Price, % relative 36
25
Density, g/cm3 4.4
8.2
Embodied Carbon, kg CO2/kg material 38
2.9
Embodied Energy, MJ/kg 610
48
Embodied Water, L/kg 200
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 2310 to 3540
63
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 48 to 60
12
Strength to Weight: Bending, points 42 to 49
14
Thermal Diffusivity, mm2/s 2.9
37
Thermal Shock Resistance, points 54 to 68
12

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.1
0
Chlorine (Cl), % 0 to 0.2
0
Copper (Cu), % 0
62 to 66
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Nickel (Ni), % 0
2.0 to 4.0
Nitrogen (N), % 0 to 0.040
0
Oxygen (O), % 0 to 0.3
0
Silicon (Si), % 0 to 0.1
0
Sodium (Na), % 0 to 0.2
0
Titanium (Ti), % 87 to 91
0
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
29.6 to 36
Residuals, % 0
0 to 0.3