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ASTM B817 Type II vs. C74500 Nickel Silver

ASTM B817 type II belongs to the titanium alloys classification, while C74500 nickel silver belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is ASTM B817 type II and the bottom bar is C74500 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 3.0 to 13
3.0 to 24
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 40
44
Tensile Strength: Ultimate (UTS), MPa 900 to 960
390 to 700
Tensile Strength: Yield (Proof), MPa 780 to 900
380 to 600

Thermal Properties

Latent Heat of Fusion, J/g 400
190
Maximum Temperature: Mechanical, °C 350
170
Melting Completion (Liquidus), °C 1580
1020
Melting Onset (Solidus), °C 1530
970
Specific Heat Capacity, J/kg-K 550
390
Thermal Expansion, µm/m-K 9.9
19

Otherwise Unclassified Properties

Base Metal Price, % relative 37
29
Density, g/cm3 4.6
8.3
Embodied Carbon, kg CO2/kg material 40
3.4
Embodied Energy, MJ/kg 650
54
Embodied Water, L/kg 220
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 120
12 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 2890 to 3890
620 to 1540
Stiffness to Weight: Axial, points 13
7.7
Stiffness to Weight: Bending, points 34
19
Strength to Weight: Axial, points 55 to 58
13 to 23
Strength to Weight: Bending, points 45 to 47
14 to 21
Thermal Shock Resistance, points 62 to 66
13 to 23

Alloy Composition

Aluminum (Al), % 5.0 to 6.0
0
Carbon (C), % 0 to 0.1
0
Chlorine (Cl), % 0 to 0.2
0
Copper (Cu), % 0.35 to 1.0
63.5 to 66.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.35 to 1.0
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
9.0 to 11
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
Tin (Sn), % 1.5 to 2.5
0
Titanium (Ti), % 82.1 to 87.8
0
Vanadium (V), % 5.0 to 6.0
0
Zinc (Zn), % 0
21.2 to 27.5
Residuals, % 0 to 0.4
0 to 0.5