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ASTM B817 Type II vs. C74000 Nickel Silver

ASTM B817 type II belongs to the titanium alloys classification, while C74000 nickel silver belongs to the copper alloys. There are 20 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 C74000 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 40
44
Tensile Strength: Ultimate (UTS), MPa 900 to 960
380 to 590

Thermal Properties

Latent Heat of Fusion, J/g 400
200
Maximum Temperature: Mechanical, °C 350
180
Melting Completion (Liquidus), °C 1580
990
Melting Onset (Solidus), °C 1530
950
Specific Heat Capacity, J/kg-K 550
390
Thermal Expansion, µm/m-K 9.9
18

Otherwise Unclassified Properties

Base Metal Price, % relative 37
30
Density, g/cm3 4.6
8.5
Embodied Carbon, kg CO2/kg material 40
3.4
Embodied Energy, MJ/kg 650
54
Embodied Water, L/kg 220
310

Common Calculations

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 19
Strength to Weight: Bending, points 45 to 47
14 to 18
Thermal Shock Resistance, points 62 to 66
13 to 19

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
69 to 73.5
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
14.2 to 22
Residuals, % 0 to 0.4
0 to 0.5