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ASTM B817 Type II vs. C18400 Copper

ASTM B817 type II belongs to the titanium alloys classification, while C18400 copper belongs to the copper alloys. There are 24 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 ASTM B817 type II and the bottom bar is C18400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 3.0 to 13
13 to 50
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
44
Tensile Strength: Ultimate (UTS), MPa 900 to 960
270 to 490
Tensile Strength: Yield (Proof), MPa 780 to 900
110 to 480

Thermal Properties

Latent Heat of Fusion, J/g 400
210
Maximum Temperature: Mechanical, °C 350
200
Melting Completion (Liquidus), °C 1580
1080
Melting Onset (Solidus), °C 1530
1070
Specific Heat Capacity, J/kg-K 550
390
Thermal Expansion, µm/m-K 9.9
17

Otherwise Unclassified Properties

Base Metal Price, % relative 37
31
Density, g/cm3 4.6
8.9
Embodied Carbon, kg CO2/kg material 40
2.6
Embodied Energy, MJ/kg 650
41
Embodied Water, L/kg 220
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 120
63 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 2890 to 3890
54 to 980
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 34
18
Strength to Weight: Axial, points 55 to 58
8.5 to 15
Strength to Weight: Bending, points 45 to 47
10 to 16
Thermal Shock Resistance, points 62 to 66
9.6 to 17

Alloy Composition

Aluminum (Al), % 5.0 to 6.0
0
Arsenic (As), % 0
0 to 0.0050
Calcium (Ca), % 0
0 to 0.0050
Carbon (C), % 0 to 0.1
0
Chlorine (Cl), % 0 to 0.2
0
Chromium (Cr), % 0
0.4 to 1.2
Copper (Cu), % 0.35 to 1.0
97.2 to 99.6
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.35 to 1.0
0 to 0.15
Lithium (Li), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.040
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0 to 0.1
0 to 0.1
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
0 to 0.7
Residuals, % 0
0 to 0.5