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ASTM B817 Type II vs. C91300 Bell Metal

ASTM B817 type II belongs to the titanium alloys classification, while C91300 bell metal belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ASTM B817 type II and the bottom bar is C91300 bell metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 3.0 to 13
0.5
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
38
Tensile Strength: Ultimate (UTS), MPa 900 to 960
240
Tensile Strength: Yield (Proof), MPa 780 to 900
210

Thermal Properties

Latent Heat of Fusion, J/g 400
180
Maximum Temperature: Mechanical, °C 350
150
Melting Completion (Liquidus), °C 1580
890
Melting Onset (Solidus), °C 1530
820
Specific Heat Capacity, J/kg-K 550
360
Thermal Expansion, µm/m-K 9.9
18

Otherwise Unclassified Properties

Base Metal Price, % relative 37
39
Density, g/cm3 4.6
8.6
Embodied Carbon, kg CO2/kg material 40
4.5
Embodied Energy, MJ/kg 650
74
Embodied Water, L/kg 220
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 120
1.1
Resilience: Unit (Modulus of Resilience), kJ/m3 2890 to 3890
210
Stiffness to Weight: Axial, points 13
6.6
Stiffness to Weight: Bending, points 34
18
Strength to Weight: Axial, points 55 to 58
7.8
Strength to Weight: Bending, points 45 to 47
10
Thermal Shock Resistance, points 62 to 66
9.3

Alloy Composition

Aluminum (Al), % 5.0 to 6.0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0 to 0.1
0
Chlorine (Cl), % 0 to 0.2
0
Copper (Cu), % 0.35 to 1.0
79 to 82
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.35 to 1.0
0 to 0.25
Lead (Pb), % 0
0 to 0.25
Nickel (Ni), % 0
0 to 0.5
Nitrogen (N), % 0 to 0.040
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0 to 0.1
0 to 0.0050
Sodium (Na), % 0 to 0.2
0
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 1.5 to 2.5
18 to 20
Titanium (Ti), % 82.1 to 87.8
0
Vanadium (V), % 5.0 to 6.0
0
Zinc (Zn), % 0
0 to 0.25
Residuals, % 0
0 to 0.6