MakeItFrom.com
Menu (ESC)

ASTM A387 Grade 91 Class 2 vs. C66200 Brass

ASTM A387 grade 91 class 2 belongs to the iron alloys classification, while C66200 brass belongs to the copper alloys. There are 29 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 A387 grade 91 class 2 and the bottom bar is C66200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 20
8.0 to 15
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 75
42
Shear Strength, MPa 420
270 to 300
Tensile Strength: Ultimate (UTS), MPa 670
450 to 520
Tensile Strength: Yield (Proof), MPa 470
410 to 480

Thermal Properties

Latent Heat of Fusion, J/g 270
200
Maximum Temperature: Mechanical, °C 600
180
Melting Completion (Liquidus), °C 1460
1070
Melting Onset (Solidus), °C 1420
1030
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 26
150
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.9
35
Electrical Conductivity: Equal Weight (Specific), % IACS 10
36

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
29
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 37
43
Embodied Water, L/kg 88
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
40 to 66
Resilience: Unit (Modulus of Resilience), kJ/m3 580
760 to 1030
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24
14 to 17
Strength to Weight: Bending, points 22
15 to 16
Thermal Diffusivity, mm2/s 6.9
45
Thermal Shock Resistance, points 19
16 to 18

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Carbon (C), % 0.080 to 0.12
0
Chromium (Cr), % 8.0 to 9.5
0
Copper (Cu), % 0
86.6 to 91
Iron (Fe), % 87.3 to 90.3
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.85 to 1.1
0
Nickel (Ni), % 0 to 0.4
0.3 to 1.0
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.020
0.050 to 0.2
Silicon (Si), % 0.2 to 0.5
0
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0.2 to 0.7
Titanium (Ti), % 0 to 0.010
0
Vanadium (V), % 0.18 to 0.25
0
Zinc (Zn), % 0
6.5 to 12.9
Zirconium (Zr), % 0 to 0.010
0
Residuals, % 0
0 to 0.5