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C32000 Brass vs. ASTM A369 Grade FP9

C32000 brass belongs to the copper alloys classification, while ASTM A369 grade FP9 belongs to the iron 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 C32000 brass and the bottom bar is ASTM A369 grade FP9.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 6.8 to 29
20
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 41
75
Shear Strength, MPa 180 to 280
300
Tensile Strength: Ultimate (UTS), MPa 270 to 470
470
Tensile Strength: Yield (Proof), MPa 78 to 390
240

Thermal Properties

Latent Heat of Fusion, J/g 190
270
Maximum Temperature: Mechanical, °C 170
600
Melting Completion (Liquidus), °C 1020
1450
Melting Onset (Solidus), °C 990
1410
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 160
26
Thermal Expansion, µm/m-K 19
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 37
10

Otherwise Unclassified Properties

Base Metal Price, % relative 28
6.5
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
2.0
Embodied Energy, MJ/kg 42
28
Embodied Water, L/kg 310
87

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 59
80
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 680
140
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 8.8 to 15
17
Strength to Weight: Bending, points 11 to 16
17
Thermal Diffusivity, mm2/s 47
6.9
Thermal Shock Resistance, points 9.5 to 16
13

Alloy Composition

Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0
8.0 to 10
Copper (Cu), % 83.5 to 86.5
0
Iron (Fe), % 0 to 0.1
87.1 to 90.3
Lead (Pb), % 1.5 to 2.2
0
Manganese (Mn), % 0
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.5 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 10.6 to 15
0
Residuals, % 0 to 0.4
0