ASTM A369 Grade FP91 vs. C47940 Brass
ASTM A369 grade FP91 belongs to the iron alloys classification, while C47940 brass belongs to the copper alloys. There are 27 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 A369 grade FP91 and the bottom bar is C47940 brass.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
100 |
Elongation at Break, % | 19 | |
14 to 34 |
Poisson's Ratio | 0.28 | |
0.31 |
Shear Modulus, GPa | 75 | |
40 |
Shear Strength, MPa | 410 | |
250 to 310 |
Tensile Strength: Ultimate (UTS), MPa | 670 | |
380 to 520 |
Tensile Strength: Yield (Proof), MPa | 460 | |
160 to 390 |
Thermal Properties
Latent Heat of Fusion, J/g | 270 | |
170 |
Maximum Temperature: Mechanical, °C | 600 | |
130 |
Melting Completion (Liquidus), °C | 1460 | |
850 |
Melting Onset (Solidus), °C | 1420 | |
800 |
Specific Heat Capacity, J/kg-K | 470 | |
380 |
Thermal Conductivity, W/m-K | 26 | |
110 |
Thermal Expansion, µm/m-K | 13 | |
20 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 7.0 | |
25 |
Density, g/cm3 | 7.8 | |
8.2 |
Embodied Carbon, kg CO2/kg material | 2.6 | |
2.8 |
Embodied Energy, MJ/kg | 37 | |
47 |
Embodied Water, L/kg | 88 | |
330 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
68 to 100 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 560 | |
120 to 740 |
Stiffness to Weight: Axial, points | 14 | |
7.1 |
Stiffness to Weight: Bending, points | 25 | |
19 |
Strength to Weight: Axial, points | 24 | |
13 to 17 |
Strength to Weight: Bending, points | 22 | |
14 to 17 |
Thermal Diffusivity, mm2/s | 6.9 | |
36 |
Thermal Shock Resistance, points | 18 | |
13 to 17 |
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 | |
63 to 66 |
Iron (Fe), % | 87.3 to 90.3 | |
0.1 to 1.0 |
Lead (Pb), % | 0 | |
1.0 to 2.0 |
Manganese (Mn), % | 0.3 to 0.6 | |
0 |
Molybdenum (Mo), % | 0.85 to 1.1 | |
0 |
Nickel (Ni), % | 0 to 0.4 | |
0.1 to 0.5 |
Niobium (Nb), % | 0.060 to 0.1 | |
0 |
Nitrogen (N), % | 0.030 to 0.070 | |
0 |
Phosphorus (P), % | 0 to 0.025 | |
0 |
Silicon (Si), % | 0.2 to 0.5 | |
0 |
Sulfur (S), % | 0 to 0.025 | |
0 |
Tin (Sn), % | 0 | |
1.2 to 2.0 |
Titanium (Ti), % | 0 to 0.010 | |
0 |
Vanadium (V), % | 0.18 to 0.25 | |
0 |
Zinc (Zn), % | 0 | |
28.1 to 34.6 |
Zirconium (Zr), % | 0 to 0.010 | |
0 |
Residuals, % | 0 | |
0 to 0.4 |