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CC762S Brass vs. ASTM A369 Grade FP21

CC762S brass belongs to the copper alloys classification, while ASTM A369 grade FP21 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 CC762S brass and the bottom bar is ASTM A369 grade FP21.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
140
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 7.3
20
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 43
74
Tensile Strength: Ultimate (UTS), MPa 840
470
Tensile Strength: Yield (Proof), MPa 540
240

Thermal Properties

Latent Heat of Fusion, J/g 200
260
Maximum Temperature: Mechanical, °C 160
470
Melting Completion (Liquidus), °C 920
1470
Melting Onset (Solidus), °C 870
1430
Specific Heat Capacity, J/kg-K 420
470
Thermal Conductivity, W/m-K 51
41
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 32
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 24
4.0
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.8
Embodied Energy, MJ/kg 51
23
Embodied Water, L/kg 350
61

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
80
Resilience: Unit (Modulus of Resilience), kJ/m3 1290
150
Stiffness to Weight: Axial, points 7.8
13
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 29
17
Strength to Weight: Bending, points 25
17
Thermal Diffusivity, mm2/s 15
11
Thermal Shock Resistance, points 27
14

Alloy Composition

Aluminum (Al), % 3.0 to 7.0
0
Antimony (Sb), % 0 to 0.030
0
Carbon (C), % 0
0.050 to 0.15
Chromium (Cr), % 0
2.7 to 3.4
Copper (Cu), % 57 to 67
0
Iron (Fe), % 1.5 to 4.0
94.3 to 96.2
Lead (Pb), % 0 to 0.2
0
Manganese (Mn), % 2.5 to 5.0
0.3 to 0.6
Molybdenum (Mo), % 0
0.8 to 1.1
Nickel (Ni), % 0 to 3.0
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.1
0 to 0.5
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 13.4 to 36
0