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ASTM A302 Alloy Steel vs. C66200 Brass

ASTM A302 alloy steel 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 (2, in this case) are not shown.

For each property being compared, the top bar is ASTM A302 alloy steel 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 to 23
8.0 to 15
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 73
42
Shear Strength, MPa 370 to 390
270 to 300
Tensile Strength: Ultimate (UTS), MPa 590 to 620
450 to 520
Tensile Strength: Yield (Proof), MPa 350 to 390
410 to 480

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Maximum Temperature: Mechanical, °C 410
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 39 to 51
150
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2 to 7.4
35
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2 to 8.4
36

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 3.0
29
Density, g/cm3 7.8 to 7.9
8.7
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
2.7
Embodied Energy, MJ/kg 20 to 21
43
Embodied Water, L/kg 48 to 50
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
40 to 66
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 410
760 to 1030
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 21 to 22
14 to 17
Strength to Weight: Bending, points 20 to 21
15 to 16
Thermal Diffusivity, mm2/s 10 to 14
45
Thermal Shock Resistance, points 17 to 18
16 to 18