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ASTM A202 Steel vs. C69400 Brass

ASTM A202 steel belongs to the iron alloys classification, while C69400 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 A202 steel and the bottom bar is C69400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 17 to 18
17
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 73
42
Shear Strength, MPa 360 to 410
350
Tensile Strength: Ultimate (UTS), MPa 590 to 670
570
Tensile Strength: Yield (Proof), MPa 350 to 360
270

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Maximum Temperature: Mechanical, °C 410
170
Melting Completion (Liquidus), °C 1450
920
Melting Onset (Solidus), °C 1410
820
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 52
26
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
6.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
6.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
27
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 1.4
2.7
Embodied Energy, MJ/kg 19
44
Embodied Water, L/kg 49
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93 to 96
80
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 350
340
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 21 to 24
19
Strength to Weight: Bending, points 20 to 22
18
Thermal Diffusivity, mm2/s 14
7.7
Thermal Shock Resistance, points 17 to 20
20