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ASTM A209 Steel vs. C49300 Brass

ASTM A209 steel belongs to the iron alloys classification, while C49300 brass belongs to the copper 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 ASTM A209 steel and the bottom bar is C49300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 34
4.5 to 20
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
40
Shear Strength, MPa 280 to 310
270 to 290
Tensile Strength: Ultimate (UTS), MPa 420 to 460
430 to 520
Tensile Strength: Yield (Proof), MPa 220 to 250
210 to 410

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 410
120
Melting Completion (Liquidus), °C 1470
880
Melting Onset (Solidus), °C 1420 to 1430
840
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 50
88
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
15
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1 to 8.2
17

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
26
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 1.5
3.0
Embodied Energy, MJ/kg 20
50
Embodied Water, L/kg 47
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
21 to 71
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 170
220 to 800
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 15 to 16
15 to 18
Strength to Weight: Bending, points 16 to 17
16 to 18
Thermal Diffusivity, mm2/s 13
29
Thermal Shock Resistance, points 12 to 14
14 to 18