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C68300 Brass vs. ASTM A225 Steel

C68300 brass belongs to the copper alloys classification, while ASTM A225 steel belongs to the iron 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 C68300 brass and the bottom bar is ASTM A225 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 15
21 to 23
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
73
Shear Strength, MPa 260
390 to 520
Tensile Strength: Ultimate (UTS), MPa 430
620 to 830
Tensile Strength: Yield (Proof), MPa 260
460 to 550

Thermal Properties

Latent Heat of Fusion, J/g 180
250
Maximum Temperature: Mechanical, °C 120
400
Melting Completion (Liquidus), °C 900
1460
Melting Onset (Solidus), °C 890
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
52
Thermal Expansion, µm/m-K 20
13

Otherwise Unclassified Properties

Base Metal Price, % relative 23
2.3
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.8
Embodied Energy, MJ/kg 46
24 to 25
Embodied Water, L/kg 340
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
120 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 330
580 to 820
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 15
22 to 29
Strength to Weight: Bending, points 16
21 to 25
Thermal Diffusivity, mm2/s 38
14
Thermal Shock Resistance, points 14
18 to 24