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CC751S Brass vs. ASTM A225 Steel

CC751S brass belongs to the copper alloys classification, while ASTM A225 steel belongs to the iron 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 CC751S brass and the bottom bar is ASTM A225 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
190 to 250
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 5.6
21 to 23
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 450
620 to 830
Tensile Strength: Yield (Proof), MPa 320
460 to 550

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Maximum Temperature: Mechanical, °C 130
400
Melting Completion (Liquidus), °C 850
1460
Melting Onset (Solidus), °C 810
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 110
52
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 28
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 24
2.3
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.8
Embodied Energy, MJ/kg 46
24 to 25
Embodied Water, L/kg 330
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23
120 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 480
580 to 820
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 15
22 to 29
Strength to Weight: Bending, points 16
21 to 25
Thermal Diffusivity, mm2/s 35
14
Thermal Shock Resistance, points 15
18 to 24