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C85800 Brass vs. ASTM A285 Carbon Steel

C85800 brass belongs to the copper alloys classification, while ASTM A285 carbon steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C85800 brass and the bottom bar is ASTM A285 carbon steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 15
30 to 34
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 380
380 to 450
Tensile Strength: Yield (Proof), MPa 210
190 to 230

Thermal Properties

Latent Heat of Fusion, J/g 170
250
Maximum Temperature: Mechanical, °C 120
400
Melting Completion (Liquidus), °C 900
1470
Melting Onset (Solidus), °C 870
1420 to 1430
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 84
53
Thermal Expansion, µm/m-K 20
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 22
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 24
1.8
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 2.8
1.4
Embodied Energy, MJ/kg 47
18
Embodied Water, L/kg 330
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
110
Resilience: Unit (Modulus of Resilience), kJ/m3 210
94 to 150
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 13
13 to 16
Strength to Weight: Bending, points 15
15 to 17
Thermal Diffusivity, mm2/s 27
14
Thermal Shock Resistance, points 13
12 to 14