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C87800 Brass vs. ASTM A242 HSLA Steel

C87800 brass belongs to the copper alloys classification, while ASTM A242 HSLA 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 C87800 brass and the bottom bar is ASTM A242 HSLA steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 25
22
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 42
73
Tensile Strength: Ultimate (UTS), MPa 590
490
Tensile Strength: Yield (Proof), MPa 350
330

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 170
400
Melting Completion (Liquidus), °C 920
1460
Melting Onset (Solidus), °C 820
1420
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 28
52
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 27
1.9
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 2.7
1.4
Embodied Energy, MJ/kg 44
18
Embodied Water, L/kg 300
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
95
Resilience: Unit (Modulus of Resilience), kJ/m3 540
290
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 20
17
Strength to Weight: Bending, points 19
17
Thermal Diffusivity, mm2/s 8.3
14
Thermal Shock Resistance, points 21
14

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.15
Copper (Cu), % 80 to 84.2
0.2 to 0.45
Iron (Fe), % 0 to 0.15
98.2 to 99.8
Lead (Pb), % 0 to 0.15
0
Magnesium (Mg), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.15
0 to 1.0
Nickel (Ni), % 0 to 0.2
0
Phosphorus (P), % 0 to 0.010
0 to 0.15
Silicon (Si), % 3.8 to 4.2
0
Sulfur (S), % 0 to 0.050
0 to 0.050
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 12 to 16
0
Residuals, % 0 to 0.5
0