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ASTM Grade HC Steel vs. C87400 Brass

ASTM grade HC steel belongs to the iron alloys classification, while C87400 brass belongs to the copper alloys. There are 28 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 grade HC steel and the bottom bar is C87400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 6.0
21
Poisson's Ratio 0.27
0.33
Shear Modulus, GPa 80
41
Tensile Strength: Ultimate (UTS), MPa 430
390
Tensile Strength: Yield (Proof), MPa 200
160

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1410
920
Melting Onset (Solidus), °C 1370
820
Specific Heat Capacity, J/kg-K 490
400
Thermal Conductivity, W/m-K 17
28
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
7.2

Otherwise Unclassified Properties

Base Metal Price, % relative 14
27
Density, g/cm3 7.6
8.3
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 40
44
Embodied Water, L/kg 170
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
65
Resilience: Unit (Modulus of Resilience), kJ/m3 95
120
Stiffness to Weight: Axial, points 15
7.4
Stiffness to Weight: Bending, points 26
19
Strength to Weight: Axial, points 16
13
Strength to Weight: Bending, points 16
14
Thermal Diffusivity, mm2/s 4.5
8.3
Thermal Shock Resistance, points 14
14

Alloy Composition

Aluminum (Al), % 0
0 to 0.8
Carbon (C), % 0 to 0.5
0
Chromium (Cr), % 26 to 30
0
Copper (Cu), % 0
79 to 85.5
Iron (Fe), % 61.9 to 74
0
Lead (Pb), % 0
0 to 1.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 4.0
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 2.0
2.5 to 4.0
Sulfur (S), % 0 to 0.040
0
Zinc (Zn), % 0
12 to 16
Residuals, % 0
0 to 0.8