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ASTM Grade HD Steel vs. C84500 Brass

ASTM grade HD steel belongs to the iron alloys classification, while C84500 brass belongs to the copper 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 ASTM grade HD steel and the bottom bar is C84500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 9.1
28
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 80
39
Tensile Strength: Ultimate (UTS), MPa 590
240
Tensile Strength: Yield (Proof), MPa 270
97

Thermal Properties

Latent Heat of Fusion, J/g 310
180
Maximum Temperature: Mechanical, °C 1100
150
Melting Completion (Liquidus), °C 1410
980
Melting Onset (Solidus), °C 1370
840
Specific Heat Capacity, J/kg-K 490
360
Thermal Conductivity, W/m-K 16
72
Thermal Expansion, µm/m-K 11
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
16
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
17

Otherwise Unclassified Properties

Base Metal Price, % relative 17
28
Density, g/cm3 7.7
8.7
Embodied Carbon, kg CO2/kg material 3.1
2.9
Embodied Energy, MJ/kg 45
47
Embodied Water, L/kg 180
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44
54
Resilience: Unit (Modulus of Resilience), kJ/m3 180
45
Stiffness to Weight: Axial, points 15
6.6
Stiffness to Weight: Bending, points 26
18
Strength to Weight: Axial, points 21
7.7
Strength to Weight: Bending, points 20
9.8
Thermal Diffusivity, mm2/s 4.3
23
Thermal Shock Resistance, points 19
8.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.5
0
Chromium (Cr), % 26 to 30
0
Copper (Cu), % 0
77 to 79
Iron (Fe), % 58.4 to 70
0 to 0.4
Lead (Pb), % 0
6.0 to 7.5
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 4.0 to 7.0
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 2.0
0 to 0.0050
Sulfur (S), % 0 to 0.040
0 to 0.080
Tin (Sn), % 0
2.0 to 4.0
Zinc (Zn), % 0
10 to 14
Residuals, % 0
0 to 0.7