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ASTM Grade HC Steel vs. C99400 Brass

ASTM grade HC steel belongs to the iron alloys classification, while C99400 brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HC steel and the bottom bar is C99400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 80
44
Tensile Strength: Ultimate (UTS), MPa 430
460 to 550
Tensile Strength: Yield (Proof), MPa 200
230 to 370

Thermal Properties

Latent Heat of Fusion, J/g 310
230
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1410
1070
Melting Onset (Solidus), °C 1370
1020
Specific Heat Capacity, J/kg-K 490
400
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
17
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
17

Otherwise Unclassified Properties

Base Metal Price, % relative 14
30
Density, g/cm3 7.6
8.7
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 40
45
Embodied Water, L/kg 170
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 95
230 to 590
Stiffness to Weight: Axial, points 15
7.5
Stiffness to Weight: Bending, points 26
19
Strength to Weight: Axial, points 16
15 to 17
Strength to Weight: Bending, points 16
15 to 17
Thermal Shock Resistance, points 14
16 to 19

Alloy Composition

Aluminum (Al), % 0
0.5 to 2.0
Carbon (C), % 0 to 0.5
0
Chromium (Cr), % 26 to 30
0
Copper (Cu), % 0
83.5 to 96.5
Iron (Fe), % 61.9 to 74
1.0 to 3.0
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 4.0
1.0 to 3.5
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 2.0
0.5 to 2.0
Sulfur (S), % 0 to 0.040
0
Zinc (Zn), % 0
0.5 to 5.0
Residuals, % 0
0 to 0.3