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ASTM Grade HC Steel vs. C99700 Brass

ASTM grade HC steel belongs to the iron alloys classification, while C99700 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HC steel and the bottom bar is C99700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 6.0
25
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 80
46
Tensile Strength: Ultimate (UTS), MPa 430
380
Tensile Strength: Yield (Proof), MPa 200
170

Thermal Properties

Latent Heat of Fusion, J/g 310
200
Maximum Temperature: Mechanical, °C 1100
160
Melting Completion (Liquidus), °C 1410
900
Melting Onset (Solidus), °C 1370
880
Specific Heat Capacity, J/kg-K 490
410
Thermal Expansion, µm/m-K 11
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 14
25
Density, g/cm3 7.6
8.1
Embodied Carbon, kg CO2/kg material 2.8
3.3
Embodied Energy, MJ/kg 40
53
Embodied Water, L/kg 170
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
78
Resilience: Unit (Modulus of Resilience), kJ/m3 95
120
Stiffness to Weight: Axial, points 15
8.3
Stiffness to Weight: Bending, points 26
20
Strength to Weight: Axial, points 16
13
Strength to Weight: Bending, points 16
14
Thermal Shock Resistance, points 14
11

Alloy Composition

Aluminum (Al), % 0
0.5 to 3.0
Carbon (C), % 0 to 0.5
0
Chromium (Cr), % 26 to 30
0
Copper (Cu), % 0
54 to 65.5
Iron (Fe), % 61.9 to 74
0 to 1.0
Lead (Pb), % 0
0 to 2.0
Manganese (Mn), % 0 to 1.0
11 to 15
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 4.0
4.0 to 6.0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 2.0
0
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 0
19 to 25
Residuals, % 0
0 to 0.3