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ASTM Grade HL Steel vs. C69430 Brass

ASTM grade HL steel belongs to the iron alloys classification, while C69430 brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HL steel and the bottom bar is C69430 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 11
17
Poisson's Ratio 0.27
0.33
Shear Modulus, GPa 80
42
Tensile Strength: Ultimate (UTS), MPa 500
570
Tensile Strength: Yield (Proof), MPa 270
280

Thermal Properties

Latent Heat of Fusion, J/g 320
260
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1390
920
Melting Onset (Solidus), °C 1340
820
Specific Heat Capacity, J/kg-K 490
410
Thermal Expansion, µm/m-K 17
18

Otherwise Unclassified Properties

Base Metal Price, % relative 27
27
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 4.5
2.7
Embodied Energy, MJ/kg 65
44
Embodied Water, L/kg 210
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
80
Resilience: Unit (Modulus of Resilience), kJ/m3 180
340
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 18
18
Thermal Shock Resistance, points 11
20

Alloy Composition

Arsenic (As), % 0
0.030 to 0.060
Carbon (C), % 0.2 to 0.6
0
Chromium (Cr), % 28 to 32
0
Copper (Cu), % 0
80 to 83
Iron (Fe), % 40.8 to 53.8
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 18 to 22
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 2.0
3.5 to 4.5
Sulfur (S), % 0 to 0.040
0
Zinc (Zn), % 0
11.4 to 16.5
Residuals, % 0
0 to 0.5