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ACI-ASTM CA6NM Steel vs. C85700 Brass

ACI-ASTM CA6NM steel belongs to the iron alloys classification, while C85700 brass belongs to the copper alloys. There are 28 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 ACI-ASTM CA6NM steel and the bottom bar is C85700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 17
17
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 850
310
Tensile Strength: Yield (Proof), MPa 620
110

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Maximum Temperature: Mechanical, °C 770
120
Melting Completion (Liquidus), °C 1450
940
Melting Onset (Solidus), °C 1400
910
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 25
84
Thermal Expansion, µm/m-K 10
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
22
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
25

Otherwise Unclassified Properties

Base Metal Price, % relative 10
24
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 2.5
2.8
Embodied Energy, MJ/kg 34
47
Embodied Water, L/kg 110
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
41
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
59
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 30
11
Strength to Weight: Bending, points 26
13
Thermal Diffusivity, mm2/s 6.7
27
Thermal Shock Resistance, points 31
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.8
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 11.5 to 14
0
Copper (Cu), % 0
58 to 64
Iron (Fe), % 78.4 to 84.6
0 to 0.7
Lead (Pb), % 0
0.8 to 1.5
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 3.5 to 4.5
0 to 1.0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.050
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.5 to 1.5
Zinc (Zn), % 0
32 to 40
Residuals, % 0
0 to 1.3