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ACI-ASTM CN7M Steel vs. CC763S Brass

ACI-ASTM CN7M steel belongs to the iron alloys classification, while CC763S brass belongs to the copper alloys. There are 27 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 CN7M steel and the bottom bar is CC763S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
130
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 44
7.3
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
41
Tensile Strength: Ultimate (UTS), MPa 480
490
Tensile Strength: Yield (Proof), MPa 200
270

Thermal Properties

Latent Heat of Fusion, J/g 310
190
Maximum Temperature: Mechanical, °C 1100
140
Melting Completion (Liquidus), °C 1410
870
Melting Onset (Solidus), °C 1450
830
Specific Heat Capacity, J/kg-K 470
400
Thermal Expansion, µm/m-K 15
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
29
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
32

Otherwise Unclassified Properties

Base Metal Price, % relative 32
24
Density, g/cm3 8.1
8.0
Embodied Carbon, kg CO2/kg material 5.6
2.9
Embodied Energy, MJ/kg 78
49
Embodied Water, L/kg 210
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
30
Resilience: Unit (Modulus of Resilience), kJ/m3 110
340
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 17
17
Strength to Weight: Bending, points 17
17
Thermal Shock Resistance, points 12
16

Alloy Composition

Aluminum (Al), % 0
1.0 to 2.5
Antimony (Sb), % 0
0 to 0.080
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 19 to 22
0
Copper (Cu), % 3.0 to 4.0
56.5 to 67
Iron (Fe), % 37.4 to 48.5
0.5 to 2.0
Lead (Pb), % 0
0 to 1.5
Manganese (Mn), % 0 to 1.5
1.0 to 3.5
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 27.5 to 30.5
0 to 2.5
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 0
18.9 to 41