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ACI-ASTM CN7MS Steel vs. CC753S Brass

ACI-ASTM CN7MS steel belongs to the iron alloys classification, while CC753S 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 CN7MS steel and the bottom bar is CC753S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
100
Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 39
17
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 540
340
Tensile Strength: Yield (Proof), MPa 230
170

Thermal Properties

Latent Heat of Fusion, J/g 340
170
Maximum Temperature: Mechanical, °C 1040
120
Melting Completion (Liquidus), °C 1400
820
Melting Onset (Solidus), °C 1350
780
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 12
99
Thermal Expansion, µm/m-K 16
21

Otherwise Unclassified Properties

Base Metal Price, % relative 28
23
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 5.1
2.8
Embodied Energy, MJ/kg 71
47
Embodied Water, L/kg 180
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
47
Resilience: Unit (Modulus of Resilience), kJ/m3 140
140
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 19
12
Strength to Weight: Bending, points 19
13
Thermal Diffusivity, mm2/s 3.2
32
Thermal Shock Resistance, points 13
11

Alloy Composition

Aluminum (Al), % 0
0.4 to 0.8
Antimony (Sb), % 0
0 to 0.050
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 1.5 to 2.0
56.8 to 60.5
Iron (Fe), % 45.4 to 53.5
0.5 to 0.8
Lead (Pb), % 0
1.8 to 2.5
Manganese (Mn), % 0 to 1.0
0 to 0.2
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 22 to 25
0.5 to 1.2
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 2.5 to 3.5
0 to 0.050
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.8
Zinc (Zn), % 0
33.1 to 40