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S39274 Stainless Steel vs. CC750S Brass

S39274 stainless steel belongs to the iron alloys classification, while CC750S brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S39274 stainless steel and the bottom bar is CC750S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
54
Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 17
13
Poisson's Ratio 0.27
0.31
Shear Modulus, GPa 81
40
Tensile Strength: Ultimate (UTS), MPa 900
200
Tensile Strength: Yield (Proof), MPa 620
80

Thermal Properties

Latent Heat of Fusion, J/g 300
170
Maximum Temperature: Mechanical, °C 1100
130
Melting Completion (Liquidus), °C 1480
860
Melting Onset (Solidus), °C 1430
810
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 16
110
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
24
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
26

Otherwise Unclassified Properties

Base Metal Price, % relative 24
25
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 4.3
2.8
Embodied Energy, MJ/kg 60
46
Embodied Water, L/kg 180
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
22
Resilience: Unit (Modulus of Resilience), kJ/m3 940
30
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 32
6.8
Strength to Weight: Bending, points 26
9.3
Thermal Diffusivity, mm2/s 4.2
35
Thermal Shock Resistance, points 25
6.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 24 to 26
0
Copper (Cu), % 0.2 to 0.8
62 to 67
Iron (Fe), % 57 to 65.6
0 to 0.8
Lead (Pb), % 0
1.0 to 3.0
Manganese (Mn), % 0 to 1.0
0 to 0.2
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 6.0 to 8.0
0 to 1.0
Nitrogen (N), % 0.24 to 0.32
0
Phosphorus (P), % 0 to 0.030
0 to 0.050
Silicon (Si), % 0 to 0.8
0 to 0.050
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 1.5
Tungsten (W), % 1.5 to 2.5
0
Zinc (Zn), % 0
26.3 to 36