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CC761S Brass vs. S35125 Stainless Steel

CC761S brass belongs to the copper alloys classification, while S35125 stainless steel belongs to the iron 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 CC761S brass and the bottom bar is S35125 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 8.7
39
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
78
Tensile Strength: Ultimate (UTS), MPa 540
540
Tensile Strength: Yield (Proof), MPa 340
230

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 170
1100
Melting Completion (Liquidus), °C 960
1430
Melting Onset (Solidus), °C 910
1380
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 27
12
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 43
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 27
36
Density, g/cm3 8.3
8.1
Embodied Carbon, kg CO2/kg material 2.7
6.4
Embodied Energy, MJ/kg 45
89
Embodied Water, L/kg 300
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41
170
Resilience: Unit (Modulus of Resilience), kJ/m3 530
140
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 18
18
Thermal Diffusivity, mm2/s 8.0
3.1
Thermal Shock Resistance, points 19
12

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
20 to 23
Copper (Cu), % 78 to 83
0
Iron (Fe), % 0 to 0.6
36.2 to 45.8
Lead (Pb), % 0 to 0.8
0
Manganese (Mn), % 0 to 0.2
1.0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 1.0
31 to 35
Niobium (Nb), % 0
0.25 to 0.6
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 3.0 to 5.0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 8.9 to 19
0