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C37100 Brass vs. S35045 Stainless Steel

C37100 brass belongs to the copper alloys classification, while S35045 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C37100 brass and the bottom bar is S35045 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 8.0 to 40
39
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
78
Shear Strength, MPa 260 to 300
370
Tensile Strength: Ultimate (UTS), MPa 370 to 520
540
Tensile Strength: Yield (Proof), MPa 150 to 390
190

Thermal Properties

Latent Heat of Fusion, J/g 170
310
Maximum Temperature: Mechanical, °C 120
1100
Melting Completion (Liquidus), °C 900
1390
Melting Onset (Solidus), °C 890
1340
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 120
12
Thermal Expansion, µm/m-K 21
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 30
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 23
34
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
5.8
Embodied Energy, MJ/kg 45
83
Embodied Water, L/kg 320
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 120
170
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 750
94
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 13 to 18
19
Strength to Weight: Bending, points 14 to 18
19
Thermal Diffusivity, mm2/s 39
3.2
Thermal Shock Resistance, points 12 to 17
12

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0
0.060 to 0.1
Chromium (Cr), % 0
25 to 29
Copper (Cu), % 58 to 62
0 to 0.75
Iron (Fe), % 0 to 0.15
29.4 to 42.6
Lead (Pb), % 0.6 to 1.2
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
32 to 37
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.6
Zinc (Zn), % 36.3 to 41.4
0
Residuals, % 0 to 0.4
0