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C37100 Brass vs. S44660 Stainless Steel

C37100 brass belongs to the copper alloys classification, while S44660 stainless steel belongs to the iron 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 C37100 brass and the bottom bar is S44660 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
210
Elongation at Break, % 8.0 to 40
20
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 40
81
Shear Strength, MPa 260 to 300
410
Tensile Strength: Ultimate (UTS), MPa 370 to 520
660
Tensile Strength: Yield (Proof), MPa 150 to 390
510

Thermal Properties

Latent Heat of Fusion, J/g 170
300
Maximum Temperature: Mechanical, °C 120
1100
Melting Completion (Liquidus), °C 900
1460
Melting Onset (Solidus), °C 890
1410
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 120
17
Thermal Expansion, µm/m-K 21
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 30
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 23
21
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 2.7
4.3
Embodied Energy, MJ/kg 45
61
Embodied Water, L/kg 320
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 750
640
Stiffness to Weight: Axial, points 7.2
15
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 13 to 18
24
Strength to Weight: Bending, points 14 to 18
22
Thermal Diffusivity, mm2/s 39
4.5
Thermal Shock Resistance, points 12 to 17
21

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
25 to 28
Copper (Cu), % 58 to 62
0
Iron (Fe), % 0 to 0.15
60.4 to 71
Lead (Pb), % 0.6 to 1.2
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0
1.0 to 3.5
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0
0 to 0.040
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 0
0.2 to 1.0
Zinc (Zn), % 36.3 to 41.4
0
Residuals, % 0 to 0.4
0