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S31655 Stainless Steel vs. C33200 Brass

S31655 stainless steel belongs to the iron alloys classification, while C33200 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 S31655 stainless steel and the bottom bar is C33200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 39
7.0 to 60
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 78
40
Shear Strength, MPa 490
240 to 300
Tensile Strength: Ultimate (UTS), MPa 710
320 to 520
Tensile Strength: Yield (Proof), MPa 350
110 to 450

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Maximum Temperature: Mechanical, °C 1010
130
Melting Completion (Liquidus), °C 1430
930
Melting Onset (Solidus), °C 1380
900
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 15
120
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
26
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
28

Otherwise Unclassified Properties

Base Metal Price, % relative 17
24
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 3.3
2.6
Embodied Energy, MJ/kg 46
44
Embodied Water, L/kg 160
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
35 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 310
60 to 960
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 25
11 to 17
Strength to Weight: Bending, points 23
13 to 17
Thermal Diffusivity, mm2/s 4.0
37
Thermal Shock Resistance, points 16
11 to 17

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 19.5 to 21.5
0
Copper (Cu), % 0 to 1.0
65 to 68
Iron (Fe), % 63.2 to 71.9
0 to 0.070
Lead (Pb), % 0
1.5 to 2.5
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 0.5 to 1.5
0
Nickel (Ni), % 8.0 to 9.5
0
Nitrogen (N), % 0.14 to 0.25
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Zinc (Zn), % 0
29 to 33.5
Residuals, % 0
0 to 0.4