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S33550 Stainless Steel vs. C69700 Brass

S33550 stainless steel belongs to the iron alloys classification, while C69700 brass belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S33550 stainless steel and the bottom bar is C69700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 40
25
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 79
41
Shear Strength, MPa 470
300
Tensile Strength: Ultimate (UTS), MPa 680
470
Tensile Strength: Yield (Proof), MPa 310
230

Thermal Properties

Latent Heat of Fusion, J/g 300
240
Maximum Temperature: Mechanical, °C 1100
160
Melting Completion (Liquidus), °C 1400
930
Melting Onset (Solidus), °C 1360
880
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 15
43
Thermal Expansion, µm/m-K 16
19

Otherwise Unclassified Properties

Base Metal Price, % relative 24
26
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 4.3
2.7
Embodied Energy, MJ/kg 61
44
Embodied Water, L/kg 190
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
99
Resilience: Unit (Modulus of Resilience), kJ/m3 250
250
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24
16
Strength to Weight: Bending, points 22
16
Thermal Diffusivity, mm2/s 3.9
13
Thermal Shock Resistance, points 15
16

Alloy Composition

Carbon (C), % 0.040 to 0.1
0
Cerium (Ce), % 0.025 to 0.070
0
Chromium (Cr), % 25 to 28
0
Copper (Cu), % 0
75 to 80
Iron (Fe), % 48.8 to 58.2
0 to 0.2
Lanthanum (La), % 0.025 to 0.070
0
Lead (Pb), % 0
0.5 to 1.5
Manganese (Mn), % 0 to 1.5
0 to 0.4
Nickel (Ni), % 16.5 to 20
0
Niobium (Nb), % 0.050 to 0.15
0
Nitrogen (N), % 0.18 to 0.25
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
2.5 to 3.5
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
13.9 to 22
Residuals, % 0
0 to 0.5