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S33550 Stainless Steel vs. C69300 Brass

S33550 stainless steel belongs to the iron alloys classification, while C69300 brass belongs to the copper alloys. There are 30 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 S33550 stainless steel and the bottom bar is C69300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 40
8.5 to 15
Poisson's Ratio 0.27
0.32
Rockwell B Hardness 82
84 to 88
Shear Modulus, GPa 79
41
Shear Strength, MPa 470
330 to 370
Tensile Strength: Ultimate (UTS), MPa 680
550 to 630
Tensile Strength: Yield (Proof), MPa 310
300 to 390

Thermal Properties

Latent Heat of Fusion, J/g 300
240
Maximum Temperature: Mechanical, °C 1100
160
Melting Completion (Liquidus), °C 1400
880
Melting Onset (Solidus), °C 1360
860
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 15
38
Thermal Expansion, µm/m-K 16
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 24
26
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 4.3
2.7
Embodied Energy, MJ/kg 61
45
Embodied Water, L/kg 190
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
47 to 70
Resilience: Unit (Modulus of Resilience), kJ/m3 250
400 to 700
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24
19 to 21
Strength to Weight: Bending, points 22
18 to 20
Thermal Diffusivity, mm2/s 3.9
12
Thermal Shock Resistance, points 15
19 to 22

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
73 to 77
Iron (Fe), % 48.8 to 58.2
0 to 0.1
Lanthanum (La), % 0.025 to 0.070
0
Lead (Pb), % 0
0 to 0.090
Manganese (Mn), % 0 to 1.5
0 to 0.1
Nickel (Ni), % 16.5 to 20
0 to 0.1
Niobium (Nb), % 0.050 to 0.15
0
Nitrogen (N), % 0.18 to 0.25
0
Phosphorus (P), % 0 to 0.040
0.040 to 0.15
Silicon (Si), % 0 to 1.0
2.7 to 3.4
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0
18.4 to 24.3
Residuals, % 0
0 to 0.5