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AISI 441 Stainless Steel vs. C27000 Brass

AISI 441 stainless steel belongs to the iron alloys classification, while C27000 brass belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AISI 441 stainless steel and the bottom bar is C27000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.28
0.31
Rockwell B Hardness 77
53 to 91
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 470
370 to 650

Thermal Properties

Latent Heat of Fusion, J/g 280
180
Maximum Temperature: Mechanical, °C 910
130
Melting Completion (Liquidus), °C 1440
930
Melting Onset (Solidus), °C 1400
900
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 23
120
Thermal Expansion, µm/m-K 10
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
27
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
30

Otherwise Unclassified Properties

Base Metal Price, % relative 13
24
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 41
45
Embodied Water, L/kg 130
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 17
13 to 22
Strength to Weight: Bending, points 17
14 to 21
Thermal Diffusivity, mm2/s 6.1
37
Thermal Shock Resistance, points 16
12 to 22

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 19.5
0
Copper (Cu), % 0
63 to 68.5
Iron (Fe), % 76 to 82.2
0 to 0.1
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 1.0
0
Niobium (Nb), % 0.3 to 0.9
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0.1 to 0.5
0
Zinc (Zn), % 0
31 to 37
Residuals, % 0
0 to 0.3