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AISI 405 Stainless Steel vs. C44400 Brass

AISI 405 stainless steel belongs to the iron alloys classification, while C44400 brass belongs to the copper alloys. There are 26 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 405 stainless steel and the bottom bar is C44400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 76
41
Tensile Strength: Ultimate (UTS), MPa 470
350
Tensile Strength: Yield (Proof), MPa 200
120

Thermal Properties

Latent Heat of Fusion, J/g 280
180
Maximum Temperature: Mechanical, °C 820
140
Melting Completion (Liquidus), °C 1530
940
Melting Onset (Solidus), °C 1480
900
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 30
110
Thermal Expansion, µm/m-K 11
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
25
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
27

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
26
Density, g/cm3 7.7
8.3
Embodied Carbon, kg CO2/kg material 2.0
2.8
Embodied Energy, MJ/kg 28
46
Embodied Water, L/kg 100
330

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 100
65
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 17
12
Strength to Weight: Bending, points 17
13
Thermal Diffusivity, mm2/s 8.1
35
Thermal Shock Resistance, points 16
12

Alloy Composition

Aluminum (Al), % 0.1 to 0.3
0
Antimony (Sb), % 0
0.020 to 0.1
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 11.5 to 14.5
0
Copper (Cu), % 0
70 to 73
Iron (Fe), % 82.5 to 88.4
0 to 0.060
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.6
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.9 to 1.2
Zinc (Zn), % 0
25.2 to 29.1
Residuals, % 0
0 to 0.4