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AISI 405 Stainless Steel vs. C85800 Brass

AISI 405 stainless steel belongs to the iron alloys classification, while C85800 brass belongs to the copper alloys. There are 29 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 AISI 405 stainless steel and the bottom bar is C85800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 22
15
Poisson's Ratio 0.28
0.31
Rockwell B Hardness 76
56
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 470
380
Tensile Strength: Yield (Proof), MPa 200
210

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Maximum Temperature: Mechanical, °C 820
120
Melting Completion (Liquidus), °C 1530
900
Melting Onset (Solidus), °C 1480
870
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 30
84
Thermal Expansion, µm/m-K 11
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
20
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
22

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
24
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.0
2.8
Embodied Energy, MJ/kg 28
47
Embodied Water, L/kg 100
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84
48
Resilience: Unit (Modulus of Resilience), kJ/m3 100
210
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 17
13
Strength to Weight: Bending, points 17
15
Thermal Diffusivity, mm2/s 8.1
27
Thermal Shock Resistance, points 16
13

Alloy Composition

Aluminum (Al), % 0.1 to 0.3
0 to 0.55
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 11.5 to 14.5
0
Copper (Cu), % 0
57 to 69
Iron (Fe), % 82.5 to 88.4
0 to 0.5
Lead (Pb), % 0
0 to 1.5
Manganese (Mn), % 0 to 1.0
0 to 0.25
Nickel (Ni), % 0 to 0.6
0 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.25
Sulfur (S), % 0 to 0.030
0 to 0.050
Tin (Sn), % 0
0 to 1.5
Zinc (Zn), % 0
31 to 41
Residuals, % 0
0 to 1.3