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AISI 440C Stainless Steel vs. C84000 Brass

AISI 440C stainless steel belongs to the iron alloys classification, while C84000 brass belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 440C stainless steel and the bottom bar is C84000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 2.0 to 14
27
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 76
42
Tensile Strength: Ultimate (UTS), MPa 710 to 1970
250
Tensile Strength: Yield (Proof), MPa 450 to 1900
140

Thermal Properties

Latent Heat of Fusion, J/g 280
190
Maximum Temperature: Mechanical, °C 870
170
Melting Completion (Liquidus), °C 1480
1040
Melting Onset (Solidus), °C 1370
940
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 22
72
Thermal Expansion, µm/m-K 10
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
16
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
17

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
30
Density, g/cm3 7.7
8.6
Embodied Carbon, kg CO2/kg material 2.2
3.0
Embodied Energy, MJ/kg 31
49
Embodied Water, L/kg 120
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 39 to 88
58
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 26 to 71
8.2
Strength to Weight: Bending, points 23 to 46
10
Thermal Diffusivity, mm2/s 6.0
22
Thermal Shock Resistance, points 26 to 71
9.0

Alloy Composition


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Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.020
Boron (B), % 0
0 to 0.1
Carbon (C), % 1.0 to 1.2
0
Chromium (Cr), % 16 to 18
0
Copper (Cu), % 0
82 to 89
Iron (Fe), % 78 to 83.1
0 to 0.4
Lead (Pb), % 0
0 to 0.090
Manganese (Mn), % 0 to 1.0
0 to 0.010
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 0
0.5 to 2.0
Phosphorus (P), % 0 to 0.040
0 to 0.050
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0 to 0.015
0.1 to 0.65
Tin (Sn), % 0
2.0 to 4.0
Zinc (Zn), % 0
5.0 to 14
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.7