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AISI 440B Stainless Steel vs. C49300 Brass

AISI 440B stainless steel belongs to the iron alloys classification, while C49300 brass belongs to the copper alloys. There are 28 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 AISI 440B stainless steel and the bottom bar is C49300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 3.0 to 18
4.5 to 20
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
40
Shear Strength, MPa 460 to 1110
270 to 290
Tensile Strength: Ultimate (UTS), MPa 740 to 1930
430 to 520
Tensile Strength: Yield (Proof), MPa 430 to 1860
210 to 410

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Maximum Temperature: Mechanical, °C 870
120
Melting Completion (Liquidus), °C 1480
880
Melting Onset (Solidus), °C 1370
840
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 23
88
Thermal Expansion, µm/m-K 10
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
15
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
17

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
26
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.2
3.0
Embodied Energy, MJ/kg 31
50
Embodied Water, L/kg 120
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57 to 110
21 to 71
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 27 to 70
15 to 18
Strength to Weight: Bending, points 24 to 45
16 to 18
Thermal Diffusivity, mm2/s 6.1
29
Thermal Shock Resistance, points 27 to 70
14 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Antimony (Sb), % 0
0 to 0.5
Bismuth (Bi), % 0
0.5 to 2.0
Carbon (C), % 0.75 to 1.0
0
Chromium (Cr), % 16 to 18
0
Copper (Cu), % 0
58 to 62
Iron (Fe), % 78.2 to 83.3
0 to 0.1
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0 to 1.0
0 to 0.030
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 0
0 to 1.5
Phosphorus (P), % 0 to 0.040
0 to 0.2
Selenium (Se), % 0
0 to 0.2
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
1.0 to 1.8
Zinc (Zn), % 0
30.6 to 40.5
Residuals, % 0
0 to 0.5