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C49300 Brass vs. AISI 440B Stainless Steel

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

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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