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C49300 Brass vs. AISI 304N Stainless Steel

C49300 brass belongs to the copper alloys classification, while AISI 304N stainless steel belongs to the iron alloys. There are 29 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 304N stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 4.5 to 20
9.1 to 45
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
77
Shear Strength, MPa 270 to 290
420 to 700
Tensile Strength: Ultimate (UTS), MPa 430 to 520
620 to 1180
Tensile Strength: Yield (Proof), MPa 210 to 410
270 to 850

Thermal Properties

Latent Heat of Fusion, J/g 170
290
Maximum Temperature: Mechanical, °C 120
960
Melting Completion (Liquidus), °C 880
1420
Melting Onset (Solidus), °C 840
1380
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 88
16
Thermal Expansion, µm/m-K 20
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 17
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 26
15
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 3.0
3.0
Embodied Energy, MJ/kg 50
43
Embodied Water, L/kg 370
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 71
98 to 280
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 800
180 to 1830
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 15 to 18
22 to 42
Strength to Weight: Bending, points 16 to 18
21 to 32
Thermal Diffusivity, mm2/s 29
4.2
Thermal Shock Resistance, points 14 to 18
14 to 26

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 to 0.080
Chromium (Cr), % 0
18 to 20
Copper (Cu), % 58 to 62
0
Iron (Fe), % 0 to 0.1
66.4 to 73.9
Lead (Pb), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.030
0 to 2.0
Nickel (Ni), % 0 to 1.5
8.0 to 10.5
Nitrogen (N), % 0
0.1 to 0.16
Phosphorus (P), % 0 to 0.2
0 to 0.045
Selenium (Se), % 0 to 0.2
0
Silicon (Si), % 0 to 0.1
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 1.0 to 1.8
0
Zinc (Zn), % 30.6 to 40.5
0
Residuals, % 0 to 0.5
0