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AISI 304L Stainless Steel vs. C68300 Brass

AISI 304L stainless steel belongs to the iron alloys classification, while C68300 brass belongs to the copper alloys. There are 28 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 304L stainless steel and the bottom bar is C68300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 6.7 to 46
15
Poisson's Ratio 0.28
0.31
Rockwell B Hardness 79
60
Shear Modulus, GPa 77
40
Shear Strength, MPa 370 to 680
260
Tensile Strength: Ultimate (UTS), MPa 540 to 1160
430
Tensile Strength: Yield (Proof), MPa 190 to 870
260

Thermal Properties

Latent Heat of Fusion, J/g 290
180
Maximum Temperature: Mechanical, °C 540
120
Melting Completion (Liquidus), °C 1450
900
Melting Onset (Solidus), °C 1400
890
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 16
120
Thermal Expansion, µm/m-K 17
20

Otherwise Unclassified Properties

Base Metal Price, % relative 16
23
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 3.1
2.8
Embodied Energy, MJ/kg 44
46
Embodied Water, L/kg 150
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 240
56
Resilience: Unit (Modulus of Resilience), kJ/m3 92 to 1900
330
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 19 to 41
15
Strength to Weight: Bending, points 19 to 31
16
Thermal Diffusivity, mm2/s 4.2
38
Thermal Shock Resistance, points 12 to 25
14

Alloy Composition

Antimony (Sb), % 0
0.3 to 1.0
Cadmium (Cd), % 0
0 to 0.010
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
59 to 63
Iron (Fe), % 65 to 74
0
Lead (Pb), % 0
0 to 0.090
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 8.0 to 12
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0.3 to 1.0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.050 to 0.2
Zinc (Zn), % 0
34.2 to 40.4
Residuals, % 0
0 to 0.5