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AISI 317L Stainless Steel vs. C23400 Brass

AISI 317L stainless steel belongs to the iron alloys classification, while C23400 brass belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AISI 317L stainless steel and the bottom bar is C23400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.28
0.32
Rockwell B Hardness 81
52 to 91
Shear Modulus, GPa 82
42
Tensile Strength: Ultimate (UTS), MPa 550
370 to 640

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 1010
160
Melting Completion (Liquidus), °C 1400
970
Melting Onset (Solidus), °C 1380
930
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 14
120
Thermal Expansion, µm/m-K 17
19

Otherwise Unclassified Properties

Base Metal Price, % relative 21
27
Density, g/cm3 7.9
8.5
Embodied Carbon, kg CO2/kg material 4.3
2.6
Embodied Energy, MJ/kg 59
43
Embodied Water, L/kg 160
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 19
12 to 21
Strength to Weight: Bending, points 19
13 to 19
Thermal Diffusivity, mm2/s 3.8
36
Thermal Shock Resistance, points 12
12 to 22

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
81 to 84
Iron (Fe), % 58 to 68
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 11 to 15
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
15.7 to 19
Residuals, % 0
0 to 0.2