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AISI 317L Stainless Steel vs. C47940 Brass

AISI 317L stainless steel belongs to the iron alloys classification, while C47940 brass belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AISI 317L stainless steel and the bottom bar is C47940 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 44
14 to 34
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 82
40
Shear Strength, MPa 380
250 to 310
Tensile Strength: Ultimate (UTS), MPa 550
380 to 520
Tensile Strength: Yield (Proof), MPa 250
160 to 390

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Maximum Temperature: Mechanical, °C 1010
130
Melting Completion (Liquidus), °C 1400
850
Melting Onset (Solidus), °C 1380
800
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 14
110
Thermal Expansion, µm/m-K 17
20

Otherwise Unclassified Properties

Base Metal Price, % relative 21
25
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 4.3
2.8
Embodied Energy, MJ/kg 59
47
Embodied Water, L/kg 160
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
68 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 150
120 to 740
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 19
13 to 17
Strength to Weight: Bending, points 19
14 to 17
Thermal Diffusivity, mm2/s 3.8
36
Thermal Shock Resistance, points 12
13 to 17

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
63 to 66
Iron (Fe), % 58 to 68
0.1 to 1.0
Lead (Pb), % 0
1.0 to 2.0
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 11 to 15
0.1 to 0.5
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
Tin (Sn), % 0
1.2 to 2.0
Zinc (Zn), % 0
28.1 to 34.6
Residuals, % 0
0 to 0.4