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AISI 420F Stainless Steel vs. C69700 Brass

AISI 420F stainless steel belongs to the iron alloys classification, while C69700 brass belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 420F stainless steel and the bottom bar is C69700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 18
25
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 76
41
Shear Strength, MPa 460
300
Tensile Strength: Ultimate (UTS), MPa 740
470
Tensile Strength: Yield (Proof), MPa 430
230

Thermal Properties

Latent Heat of Fusion, J/g 270
240
Maximum Temperature: Mechanical, °C 760
160
Melting Completion (Liquidus), °C 1440
930
Melting Onset (Solidus), °C 1390
880
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 25
43
Thermal Expansion, µm/m-K 10
19

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
26
Density, g/cm3 7.7
8.3
Embodied Carbon, kg CO2/kg material 2.0
2.7
Embodied Energy, MJ/kg 28
44
Embodied Water, L/kg 100
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
99
Resilience: Unit (Modulus of Resilience), kJ/m3 480
250
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 27
16
Strength to Weight: Bending, points 23
16
Thermal Diffusivity, mm2/s 6.8
13
Thermal Shock Resistance, points 27
16

Alloy Composition

Carbon (C), % 0.3 to 0.4
0
Chromium (Cr), % 12 to 14
0
Copper (Cu), % 0
75 to 80
Iron (Fe), % 82.4 to 87.6
0 to 0.2
Lead (Pb), % 0
0.5 to 1.5
Manganese (Mn), % 0 to 1.3
0 to 0.4
Molybdenum (Mo), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.060
0
Silicon (Si), % 0 to 1.0
2.5 to 3.5
Sulfur (S), % 0.15 to 0.35
0
Zinc (Zn), % 0
13.9 to 22
Residuals, % 0
0 to 0.5