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S34565 Stainless Steel vs. S39277 Stainless Steel

Both S34565 stainless steel and S39277 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 83% of their average alloy composition in common. There are 34 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is S34565 stainless steel and the bottom bar is S39277 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
250
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 39
28
Fatigue Strength, MPa 400
480
Poisson's Ratio 0.28
0.27
Reduction in Area, % 45
57
Shear Modulus, GPa 80
80
Shear Strength, MPa 610
600
Tensile Strength: Ultimate (UTS), MPa 900
930
Tensile Strength: Yield (Proof), MPa 470
660

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 450
450
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
16
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 28
23
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 5.3
4.2
Embodied Energy, MJ/kg 73
59
Embodied Water, L/kg 210
180

Common Calculations

PREN (Pitting Resistance) 47
43
Resilience: Ultimate (Unit Rupture Work), MJ/m3 300
240
Resilience: Unit (Modulus of Resilience), kJ/m3 540
1070
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
33
Strength to Weight: Bending, points 26
27
Thermal Diffusivity, mm2/s 3.2
4.2
Thermal Shock Resistance, points 22
26

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.025
Chromium (Cr), % 23 to 25
24 to 26
Copper (Cu), % 0
1.2 to 2.0
Iron (Fe), % 43.2 to 51.6
56.8 to 64.3
Manganese (Mn), % 5.0 to 7.0
0 to 0.8
Molybdenum (Mo), % 4.0 to 5.0
3.0 to 4.0
Nickel (Ni), % 16 to 18
6.5 to 8.0
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0.4 to 0.6
0.23 to 0.33
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.010
0 to 0.0020
Tungsten (W), % 0
0.8 to 1.2