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AISI 305 Stainless Steel vs. S39277 Stainless Steel

Both AISI 305 stainless steel and S39277 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AISI 305 stainless steel and the bottom bar is S39277 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 220
250
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34 to 45
28
Fatigue Strength, MPa 210 to 280
480
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
80
Shear Strength, MPa 400 to 470
600
Tensile Strength: Ultimate (UTS), MPa 580 to 710
930
Tensile Strength: Yield (Proof), MPa 230 to 350
660

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 410
450
Maximum Temperature: Mechanical, °C 540
1100
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
16
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 16
23
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.2
4.2
Embodied Energy, MJ/kg 45
59
Embodied Water, L/kg 150
180

Common Calculations

PREN (Pitting Resistance) 18
43
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 210
240
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 320
1070
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20 to 25
33
Strength to Weight: Bending, points 20 to 23
27
Thermal Diffusivity, mm2/s 4.2
4.2
Thermal Shock Resistance, points 13 to 15
26

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.025
Chromium (Cr), % 17 to 19
24 to 26
Copper (Cu), % 0
1.2 to 2.0
Iron (Fe), % 65.1 to 72.5
56.8 to 64.3
Manganese (Mn), % 0 to 2.0
0 to 0.8
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 10.5 to 13
6.5 to 8.0
Nitrogen (N), % 0
0.23 to 0.33
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 0.75
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.0020
Tungsten (W), % 0
0.8 to 1.2