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S39277 Stainless Steel vs. EN 1.4305 Stainless Steel

Both S39277 stainless steel and EN 1.4305 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 (1, in this case) are not shown.

For each property being compared, the top bar is S39277 stainless steel and the bottom bar is EN 1.4305 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
14 to 40
Fatigue Strength, MPa 480
190 to 330
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
77
Shear Strength, MPa 600
420 to 550
Tensile Strength: Ultimate (UTS), MPa 930
610 to 900
Tensile Strength: Yield (Proof), MPa 660
220 to 570

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 450
410
Maximum Temperature: Mechanical, °C 1100
930
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 23
15
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.2
3.0
Embodied Energy, MJ/kg 59
42
Embodied Water, L/kg 180
140

Common Calculations

PREN (Pitting Resistance) 43
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
110 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 1070
120 to 830
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 33
22 to 32
Strength to Weight: Bending, points 27
20 to 27
Thermal Diffusivity, mm2/s 4.2
4.0
Thermal Shock Resistance, points 26
14 to 20

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.1
Chromium (Cr), % 24 to 26
17 to 19
Copper (Cu), % 1.2 to 2.0
0 to 1.0
Iron (Fe), % 56.8 to 64.3
66.4 to 74.9
Manganese (Mn), % 0 to 0.8
0 to 2.0
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 6.5 to 8.0
8.0 to 10
Nitrogen (N), % 0.23 to 0.33
0 to 0.1
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.0020
0.15 to 0.35
Tungsten (W), % 0.8 to 1.2
0