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S39277 Stainless Steel vs. EN 1.4837 Stainless Steel

Both S39277 stainless steel and EN 1.4837 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 32 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 S39277 stainless steel and the bottom bar is EN 1.4837 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
150
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
6.8
Fatigue Strength, MPa 480
120
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 80
78
Tensile Strength: Ultimate (UTS), MPa 930
500
Tensile Strength: Yield (Proof), MPa 660
250

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Corrosion, °C 450
440
Maximum Temperature: Mechanical, °C 1100
1050
Melting Completion (Liquidus), °C 1460
1390
Melting Onset (Solidus), °C 1410
1350
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 16
14
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 23
20
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.2
3.7
Embodied Energy, MJ/kg 59
53
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 43
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
29
Resilience: Unit (Modulus of Resilience), kJ/m3 1070
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 33
18
Strength to Weight: Bending, points 27
18
Thermal Diffusivity, mm2/s 4.2
3.7
Thermal Shock Resistance, points 26
11

Alloy Composition

Carbon (C), % 0 to 0.025
0.3 to 0.5
Chromium (Cr), % 24 to 26
24 to 27
Copper (Cu), % 1.2 to 2.0
0
Iron (Fe), % 56.8 to 64.3
53.4 to 63.7
Manganese (Mn), % 0 to 0.8
0 to 2.0
Molybdenum (Mo), % 3.0 to 4.0
0 to 0.5
Nickel (Ni), % 6.5 to 8.0
11 to 14
Nitrogen (N), % 0.23 to 0.33
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.8
1.0 to 2.5
Sulfur (S), % 0 to 0.0020
0 to 0.030
Tungsten (W), % 0.8 to 1.2
0