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S31277 Stainless Steel vs. EN 1.4523 Stainless Steel

Both S31277 stainless steel and EN 1.4523 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 62% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S31277 stainless steel and the bottom bar is EN 1.4523 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
17
Fatigue Strength, MPa 380
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
78
Shear Strength, MPa 600
320
Tensile Strength: Ultimate (UTS), MPa 860
520
Tensile Strength: Yield (Proof), MPa 410
320

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 430
500
Maximum Temperature: Mechanical, °C 1100
920
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 16
10

Otherwise Unclassified Properties

Base Metal Price, % relative 36
12
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 6.7
2.9
Embodied Energy, MJ/kg 90
40
Embodied Water, L/kg 220
130

Common Calculations

PREN (Pitting Resistance) 51
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
77
Resilience: Unit (Modulus of Resilience), kJ/m3 410
260
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
18
Strength to Weight: Bending, points 25
18
Thermal Shock Resistance, points 19
18

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0 to 0.020
0 to 0.030
Chromium (Cr), % 20.5 to 23
17.5 to 19
Copper (Cu), % 0.5 to 1.5
0
Iron (Fe), % 35.5 to 46.2
75.7 to 80.2
Manganese (Mn), % 0 to 3.0
0 to 0.5
Molybdenum (Mo), % 6.5 to 8.0
2.0 to 2.5
Nickel (Ni), % 26 to 28
0
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0.15 to 0.35
Titanium (Ti), % 0
0.15 to 0.8