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EN 1.4923 Stainless Steel vs. S31277 Stainless Steel

Both EN 1.4923 stainless steel and S31277 stainless steel are iron alloys. They have 55% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4923 stainless steel and the bottom bar is S31277 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 12 to 21
45
Fatigue Strength, MPa 300 to 440
380
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
80
Shear Strength, MPa 540 to 590
600
Tensile Strength: Ultimate (UTS), MPa 870 to 980
860
Tensile Strength: Yield (Proof), MPa 470 to 780
410

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Corrosion, °C 380
430
Maximum Temperature: Mechanical, °C 740
1100
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
36
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 2.9
6.7
Embodied Energy, MJ/kg 41
90
Embodied Water, L/kg 100
220

Common Calculations

PREN (Pitting Resistance) 15
51
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 150
320
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 1580
410
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 31 to 35
29
Strength to Weight: Bending, points 26 to 28
25
Thermal Shock Resistance, points 30 to 34
19

Alloy Composition

Carbon (C), % 0.18 to 0.24
0 to 0.020
Chromium (Cr), % 11 to 12.5
20.5 to 23
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 83.5 to 87.1
35.5 to 46.2
Manganese (Mn), % 0.4 to 0.9
0 to 3.0
Molybdenum (Mo), % 0.8 to 1.2
6.5 to 8.0
Nickel (Ni), % 0.3 to 0.8
26 to 28
Nitrogen (N), % 0
0.3 to 0.4
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.010
Vanadium (V), % 0.25 to 0.35
0