MakeItFrom.com
Menu (ESC)

S31277 Stainless Steel vs. EN 1.4401 Stainless Steel

Both S31277 stainless steel and EN 1.4401 stainless steel are iron alloys. They have 73% 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 S31277 stainless steel and the bottom bar is EN 1.4401 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
14 to 40
Fatigue Strength, MPa 380
200 to 320
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
78
Shear Strength, MPa 600
410 to 550
Tensile Strength: Ultimate (UTS), MPa 860
600 to 900
Tensile Strength: Yield (Proof), MPa 410
230 to 570

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 430
410
Maximum Temperature: Mechanical, °C 1100
950
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 36
19
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 6.7
3.8
Embodied Energy, MJ/kg 90
52
Embodied Water, L/kg 220
150

Common Calculations

PREN (Pitting Resistance) 51
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
110 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 410
130 to 800
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
21 to 32
Strength to Weight: Bending, points 25
20 to 26
Thermal Shock Resistance, points 19
13 to 20

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.070
Chromium (Cr), % 20.5 to 23
16.5 to 18.5
Copper (Cu), % 0.5 to 1.5
0
Iron (Fe), % 35.5 to 46.2
62.8 to 71.5
Manganese (Mn), % 0 to 3.0
0 to 2.0
Molybdenum (Mo), % 6.5 to 8.0
2.0 to 2.5
Nickel (Ni), % 26 to 28
10 to 13
Nitrogen (N), % 0.3 to 0.4
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015