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S31277 Stainless Steel vs. EN 1.4552 Stainless Steel

Both S31277 stainless steel and EN 1.4552 stainless steel are iron alloys. They have 71% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S31277 stainless steel and the bottom bar is EN 1.4552 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
29
Fatigue Strength, MPa 380
150
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 860
510
Tensile Strength: Yield (Proof), MPa 410
200

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 430
490
Maximum Temperature: Mechanical, °C 1100
960
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 36
19
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.7
3.6
Embodied Energy, MJ/kg 90
52
Embodied Water, L/kg 220
150

Common Calculations

PREN (Pitting Resistance) 51
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
120
Resilience: Unit (Modulus of Resilience), kJ/m3 410
100
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
11

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.070
Chromium (Cr), % 20.5 to 23
18 to 20
Copper (Cu), % 0.5 to 1.5
0
Iron (Fe), % 35.5 to 46.2
63.9 to 73
Manganese (Mn), % 0 to 3.0
0 to 1.5
Molybdenum (Mo), % 6.5 to 8.0
0
Nickel (Ni), % 26 to 28
9.0 to 12
Niobium (Nb), % 0
0 to 1.0
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 1.5
Sulfur (S), % 0 to 0.010
0 to 0.030