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S35125 Stainless Steel vs. EN 1.4557 Stainless Steel

Both S35125 stainless steel and EN 1.4557 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S35125 stainless steel and the bottom bar is EN 1.4557 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 39
40
Fatigue Strength, MPa 200
260
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
80
Tensile Strength: Ultimate (UTS), MPa 540
560
Tensile Strength: Yield (Proof), MPa 230
300

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 490
420
Maximum Temperature: Mechanical, °C 1100
1090
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 36
29
Density, g/cm3 8.1
8.0
Embodied Carbon, kg CO2/kg material 6.4
5.6
Embodied Energy, MJ/kg 89
76
Embodied Water, L/kg 210
190

Common Calculations

PREN (Pitting Resistance) 30
45
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
190
Resilience: Unit (Modulus of Resilience), kJ/m3 140
210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19
19
Strength to Weight: Bending, points 18
19
Thermal Diffusivity, mm2/s 3.1
4.0
Thermal Shock Resistance, points 12
12

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.020
Chromium (Cr), % 20 to 23
19.5 to 20.5
Copper (Cu), % 0
0.5 to 1.0
Iron (Fe), % 36.2 to 45.8
49.5 to 56.3
Manganese (Mn), % 1.0 to 1.5
0 to 1.2
Molybdenum (Mo), % 2.0 to 3.0
6.0 to 7.0
Nickel (Ni), % 31 to 35
17.5 to 19.5
Niobium (Nb), % 0.25 to 0.6
0
Nitrogen (N), % 0
0.18 to 0.24
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.010