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S35125 Stainless Steel vs. EN 1.4600 Stainless Steel

Both S35125 stainless steel and EN 1.4600 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 55% of their average alloy composition in common.

For each property being compared, the top bar is S35125 stainless steel and the bottom bar is EN 1.4600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
23
Fatigue Strength, MPa 200
290
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
76
Shear Strength, MPa 370
360
Tensile Strength: Ultimate (UTS), MPa 540
580
Tensile Strength: Yield (Proof), MPa 230
430

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 490
420
Maximum Temperature: Mechanical, °C 1100
730
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 12
27
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 36
7.0
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 6.4
2.0
Embodied Energy, MJ/kg 89
28
Embodied Water, L/kg 210
100

Common Calculations

PREN (Pitting Resistance) 30
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
120
Resilience: Unit (Modulus of Resilience), kJ/m3 140
470
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19
21
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 3.1
7.3
Thermal Shock Resistance, points 12
21

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 20 to 23
11 to 13
Iron (Fe), % 36.2 to 45.8
82 to 87.7
Manganese (Mn), % 1.0 to 1.5
1.0 to 2.5
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 31 to 35
0.3 to 1.0
Niobium (Nb), % 0.25 to 0.6
0
Nitrogen (N), % 0
0 to 0.025
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
0 to 0.35