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S32050 Stainless Steel vs. EN 1.4105 Stainless Steel

Both S32050 stainless steel and EN 1.4105 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 66% of their average alloy composition in common.

For each property being compared, the top bar is S32050 stainless steel and the bottom bar is EN 1.4105 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
180
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 46
23
Fatigue Strength, MPa 340
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
77
Shear Strength, MPa 540
340
Tensile Strength: Ultimate (UTS), MPa 770
530
Tensile Strength: Yield (Proof), MPa 370
290

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1100
870
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 12
25
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 31
9.0
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 6.0
2.2
Embodied Energy, MJ/kg 81
31
Embodied Water, L/kg 210
120

Common Calculations

PREN (Pitting Resistance) 48
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
100
Resilience: Unit (Modulus of Resilience), kJ/m3 330
210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
19
Strength to Weight: Bending, points 23
19
Thermal Diffusivity, mm2/s 3.3
6.7
Thermal Shock Resistance, points 17
19

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 22 to 24
16 to 18
Copper (Cu), % 0 to 0.4
0
Iron (Fe), % 43.1 to 51.8
77.9 to 83.7
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 6.0 to 6.6
0.2 to 0.6
Nickel (Ni), % 20 to 23
0
Nitrogen (N), % 0.21 to 0.32
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.020
0.15 to 0.35