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S33425 Stainless Steel vs. EN 1.4613 Stainless Steel

Both S33425 stainless steel and EN 1.4613 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 76% of their average alloy composition in common.

For each property being compared, the top bar is S33425 stainless steel and the bottom bar is EN 1.4613 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
21
Fatigue Strength, MPa 210
180
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 79
79
Shear Strength, MPa 400
330
Tensile Strength: Ultimate (UTS), MPa 580
530
Tensile Strength: Yield (Proof), MPa 230
280

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 500
550
Maximum Temperature: Mechanical, °C 1100
1050
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 14
19
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 27
12
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 5.1
2.6
Embodied Energy, MJ/kg 71
38
Embodied Water, L/kg 190
150

Common Calculations

PREN (Pitting Resistance) 30
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
91
Resilience: Unit (Modulus of Resilience), kJ/m3 140
190
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20
19
Strength to Weight: Bending, points 19
19
Thermal Diffusivity, mm2/s 3.7
5.2
Thermal Shock Resistance, points 13
18

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0 to 0.050
Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 21 to 23
22 to 25
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 47.2 to 56.7
70.3 to 77.8
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 2.0 to 3.0
0 to 0.5
Nickel (Ni), % 20 to 23
0 to 0.5
Phosphorus (P), % 0 to 0.045
0 to 0.050
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.050
Titanium (Ti), % 0.15 to 0.6
0.2 to 1.0