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EN 1.4594 Stainless Steel vs. S33425 Stainless Steel

Both EN 1.4594 stainless steel and S33425 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4594 stainless steel and the bottom bar is S33425 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11 to 17
45
Fatigue Strength, MPa 490 to 620
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
79
Shear Strength, MPa 620 to 700
400
Tensile Strength: Ultimate (UTS), MPa 1020 to 1170
580
Tensile Strength: Yield (Proof), MPa 810 to 1140
230

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 450
500
Maximum Temperature: Mechanical, °C 820
1100
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
14
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 15
27
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.2
5.1
Embodied Energy, MJ/kg 45
71
Embodied Water, L/kg 130
190

Common Calculations

PREN (Pitting Resistance) 19
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
210
Resilience: Unit (Modulus of Resilience), kJ/m3 1660 to 3320
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 36 to 41
20
Strength to Weight: Bending, points 29 to 31
19
Thermal Diffusivity, mm2/s 4.4
3.7
Thermal Shock Resistance, points 34 to 39
13

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0 to 0.070
0 to 0.080
Chromium (Cr), % 13 to 15
21 to 23
Copper (Cu), % 1.2 to 2.0
0
Iron (Fe), % 72.6 to 79.5
47.2 to 56.7
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 1.2 to 2.0
2.0 to 3.0
Nickel (Ni), % 5.0 to 6.0
20 to 23
Niobium (Nb), % 0.15 to 0.6
0
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 0
0.15 to 0.6