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EN 1.4581 Stainless Steel vs. S35315 Stainless Steel

Both EN 1.4581 stainless steel and S35315 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 32 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 EN 1.4581 stainless steel and the bottom bar is S35315 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
46
Fatigue Strength, MPa 150
280
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
78
Tensile Strength: Ultimate (UTS), MPa 510
740
Tensile Strength: Yield (Proof), MPa 210
300

Thermal Properties

Latent Heat of Fusion, J/g 300
330
Maximum Temperature: Corrosion, °C 490
450
Maximum Temperature: Mechanical, °C 990
1100
Melting Completion (Liquidus), °C 1440
1370
Melting Onset (Solidus), °C 1400
1330
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 21
34
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.2
5.7
Embodied Energy, MJ/kg 59
81
Embodied Water, L/kg 160
220

Common Calculations

PREN (Pitting Resistance) 26
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
270
Resilience: Unit (Modulus of Resilience), kJ/m3 110
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
26
Strength to Weight: Bending, points 18
23
Thermal Diffusivity, mm2/s 3.9
3.1
Thermal Shock Resistance, points 12
17

Alloy Composition

Carbon (C), % 0 to 0.070
0.040 to 0.080
Cerium (Ce), % 0
0.030 to 0.1
Chromium (Cr), % 18 to 20
24 to 26
Iron (Fe), % 61.4 to 71
33.6 to 40.6
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 2.0 to 2.5
0
Nickel (Ni), % 9.0 to 12
34 to 36
Niobium (Nb), % 0 to 1.0
0
Nitrogen (N), % 0
0.12 to 0.18
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.5
1.2 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.030