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EN 1.4903 Stainless Steel vs. S35500 Stainless Steel

Both EN 1.4903 stainless steel and S35500 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4903 stainless steel and the bottom bar is S35500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20 to 21
14
Fatigue Strength, MPa 320 to 330
690 to 730
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
78
Shear Strength, MPa 420
810 to 910
Tensile Strength: Ultimate (UTS), MPa 670 to 680
1330 to 1490
Tensile Strength: Yield (Proof), MPa 500
1200 to 1280

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 380
440
Maximum Temperature: Mechanical, °C 650
870
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 26
16
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 4.0
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
16
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 36
47
Embodied Water, L/kg 88
130

Common Calculations

PREN (Pitting Resistance) 13
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
180 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 650
3610 to 4100
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
47 to 53
Strength to Weight: Bending, points 22
34 to 37
Thermal Diffusivity, mm2/s 7.0
4.4
Thermal Shock Resistance, points 23
44 to 49

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.080 to 0.12
0.1 to 0.15
Chromium (Cr), % 8.0 to 9.5
15 to 16
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 87.1 to 90.5
73.2 to 77.7
Manganese (Mn), % 0.3 to 0.6
0.5 to 1.3
Molybdenum (Mo), % 0.85 to 1.1
2.5 to 3.2
Nickel (Ni), % 0 to 0.4
4.0 to 5.0
Niobium (Nb), % 0.060 to 0.1
0.1 to 0.5
Nitrogen (N), % 0.030 to 0.070
0.070 to 0.13
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0.18 to 0.25
0

Comparable Variants