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S40910 Stainless Steel vs. EN 1.4035 Stainless Steel

Both S40910 stainless steel and EN 1.4035 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a very high 97% of their average alloy composition in common. There are 33 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 S40910 stainless steel and the bottom bar is EN 1.4035 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23
18
Fatigue Strength, MPa 130
250
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
76
Shear Strength, MPa 270
430
Tensile Strength: Ultimate (UTS), MPa 430
690
Tensile Strength: Yield (Proof), MPa 190
400

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Corrosion, °C 440
380
Maximum Temperature: Mechanical, °C 710
760
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 26
29
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
7.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.0
2.0
Embodied Energy, MJ/kg 28
27
Embodied Water, L/kg 94
100

Common Calculations

PREN (Pitting Resistance) 11
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
110
Resilience: Unit (Modulus of Resilience), kJ/m3 94
420
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 16
25
Strength to Weight: Bending, points 16
22
Thermal Diffusivity, mm2/s 6.9
7.8
Thermal Shock Resistance, points 16
25

Alloy Composition

Carbon (C), % 0 to 0.030
0.43 to 0.5
Chromium (Cr), % 10.5 to 11.7
12.5 to 14
Iron (Fe), % 85 to 89.5
82.1 to 86.9
Manganese (Mn), % 0 to 1.0
0 to 2.0
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0 to 0.17
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0.15 to 0.35
Titanium (Ti), % 0 to 0.5
0