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S35140 Stainless Steel vs. EN 1.3956 Stainless Steel

Both S35140 stainless steel and EN 1.3956 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S35140 stainless steel and the bottom bar is EN 1.3956 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
27
Fatigue Strength, MPa 250
240
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
79
Tensile Strength: Ultimate (UTS), MPa 690
650
Tensile Strength: Yield (Proof), MPa 310
330

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 500
460
Maximum Temperature: Mechanical, °C 1100
1080
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
22
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.5
4.8
Embodied Energy, MJ/kg 78
68
Embodied Water, L/kg 190
180

Common Calculations

PREN (Pitting Resistance) 28
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
150
Resilience: Unit (Modulus of Resilience), kJ/m3 250
270
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24
23
Strength to Weight: Bending, points 22
21
Thermal Shock Resistance, points 16
18

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.060
Chromium (Cr), % 20 to 22
20.5 to 23.5
Iron (Fe), % 44.1 to 52.7
51.9 to 62.1
Manganese (Mn), % 1.0 to 3.0
4.0 to 6.0
Molybdenum (Mo), % 1.0 to 2.0
1.5 to 3.0
Nickel (Ni), % 25 to 27
11.5 to 13.5
Niobium (Nb), % 0.25 to 0.75
0.1 to 0.3
Nitrogen (N), % 0.080 to 0.2
0.2 to 0.4
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0.1 to 0.3