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EN 1.4911 Stainless Steel vs. S43037 Stainless Steel

Both EN 1.4911 stainless steel and S43037 stainless steel are iron alloys. They have a moderately high 91% 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 1.4911 stainless steel and the bottom bar is S43037 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11
25
Fatigue Strength, MPa 530
160
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 640
260
Tensile Strength: Ultimate (UTS), MPa 1070
410
Tensile Strength: Yield (Proof), MPa 970
230

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 430
510
Maximum Temperature: Mechanical, °C 700
880
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 20
25
Thermal Expansion, µm/m-K 11
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 20
9.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 3.4
2.3
Embodied Energy, MJ/kg 49
32
Embodied Water, L/kg 130
120

Common Calculations

PREN (Pitting Resistance) 14
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
88
Resilience: Unit (Modulus of Resilience), kJ/m3 2410
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 38
15
Strength to Weight: Bending, points 30
16
Thermal Diffusivity, mm2/s 5.4
6.7
Thermal Shock Resistance, points 37
14

Alloy Composition

Boron (B), % 0.0050 to 0.015
0
Carbon (C), % 0.050 to 0.12
0 to 0.030
Chromium (Cr), % 9.8 to 11.2
16 to 19
Cobalt (Co), % 5.0 to 7.0
0
Iron (Fe), % 75.7 to 83.8
77.9 to 83.9
Manganese (Mn), % 0.3 to 1.3
0 to 1.0
Molybdenum (Mo), % 0.5 to 1.0
0
Nickel (Ni), % 0.2 to 1.2
0
Niobium (Nb), % 0.2 to 0.5
0
Nitrogen (N), % 0 to 0.035
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.1 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0
0.1 to 1.0
Tungsten (W), % 0 to 0.7
0
Vanadium (V), % 0.1 to 0.4
0