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EN 1.4062 Stainless Steel vs. S40920 Stainless Steel

Both EN 1.4062 stainless steel and S40920 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 1.4062 stainless steel and the bottom bar is S40920 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23 to 34
22
Fatigue Strength, MPa 410 to 420
130
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
75
Shear Strength, MPa 510
270
Tensile Strength: Ultimate (UTS), MPa 770 to 800
430
Tensile Strength: Yield (Proof), MPa 530 to 600
190

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 440
450
Maximum Temperature: Mechanical, °C 1030
710
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
26
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
6.5
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.6
2.0
Embodied Energy, MJ/kg 37
28
Embodied Water, L/kg 150
94

Common Calculations

PREN (Pitting Resistance) 27
11
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170 to 230
78
Resilience: Unit (Modulus of Resilience), kJ/m3 690 to 910
97
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 29
15
Strength to Weight: Bending, points 24 to 25
16
Thermal Diffusivity, mm2/s 4.0
6.9
Thermal Shock Resistance, points 21 to 22
15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 21.5 to 24
10.5 to 11.7
Iron (Fe), % 69.3 to 77.3
85.1 to 89.4
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.45
0
Nickel (Ni), % 1.0 to 2.9
0 to 0.5
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0.16 to 0.28
0 to 0.030
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.020
Titanium (Ti), % 0
0.15 to 0.5