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EN 1.7362 Steel vs. S21900 Stainless Steel

Both EN 1.7362 steel and S21900 stainless steel are iron alloys. They have 69% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.7362 steel and the bottom bar is S21900 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21 to 22
50
Fatigue Strength, MPa 140 to 250
380
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
78
Shear Strength, MPa 320 to 370
510
Tensile Strength: Ultimate (UTS), MPa 510 to 600
710
Tensile Strength: Yield (Proof), MPa 200 to 360
390

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 510
980
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
14
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 9.4
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
15
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.8
3.0
Embodied Energy, MJ/kg 23
43
Embodied Water, L/kg 69
160

Common Calculations

PREN (Pitting Resistance) 6.9
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 90 to 110
300
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 340
380
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18 to 21
26
Strength to Weight: Bending, points 18 to 20
23
Thermal Diffusivity, mm2/s 11
3.8
Thermal Shock Resistance, points 14 to 17
15

Alloy Composition

Carbon (C), % 0.1 to 0.15
0 to 0.080
Chromium (Cr), % 4.0 to 6.0
19 to 21.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 91.5 to 95.2
59.4 to 67.4
Manganese (Mn), % 0.3 to 0.6
8.0 to 10
Molybdenum (Mo), % 0.45 to 0.65
0
Nickel (Ni), % 0 to 0.3
5.5 to 7.5
Nitrogen (N), % 0 to 0.012
0.15 to 0.4
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.030