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EN 1.4490 Stainless Steel vs. EN 1.7362 Steel

Both EN 1.4490 stainless steel and EN 1.7362 steel are iron alloys. They have 73% of their average alloy composition in common. There are 31 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 1.4490 stainless steel and the bottom bar is EN 1.7362 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
21 to 22
Fatigue Strength, MPa 210
140 to 250
Impact Strength: V-Notched Charpy, J 90
38 to 46
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
74
Tensile Strength: Ultimate (UTS), MPa 560
510 to 600
Tensile Strength: Yield (Proof), MPa 260
200 to 360

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 990
510
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
40
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 19
4.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.7
1.8
Embodied Energy, MJ/kg 52
23
Embodied Water, L/kg 150
69

Common Calculations

PREN (Pitting Resistance) 29
6.9
Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
90 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 170
100 to 340
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20
18 to 21
Strength to Weight: Bending, points 19
18 to 20
Thermal Diffusivity, mm2/s 4.1
11
Thermal Shock Resistance, points 16
14 to 17

Alloy Composition

Carbon (C), % 0 to 0.030
0.1 to 0.15
Chromium (Cr), % 18 to 20
4.0 to 6.0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 61.7 to 70.9
91.5 to 95.2
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Molybdenum (Mo), % 2.0 to 2.5
0.45 to 0.65
Nickel (Ni), % 9.0 to 12
0 to 0.3
Nitrogen (N), % 0.12 to 0.2
0 to 0.012
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0 to 1.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.0050