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EN 1.4578 Stainless Steel vs. EN 1.7361 Steel

Both EN 1.4578 stainless steel and EN 1.7361 steel are iron alloys. They have 70% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4578 stainless steel and the bottom bar is EN 1.7361 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
300
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 51
11
Fatigue Strength, MPa 200
480
Impact Strength: V-Notched Charpy, J 90
31
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Shear Strength, MPa 400
600
Tensile Strength: Ultimate (UTS), MPa 550
1010
Tensile Strength: Yield (Proof), MPa 200
780

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 930
470
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 14
41
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 19
3.6
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.7
1.7
Embodied Energy, MJ/kg 51
22
Embodied Water, L/kg 160
60

Common Calculations

PREN (Pitting Resistance) 25
4.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
110
Resilience: Unit (Modulus of Resilience), kJ/m3 100
1590
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
36
Strength to Weight: Bending, points 19
29
Thermal Diffusivity, mm2/s 3.9
11
Thermal Shock Resistance, points 12
29

Alloy Composition

Carbon (C), % 0 to 0.040
0.28 to 0.35
Chromium (Cr), % 16.5 to 17.5
2.8 to 3.3
Copper (Cu), % 3.0 to 3.5
0
Iron (Fe), % 62.3 to 68.5
94.1 to 96.2
Manganese (Mn), % 0 to 2.0
0.4 to 0.7
Molybdenum (Mo), % 2.0 to 2.5
0.3 to 0.5
Nickel (Ni), % 10 to 11
0 to 0.6
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035