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EN 1.7361 Steel vs. EN 1.4578 Stainless Steel

Both EN 1.7361 steel and EN 1.4578 stainless 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 1.7361 steel and the bottom bar is EN 1.4578 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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