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EN 1.4374 Stainless Steel vs. EN 1.7361 Steel

Both EN 1.4374 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 1.4374 stainless steel and the bottom bar is EN 1.7361 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
300
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
11
Fatigue Strength, MPa 340
480
Impact Strength: V-Notched Charpy, J 90
31
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Shear Strength, MPa 550
600
Tensile Strength: Ultimate (UTS), MPa 800
1010
Tensile Strength: Yield (Proof), MPa 400
780

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 920
470
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
41
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 14
3.6
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.9
1.7
Embodied Energy, MJ/kg 42
22
Embodied Water, L/kg 150
60

Common Calculations

PREN (Pitting Resistance) 23
4.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
110
Resilience: Unit (Modulus of Resilience), kJ/m3 400
1590
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29
36
Strength to Weight: Bending, points 25
29
Thermal Diffusivity, mm2/s 4.0
11
Thermal Shock Resistance, points 17
29

Alloy Composition

Carbon (C), % 0.050 to 0.1
0.28 to 0.35
Chromium (Cr), % 17.5 to 18.5
2.8 to 3.3
Copper (Cu), % 0 to 0.4
0
Iron (Fe), % 63.5 to 67.9
94.1 to 96.2
Manganese (Mn), % 9.0 to 10
0.4 to 0.7
Molybdenum (Mo), % 0 to 0.5
0.3 to 0.5
Nickel (Ni), % 5.0 to 6.0
0 to 0.6
Nitrogen (N), % 0.25 to 0.32
0
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0.3 to 0.6
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035