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EN 1.4374 Stainless Steel vs. EN 1.4567 Stainless Steel

Both EN 1.4374 stainless steel and EN 1.4567 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4374 stainless steel and the bottom bar is EN 1.4567 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
190 to 240
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
22 to 51
Fatigue Strength, MPa 340
190 to 260
Impact Strength: V-Notched Charpy, J 90
91 to 110
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 550
390 to 490
Tensile Strength: Ultimate (UTS), MPa 800
550 to 780
Tensile Strength: Yield (Proof), MPa 400
200 to 390

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 920
930
Melting Completion (Liquidus), °C 1400
1410
Melting Onset (Solidus), °C 1360
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
11
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 14
16
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.9
3.1
Embodied Energy, MJ/kg 42
43
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 23
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
150 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 400
100 to 400
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29
19 to 27
Strength to Weight: Bending, points 25
19 to 24
Thermal Diffusivity, mm2/s 4.0
3.0
Thermal Shock Resistance, points 17
12 to 17

Alloy Composition

Carbon (C), % 0.050 to 0.1
0 to 0.040
Chromium (Cr), % 17.5 to 18.5
17 to 19
Copper (Cu), % 0 to 0.4
3.0 to 4.0
Iron (Fe), % 63.5 to 67.9
63.3 to 71.5
Manganese (Mn), % 9.0 to 10
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 5.0 to 6.0
8.5 to 10.5
Nitrogen (N), % 0.25 to 0.32
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0.3 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015