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EN 1.4567 Stainless Steel vs. EN 1.4439 Stainless Steel

Both EN 1.4567 stainless steel and EN 1.4439 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 1.4567 stainless steel and the bottom bar is EN 1.4439 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 240
220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22 to 51
40
Fatigue Strength, MPa 190 to 260
270
Impact Strength: V-Notched Charpy, J 91 to 110
90
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
79
Shear Strength, MPa 390 to 490
470
Tensile Strength: Ultimate (UTS), MPa 550 to 780
680
Tensile Strength: Yield (Proof), MPa 200 to 390
310

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 930
980
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 11
14
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 16
22
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.1
4.5
Embodied Energy, MJ/kg 43
61
Embodied Water, L/kg 150
160

Common Calculations

PREN (Pitting Resistance) 19
35
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 220
220
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 400
240
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19 to 27
24
Strength to Weight: Bending, points 19 to 24
22
Thermal Diffusivity, mm2/s 3.0
3.8
Thermal Shock Resistance, points 12 to 17
15

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.030
Chromium (Cr), % 17 to 19
16.5 to 18.5
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 63.3 to 71.5
58.7 to 66.9
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 8.5 to 10.5
12.5 to 14.5
Nitrogen (N), % 0 to 0.1
0.12 to 0.22
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015