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EN 1.4567 Stainless Steel vs. EN 1.4434 Stainless Steel

Both EN 1.4567 stainless steel and EN 1.4434 stainless steel are iron alloys. They have a moderately high 94% 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 1.4434 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 240
200
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22 to 51
41
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
450
Tensile Strength: Ultimate (UTS), MPa 550 to 780
660
Tensile Strength: Yield (Proof), MPa 200 to 390
310

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 420
420
Maximum Temperature: Mechanical, °C 930
980
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 11
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 16
21
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.1
4.2
Embodied Energy, MJ/kg 43
57
Embodied Water, L/kg 150
160

Common Calculations

PREN (Pitting Resistance) 19
32
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
23
Strength to Weight: Bending, points 19 to 24
21
Thermal Diffusivity, mm2/s 3.0
4.0
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 19.5
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 63.3 to 71.5
59.2 to 69.9
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 8.5 to 10.5
10.5 to 14
Nitrogen (N), % 0 to 0.1
0.1 to 0.2
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