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EN 1.4567 Stainless Steel vs. AISI 444 Stainless Steel

Both EN 1.4567 stainless steel and AISI 444 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4567 stainless steel and the bottom bar is AISI 444 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 240
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22 to 51
23
Fatigue Strength, MPa 190 to 260
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Shear Strength, MPa 390 to 490
300
Tensile Strength: Ultimate (UTS), MPa 550 to 780
470
Tensile Strength: Yield (Proof), MPa 200 to 390
310

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 420
580
Maximum Temperature: Mechanical, °C 930
930
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 11
23
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 16
15
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.1
3.4
Embodied Energy, MJ/kg 43
47
Embodied Water, L/kg 150
130

Common Calculations

PREN (Pitting Resistance) 19
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 220
95
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
17
Strength to Weight: Bending, points 19 to 24
17
Thermal Diffusivity, mm2/s 3.0
6.2
Thermal Shock Resistance, points 12 to 17
16

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.025
Chromium (Cr), % 17 to 19
17.5 to 19.5
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 63.3 to 71.5
73.3 to 80.8
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
1.8 to 2.5
Nickel (Ni), % 8.5 to 10.5
0 to 1.0
Niobium (Nb), % 0
0.2 to 0.8
Nitrogen (N), % 0 to 0.1
0 to 0.035
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0
0.2 to 0.8