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EN 1.4443 Stainless Steel vs. EN 1.3967 Stainless Steel

Both EN 1.4443 stainless steel and EN 1.3967 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 89% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4443 stainless steel and the bottom bar is EN 1.3967 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
200
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
22
Fatigue Strength, MPa 170
240
Impact Strength: V-Notched Charpy, J 67
74
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
79
Tensile Strength: Ultimate (UTS), MPa 490
690
Tensile Strength: Yield (Proof), MPa 210
350

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 420
440
Maximum Temperature: Mechanical, °C 1000
1070
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 20
25
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.0
4.8
Embodied Energy, MJ/kg 54
66
Embodied Water, L/kg 160
180

Common Calculations

PREN (Pitting Resistance) 28
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
130
Resilience: Unit (Modulus of Resilience), kJ/m3 110
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
24
Strength to Weight: Bending, points 18
22
Thermal Shock Resistance, points 11
15

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 18 to 20
20 to 21.5
Iron (Fe), % 60.4 to 69.5
50.3 to 57.8
Manganese (Mn), % 0 to 2.0
4.0 to 6.0
Molybdenum (Mo), % 2.5 to 3.0
3.0 to 3.5
Nickel (Ni), % 10 to 13
15 to 17
Niobium (Nb), % 0
0 to 0.25
Nitrogen (N), % 0
0.2 to 0.35
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.010