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EN 1.3967 Stainless Steel vs. EN 1.4423 Stainless Steel

Both EN 1.3967 stainless steel and EN 1.4423 stainless steel are iron alloys. They have 76% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.3967 stainless steel and the bottom bar is EN 1.4423 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 22
17
Fatigue Strength, MPa 240
380
Impact Strength: V-Notched Charpy, J 74
110
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 690
850
Tensile Strength: Yield (Proof), MPa 350
630

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 440
390
Maximum Temperature: Mechanical, °C 1070
780
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 16
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 25
14
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.8
3.2
Embodied Energy, MJ/kg 66
43
Embodied Water, L/kg 180
120

Common Calculations

PREN (Pitting Resistance) 36
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
130
Resilience: Unit (Modulus of Resilience), kJ/m3 310
1000
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
30
Strength to Weight: Bending, points 22
25
Thermal Shock Resistance, points 15
31

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 20 to 21.5
11 to 13
Copper (Cu), % 0
0.2 to 0.8
Iron (Fe), % 50.3 to 57.8
73.8 to 80.5
Manganese (Mn), % 4.0 to 6.0
0 to 2.0
Molybdenum (Mo), % 3.0 to 3.5
2.3 to 2.8
Nickel (Ni), % 15 to 17
6.0 to 7.0
Niobium (Nb), % 0 to 0.25
0
Nitrogen (N), % 0.2 to 0.35
0 to 0.020
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.0030