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EN 1.3967 Stainless Steel vs. AISI 446 Stainless Steel

Both EN 1.3967 stainless steel and AISI 446 stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (9, 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 AISI 446 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 22
23
Fatigue Strength, MPa 240
200
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 79
79
Tensile Strength: Ultimate (UTS), MPa 690
570
Tensile Strength: Yield (Proof), MPa 350
300

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 440
440
Maximum Temperature: Mechanical, °C 1070
1180
Melting Completion (Liquidus), °C 1430
1510
Melting Onset (Solidus), °C 1380
1430
Specific Heat Capacity, J/kg-K 470
490
Thermal Expansion, µm/m-K 16
11

Otherwise Unclassified Properties

Base Metal Price, % relative 25
12
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.8
2.4
Embodied Energy, MJ/kg 66
35
Embodied Water, L/kg 180
150

Common Calculations

PREN (Pitting Resistance) 36
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 310
230
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 24
21
Strength to Weight: Bending, points 22
20
Thermal Shock Resistance, points 15
19

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.2
Chromium (Cr), % 20 to 21.5
23 to 27
Iron (Fe), % 50.3 to 57.8
69.2 to 77
Manganese (Mn), % 4.0 to 6.0
0 to 1.5
Molybdenum (Mo), % 3.0 to 3.5
0
Nickel (Ni), % 15 to 17
0 to 0.75
Niobium (Nb), % 0 to 0.25
0
Nitrogen (N), % 0.2 to 0.35
0 to 0.25
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030