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EN 1.3967 Stainless Steel vs. AISI 409 Stainless Steel

Both EN 1.3967 stainless steel and AISI 409 stainless steel are iron alloys. They have 66% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, 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 409 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22
24
Fatigue Strength, MPa 240
140
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
75
Tensile Strength: Ultimate (UTS), MPa 690
420
Tensile Strength: Yield (Proof), MPa 350
200

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 440
450
Maximum Temperature: Mechanical, °C 1070
710
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 16
11

Otherwise Unclassified Properties

Base Metal Price, % relative 25
6.5
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.8
2.0
Embodied Energy, MJ/kg 66
28
Embodied Water, L/kg 180
94

Common Calculations

PREN (Pitting Resistance) 36
11
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
83
Resilience: Unit (Modulus of Resilience), kJ/m3 310
100
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
15
Strength to Weight: Bending, points 22
16
Thermal Shock Resistance, points 15
15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 20 to 21.5
10.5 to 11.7
Iron (Fe), % 50.3 to 57.8
84.9 to 89.5
Manganese (Mn), % 4.0 to 6.0
0 to 1.0
Molybdenum (Mo), % 3.0 to 3.5
0
Nickel (Ni), % 15 to 17
0 to 0.5
Niobium (Nb), % 0 to 0.25
0
Nitrogen (N), % 0.2 to 0.35
0
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0
0 to 0.75