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EN 1.3967 Stainless Steel vs. AISI 440C Stainless Steel

Both EN 1.3967 stainless steel and AISI 440C stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, 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 440C stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 22
2.0 to 14
Fatigue Strength, MPa 240
260 to 840
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
76
Tensile Strength: Ultimate (UTS), MPa 690
710 to 1970
Tensile Strength: Yield (Proof), MPa 350
450 to 1900

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 440
390
Maximum Temperature: Mechanical, °C 1070
870
Melting Completion (Liquidus), °C 1430
1480
Melting Onset (Solidus), °C 1380
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 16
10

Otherwise Unclassified Properties

Base Metal Price, % relative 25
9.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.8
2.2
Embodied Energy, MJ/kg 66
31
Embodied Water, L/kg 180
120

Common Calculations

PREN (Pitting Resistance) 36
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
39 to 88
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
26 to 71
Strength to Weight: Bending, points 22
23 to 46
Thermal Shock Resistance, points 15
26 to 71

Alloy Composition

Carbon (C), % 0 to 0.030
1.0 to 1.2
Chromium (Cr), % 20 to 21.5
16 to 18
Iron (Fe), % 50.3 to 57.8
78 to 83.1
Manganese (Mn), % 4.0 to 6.0
0 to 1.0
Molybdenum (Mo), % 3.0 to 3.5
0 to 0.75
Nickel (Ni), % 15 to 17
0
Niobium (Nb), % 0 to 0.25
0
Nitrogen (N), % 0.2 to 0.35
0
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 0.015