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AISI 440C Stainless Steel vs. EN 1.4762 Stainless Steel

Both AISI 440C stainless steel and EN 1.4762 stainless steel are iron alloys. They have a moderately high 90% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AISI 440C stainless steel and the bottom bar is EN 1.4762 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 2.0 to 14
13
Fatigue Strength, MPa 260 to 840
180
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
78
Shear Strength, MPa 430 to 1120
370
Tensile Strength: Ultimate (UTS), MPa 710 to 1970
620
Tensile Strength: Yield (Proof), MPa 450 to 1900
310

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 390
440
Maximum Temperature: Mechanical, °C 870
1150
Melting Completion (Liquidus), °C 1480
1410
Melting Onset (Solidus), °C 1370
1370
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 22
17
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
12
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 2.2
2.5
Embodied Energy, MJ/kg 31
37
Embodied Water, L/kg 120
170

Common Calculations

PREN (Pitting Resistance) 18
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 39 to 88
67
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 26 to 71
23
Strength to Weight: Bending, points 23 to 46
21
Thermal Diffusivity, mm2/s 6.0
4.6
Thermal Shock Resistance, points 26 to 71
22

Alloy Composition

Aluminum (Al), % 0
1.2 to 1.7
Carbon (C), % 1.0 to 1.2
0 to 0.12
Chromium (Cr), % 16 to 18
23 to 26
Iron (Fe), % 78 to 83.1
69.7 to 75.1
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.75
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0.7 to 1.4
Sulfur (S), % 0 to 0.015
0 to 0.015