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AISI 440C Stainless Steel vs. EN 1.4913 Stainless Steel

Both AISI 440C stainless steel and EN 1.4913 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, 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 1.4913 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 2.0 to 14
14 to 22
Fatigue Strength, MPa 260 to 840
320 to 480
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
75
Shear Strength, MPa 430 to 1120
550 to 590
Tensile Strength: Ultimate (UTS), MPa 710 to 1970
870 to 980
Tensile Strength: Yield (Proof), MPa 450 to 1900
480 to 850

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Corrosion, °C 390
430
Maximum Temperature: Mechanical, °C 870
700
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 22
24
Thermal Expansion, µm/m-K 10
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
9.0
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.2
2.9
Embodied Energy, MJ/kg 31
41
Embodied Water, L/kg 120
97

Common Calculations

PREN (Pitting Resistance) 18
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 39 to 88
130 to 160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26 to 71
31 to 35
Strength to Weight: Bending, points 23 to 46
26 to 28
Thermal Diffusivity, mm2/s 6.0
6.5
Thermal Shock Resistance, points 26 to 71
31 to 34

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0 to 0.0015
Carbon (C), % 1.0 to 1.2
0.17 to 0.23
Chromium (Cr), % 16 to 18
10 to 11.5
Iron (Fe), % 78 to 83.1
84.5 to 88.3
Manganese (Mn), % 0 to 1.0
0.4 to 0.9
Molybdenum (Mo), % 0 to 0.75
0.5 to 0.8
Nickel (Ni), % 0
0.2 to 0.6
Niobium (Nb), % 0
0.25 to 0.55
Nitrogen (N), % 0
0.050 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.015
Vanadium (V), % 0
0.1 to 0.3

Comparable Variants