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EN 1.4913 Stainless Steel vs. EN 1.4311 Stainless Steel

Both EN 1.4913 stainless steel and EN 1.4311 stainless steel are iron alloys. They have 82% of their average alloy composition in common. There are 32 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 EN 1.4913 stainless steel and the bottom bar is EN 1.4311 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 14 to 22
43
Fatigue Strength, MPa 320 to 480
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 550 to 590
450
Tensile Strength: Ultimate (UTS), MPa 870 to 980
650
Tensile Strength: Yield (Proof), MPa 480 to 850
310

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 430
420
Maximum Temperature: Mechanical, °C 700
950
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 24
15
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
16
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.9
3.1
Embodied Energy, MJ/kg 41
43
Embodied Water, L/kg 97
140

Common Calculations

PREN (Pitting Resistance) 14
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 160
230
Resilience: Unit (Modulus of Resilience), kJ/m3 600 to 1860
240
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31 to 35
23
Strength to Weight: Bending, points 26 to 28
21
Thermal Diffusivity, mm2/s 6.5
4.0
Thermal Shock Resistance, points 31 to 34
15

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Boron (B), % 0 to 0.0015
0
Carbon (C), % 0.17 to 0.23
0 to 0.030
Chromium (Cr), % 10 to 11.5
17.5 to 19.5
Iron (Fe), % 84.5 to 88.3
65.7 to 73.9
Manganese (Mn), % 0.4 to 0.9
0 to 2.0
Molybdenum (Mo), % 0.5 to 0.8
0
Nickel (Ni), % 0.2 to 0.6
8.5 to 11.5
Niobium (Nb), % 0.25 to 0.55
0
Nitrogen (N), % 0.050 to 0.1
0.12 to 0.22
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Vanadium (V), % 0.1 to 0.3
0