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EN 1.4818 Stainless Steel vs. EN 1.4935 Stainless Steel

Both EN 1.4818 stainless steel and EN 1.4935 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 (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4818 stainless steel and the bottom bar is EN 1.4935 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
16 to 18
Fatigue Strength, MPa 280
350 to 400
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 480
480 to 540
Tensile Strength: Ultimate (UTS), MPa 700
780 to 880
Tensile Strength: Yield (Proof), MPa 330
570 to 670

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 420
380
Maximum Temperature: Mechanical, °C 1050
740
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
24
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 16
9.0
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.1
2.9
Embodied Energy, MJ/kg 44
42
Embodied Water, L/kg 150
100

Common Calculations

PREN (Pitting Resistance) 22
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
130
Resilience: Unit (Modulus of Resilience), kJ/m3 270
830 to 1160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
28 to 31
Strength to Weight: Bending, points 23
24 to 26
Thermal Diffusivity, mm2/s 4.5
6.5
Thermal Shock Resistance, points 15
27 to 30

Alloy Composition

Carbon (C), % 0.040 to 0.080
0.17 to 0.24
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 20
11 to 12.5
Iron (Fe), % 65.6 to 71.8
83 to 86.7
Manganese (Mn), % 0 to 1.0
0.3 to 0.8
Molybdenum (Mo), % 0
0.8 to 1.2
Nickel (Ni), % 9.0 to 11
0.3 to 0.8
Nitrogen (N), % 0.12 to 0.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 1.0 to 2.0
0.1 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.015
Tungsten (W), % 0
0.4 to 0.6
Vanadium (V), % 0
0.2 to 0.35