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EN 1.4650 Stainless Steel vs. EN 1.4511 Stainless Steel

Both EN 1.4650 stainless steel and EN 1.4511 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 33 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 1.4650 stainless steel and the bottom bar is EN 1.4511 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 48
25
Fatigue Strength, MPa 230
180
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 440
330
Tensile Strength: Ultimate (UTS), MPa 620
510
Tensile Strength: Yield (Proof), MPa 240
260

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 420
480
Maximum Temperature: Mechanical, °C 970
870
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
25
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 16
11
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.1
2.5
Embodied Energy, MJ/kg 43
37
Embodied Water, L/kg 150
120

Common Calculations

PREN (Pitting Resistance) 20
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
110
Resilience: Unit (Modulus of Resilience), kJ/m3 150
170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
18
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 4.1
6.7
Thermal Shock Resistance, points 14
19

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 18.5 to 20
16 to 18
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 65.8 to 72.5
78.9 to 84
Manganese (Mn), % 0 to 2.0
0 to 1.0
Nickel (Ni), % 9.0 to 10
0
Niobium (Nb), % 0
0 to 1.0
Nitrogen (N), % 0 to 0.080
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015