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EN 1.4762 Stainless Steel vs. EN 1.4511 Stainless Steel

Both EN 1.4762 stainless steel and EN 1.4511 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a moderately high 90% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4762 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, % 13
25
Fatigue Strength, MPa 180
180
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 78
77
Shear Strength, MPa 370
330
Tensile Strength: Ultimate (UTS), MPa 620
510
Tensile Strength: Yield (Proof), MPa 310
260

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 440
480
Maximum Temperature: Mechanical, °C 1150
870
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 17
25
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
11
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 2.5
2.5
Embodied Energy, MJ/kg 37
37
Embodied Water, L/kg 170
120

Common Calculations

PREN (Pitting Resistance) 25
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
110
Resilience: Unit (Modulus of Resilience), kJ/m3 250
170
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 23
18
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 4.6
6.7
Thermal Shock Resistance, points 22
19

Alloy Composition

Aluminum (Al), % 1.2 to 1.7
0
Carbon (C), % 0 to 0.12
0 to 0.050
Chromium (Cr), % 23 to 26
16 to 18
Iron (Fe), % 69.7 to 75.1
78.9 to 84
Manganese (Mn), % 0 to 1.0
0 to 1.0
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0.7 to 1.4
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015