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EN 1.4658 Stainless Steel vs. EN 1.4611 Stainless Steel

Both EN 1.4658 stainless steel and EN 1.4611 stainless steel are iron alloys. They have 79% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4658 stainless steel and the bottom bar is EN 1.4611 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
180
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 28
21
Fatigue Strength, MPa 530
180
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 81
78
Shear Strength, MPa 580
330
Tensile Strength: Ultimate (UTS), MPa 900
530
Tensile Strength: Yield (Proof), MPa 730
280

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 460
530
Maximum Temperature: Mechanical, °C 1100
970
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
21
Thermal Expansion, µm/m-K 13
11

Otherwise Unclassified Properties

Base Metal Price, % relative 25
11
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.5
2.5
Embodied Energy, MJ/kg 61
36
Embodied Water, L/kg 200
140

Common Calculations

PREN (Pitting Resistance) 49
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
91
Resilience: Unit (Modulus of Resilience), kJ/m3 1280
190
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
19
Strength to Weight: Bending, points 26
19
Thermal Diffusivity, mm2/s 4.3
5.7
Thermal Shock Resistance, points 24
18

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 26 to 29
19 to 22
Cobalt (Co), % 0.5 to 2.0
0
Copper (Cu), % 0 to 1.0
0 to 0.5
Iron (Fe), % 50.9 to 63.7
73.3 to 80.8
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 4.0 to 5.0
0 to 0.5
Nickel (Ni), % 5.5 to 9.5
0 to 0.5
Nitrogen (N), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.035
0 to 0.050
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.050
Titanium (Ti), % 0
0.2 to 1.0