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EN 1.4362 Stainless Steel vs. EN 1.4658 Stainless Steel

Both EN 1.4362 stainless steel and EN 1.4658 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 87% 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 1.4362 stainless steel and the bottom bar is EN 1.4658 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
260
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 25
28
Fatigue Strength, MPa 320
530
Impact Strength: V-Notched Charpy, J 90
110
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 79
81
Shear Strength, MPa 470
580
Tensile Strength: Ultimate (UTS), MPa 730
900
Tensile Strength: Yield (Proof), MPa 460
730

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 440
460
Maximum Temperature: Mechanical, °C 1060
1100
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 14
25
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.9
4.5
Embodied Energy, MJ/kg 41
61
Embodied Water, L/kg 160
200

Common Calculations

PREN (Pitting Resistance) 26
49
Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
240
Resilience: Unit (Modulus of Resilience), kJ/m3 530
1280
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26
32
Strength to Weight: Bending, points 23
26
Thermal Diffusivity, mm2/s 4.0
4.3
Thermal Shock Resistance, points 20
24

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 22 to 24.5
26 to 29
Cobalt (Co), % 0
0.5 to 2.0
Copper (Cu), % 0.1 to 0.6
0 to 1.0
Iron (Fe), % 65.5 to 74.3
50.9 to 63.7
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 0.1 to 0.6
4.0 to 5.0
Nickel (Ni), % 3.5 to 5.5
5.5 to 9.5
Nitrogen (N), % 0.050 to 0.2
0.3 to 0.5
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.010