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EN 1.4310 Stainless Steel vs. EN 1.4658 Stainless Steel

Both EN 1.4310 stainless steel and EN 1.4658 stainless steel are iron alloys. They have 84% 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 1.4310 stainless steel and the bottom bar is EN 1.4658 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
260
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 14 to 45
28
Fatigue Strength, MPa 240 to 330
530
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
81
Shear Strength, MPa 510 to 550
580
Tensile Strength: Ultimate (UTS), MPa 730 to 900
900
Tensile Strength: Yield (Proof), MPa 260 to 570
730

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 410
460
Maximum Temperature: Mechanical, °C 910
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 18
13

Otherwise Unclassified Properties

Base Metal Price, % relative 14
25
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.9
4.5
Embodied Energy, MJ/kg 42
61
Embodied Water, L/kg 140
200

Common Calculations

PREN (Pitting Resistance) 20
49
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 260
240
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 830
1280
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26 to 32
32
Strength to Weight: Bending, points 23 to 27
26
Thermal Diffusivity, mm2/s 4.0
4.3
Thermal Shock Resistance, points 15 to 18
24

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.030
Chromium (Cr), % 16 to 19
26 to 29
Cobalt (Co), % 0
0.5 to 2.0
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 66.4 to 78
50.9 to 63.7
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 0 to 0.8
4.0 to 5.0
Nickel (Ni), % 6.0 to 9.5
5.5 to 9.5
Nitrogen (N), % 0 to 0.1
0.3 to 0.5
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 2.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.010