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EN 1.4658 Stainless Steel vs. S45000 Stainless Steel

Both EN 1.4658 stainless steel and S45000 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (5, 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 S45000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
280 to 410
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 28
6.8 to 14
Fatigue Strength, MPa 530
330 to 650
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
76
Shear Strength, MPa 580
590 to 830
Tensile Strength: Ultimate (UTS), MPa 900
980 to 1410
Tensile Strength: Yield (Proof), MPa 730
580 to 1310

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 460
400
Maximum Temperature: Mechanical, °C 1100
840
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
17
Thermal Expansion, µm/m-K 13
11

Otherwise Unclassified Properties

Base Metal Price, % relative 25
13
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.5
2.8
Embodied Energy, MJ/kg 61
39
Embodied Water, L/kg 200
130

Common Calculations

PREN (Pitting Resistance) 49
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
94 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 1280
850 to 4400
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
35 to 50
Strength to Weight: Bending, points 26
28 to 36
Thermal Diffusivity, mm2/s 4.3
4.5
Thermal Shock Resistance, points 24
33 to 47

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 26 to 29
14 to 16
Cobalt (Co), % 0.5 to 2.0
0
Copper (Cu), % 0 to 1.0
1.3 to 1.8
Iron (Fe), % 50.9 to 63.7
72.1 to 79.3
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 4.0 to 5.0
0.5 to 1.0
Nickel (Ni), % 5.5 to 9.5
5.0 to 7.0
Nitrogen (N), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030