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EN 1.4958 Stainless Steel vs. S42300 Stainless Steel

Both EN 1.4958 stainless steel and S42300 stainless steel are iron alloys. They have 59% of their average alloy composition in common. There are 32 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 1.4958 stainless steel and the bottom bar is S42300 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
9.1
Fatigue Strength, MPa 170
440
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 430
650
Tensile Strength: Ultimate (UTS), MPa 630
1100
Tensile Strength: Yield (Proof), MPa 190
850

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 500
380
Maximum Temperature: Mechanical, °C 1090
750
Melting Completion (Liquidus), °C 1400
1470
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
25
Thermal Expansion, µm/m-K 15
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
4.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
5.2

Otherwise Unclassified Properties

Base Metal Price, % relative 30
9.5
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.3
3.2
Embodied Energy, MJ/kg 75
44
Embodied Water, L/kg 200
110

Common Calculations

PREN (Pitting Resistance) 21
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
93
Resilience: Unit (Modulus of Resilience), kJ/m3 95
1840
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
39
Strength to Weight: Bending, points 20
30
Thermal Diffusivity, mm2/s 3.2
6.8
Thermal Shock Resistance, points 15
40

Alloy Composition

Aluminum (Al), % 0.2 to 0.5
0
Carbon (C), % 0.030 to 0.080
0.27 to 0.32
Chromium (Cr), % 19 to 22
11 to 12
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 41.1 to 50.6
82 to 85.1
Manganese (Mn), % 0 to 1.5
1.0 to 1.4
Molybdenum (Mo), % 0
2.5 to 3.0
Nickel (Ni), % 30 to 32.5
0 to 0.5
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.015
0 to 0.025
Silicon (Si), % 0 to 0.7
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.025
Titanium (Ti), % 0.2 to 0.5
0
Vanadium (V), % 0
0.2 to 0.3