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AISI 347 Stainless Steel vs. S42300 Stainless Steel

Both AISI 347 stainless steel and S42300 stainless steel are iron alloys. They have 82% of their average alloy composition in common. There are 33 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 AISI 347 stainless steel and the bottom bar is S42300 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 210
330
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34 to 46
9.1
Fatigue Strength, MPa 220 to 270
440
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 430 to 460
650
Tensile Strength: Ultimate (UTS), MPa 610 to 690
1100
Tensile Strength: Yield (Proof), MPa 240 to 350
850

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 480
380
Maximum Temperature: Mechanical, °C 870
750
Melting Completion (Liquidus), °C 1430
1470
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
25
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
4.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
5.2

Otherwise Unclassified Properties

Base Metal Price, % relative 19
9.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.6
3.2
Embodied Energy, MJ/kg 52
44
Embodied Water, L/kg 150
110

Common Calculations

PREN (Pitting Resistance) 18
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 220
93
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 310
1840
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 25
39
Strength to Weight: Bending, points 20 to 22
30
Thermal Diffusivity, mm2/s 4.3
6.8
Thermal Shock Resistance, points 13 to 15
40

Alloy Composition

Carbon (C), % 0 to 0.080
0.27 to 0.32
Chromium (Cr), % 17 to 19
11 to 12
Iron (Fe), % 64.1 to 74
82 to 85.1
Manganese (Mn), % 0 to 2.0
1.0 to 1.4
Molybdenum (Mo), % 0
2.5 to 3.0
Nickel (Ni), % 9.0 to 13
0 to 0.5
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.025
Vanadium (V), % 0
0.2 to 0.3