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AISI 304N Stainless Steel vs. S42030 Stainless Steel

Both AISI 304N stainless steel and S42030 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AISI 304N stainless steel and the bottom bar is S42030 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 9.1 to 45
16
Fatigue Strength, MPa 220 to 440
250
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 420 to 700
410
Tensile Strength: Ultimate (UTS), MPa 620 to 1180
670
Tensile Strength: Yield (Proof), MPa 270 to 850
410

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 420
390
Maximum Temperature: Mechanical, °C 960
780
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
28
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 15
10
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
2.5
Embodied Energy, MJ/kg 43
34
Embodied Water, L/kg 150
110

Common Calculations

PREN (Pitting Resistance) 21
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 280
92
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1830
440
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 42
24
Strength to Weight: Bending, points 21 to 32
22
Thermal Diffusivity, mm2/s 4.2
7.7
Thermal Shock Resistance, points 14 to 26
24

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.3
Chromium (Cr), % 18 to 20
12 to 14
Copper (Cu), % 0
2.0 to 3.0
Iron (Fe), % 66.4 to 73.9
77.6 to 85
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
1.0 to 3.0
Nickel (Ni), % 8.0 to 10.5
0
Nitrogen (N), % 0.1 to 0.16
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030