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S31254 Stainless Steel vs. S30600 Stainless Steel

Both S31254 stainless steel and S30600 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 88% of their average alloy composition in common. There are 34 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 S31254 stainless steel and the bottom bar is S30600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
45
Fatigue Strength, MPa 290
250
Poisson's Ratio 0.28
0.28
Reduction in Area, % 56
56
Shear Modulus, GPa 80
76
Shear Strength, MPa 490
430
Tensile Strength: Ultimate (UTS), MPa 720
610
Tensile Strength: Yield (Proof), MPa 330
270

Thermal Properties

Latent Heat of Fusion, J/g 300
350
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 1090
950
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1420
1330
Specific Heat Capacity, J/kg-K 460
490
Thermal Conductivity, W/m-K 14
14
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 28
19
Density, g/cm3 8.0
7.6
Embodied Carbon, kg CO2/kg material 5.5
3.6
Embodied Energy, MJ/kg 74
51
Embodied Water, L/kg 190
150

Common Calculations

PREN (Pitting Resistance) 44
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
220
Resilience: Unit (Modulus of Resilience), kJ/m3 270
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
22
Strength to Weight: Bending, points 22
21
Thermal Diffusivity, mm2/s 3.8
3.7
Thermal Shock Resistance, points 15
14

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.018
Chromium (Cr), % 19.5 to 20.5
17 to 18.5
Copper (Cu), % 0.5 to 1.0
0 to 0.5
Iron (Fe), % 51.4 to 56.3
58.9 to 65.3
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 6.0 to 6.5
0 to 0.2
Nickel (Ni), % 17.5 to 18.5
14 to 15.5
Nitrogen (N), % 0.18 to 0.22
0
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.8
3.7 to 4.3
Sulfur (S), % 0 to 0.010
0 to 0.020