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S30601 Stainless Steel vs. S31266 Stainless Steel

Both S30601 stainless steel and S31266 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 77% of their average alloy composition in common. There are 29 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 S30601 stainless steel and the bottom bar is S31266 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 37
40
Fatigue Strength, MPa 250
400
Poisson's Ratio 0.28
0.28
Reduction in Area, % 56
56
Shear Modulus, GPa 75
81
Shear Strength, MPa 450
590
Tensile Strength: Ultimate (UTS), MPa 660
860
Tensile Strength: Yield (Proof), MPa 300
470

Thermal Properties

Latent Heat of Fusion, J/g 370
310
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 950
1100
Melting Completion (Liquidus), °C 1360
1470
Melting Onset (Solidus), °C 1310
1420
Specific Heat Capacity, J/kg-K 500
460
Thermal Expansion, µm/m-K 15
16

Otherwise Unclassified Properties

Base Metal Price, % relative 20
37
Density, g/cm3 7.6
8.2
Embodied Carbon, kg CO2/kg material 3.9
6.5
Embodied Energy, MJ/kg 55
89
Embodied Water, L/kg 150
220

Common Calculations

PREN (Pitting Resistance) 18
54
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
290
Resilience: Unit (Modulus of Resilience), kJ/m3 230
540
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
29
Strength to Weight: Bending, points 22
24
Thermal Shock Resistance, points 16
18

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.030
Chromium (Cr), % 17 to 18
23 to 25
Copper (Cu), % 0 to 0.35
1.0 to 2.5
Iron (Fe), % 56.9 to 60.5
34.1 to 46
Manganese (Mn), % 0.5 to 0.8
2.0 to 4.0
Molybdenum (Mo), % 0 to 0.2
5.2 to 6.2
Nickel (Ni), % 17 to 18
21 to 24
Nitrogen (N), % 0 to 0.050
0.35 to 0.6
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 5.0 to 5.6
0 to 1.0
Sulfur (S), % 0 to 0.013
0 to 0.020
Tungsten (W), % 0
1.5 to 2.5