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S31277 Stainless Steel vs. S42035 Stainless Steel

Both S31277 stainless steel and S42035 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 59% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S31277 stainless steel and the bottom bar is S42035 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
18
Fatigue Strength, MPa 380
260
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
77
Shear Strength, MPa 600
390
Tensile Strength: Ultimate (UTS), MPa 860
630
Tensile Strength: Yield (Proof), MPa 410
430

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 430
470
Maximum Temperature: Mechanical, °C 1100
810
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 16
10

Otherwise Unclassified Properties

Base Metal Price, % relative 36
9.5
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.7
2.4
Embodied Energy, MJ/kg 90
34
Embodied Water, L/kg 220
110

Common Calculations

PREN (Pitting Resistance) 51
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
100
Resilience: Unit (Modulus of Resilience), kJ/m3 410
460
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
22
Strength to Weight: Bending, points 25
21
Thermal Shock Resistance, points 19
22

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.080
Chromium (Cr), % 20.5 to 23
13.5 to 15.5
Copper (Cu), % 0.5 to 1.5
0
Iron (Fe), % 35.5 to 46.2
78.1 to 85
Manganese (Mn), % 0 to 3.0
0 to 1.0
Molybdenum (Mo), % 6.5 to 8.0
0.2 to 1.2
Nickel (Ni), % 26 to 28
1.0 to 2.5
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0
0.3 to 0.5