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S35125 Stainless Steel vs. S35315 Stainless Steel

Both S35125 stainless steel and S35315 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a moderately high 93% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S35125 stainless steel and the bottom bar is S35315 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 39
46
Fatigue Strength, MPa 200
280
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
78
Shear Strength, MPa 370
520
Tensile Strength: Ultimate (UTS), MPa 540
740
Tensile Strength: Yield (Proof), MPa 230
300

Thermal Properties

Latent Heat of Fusion, J/g 300
330
Maximum Temperature: Corrosion, °C 490
450
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1430
1370
Melting Onset (Solidus), °C 1380
1330
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 12
12
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 36
34
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 6.4
5.7
Embodied Energy, MJ/kg 89
81
Embodied Water, L/kg 210
220

Common Calculations

PREN (Pitting Resistance) 30
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
270
Resilience: Unit (Modulus of Resilience), kJ/m3 140
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19
26
Strength to Weight: Bending, points 18
23
Thermal Diffusivity, mm2/s 3.1
3.1
Thermal Shock Resistance, points 12
17

Alloy Composition

Carbon (C), % 0 to 0.1
0.040 to 0.080
Cerium (Ce), % 0
0.030 to 0.1
Chromium (Cr), % 20 to 23
24 to 26
Iron (Fe), % 36.2 to 45.8
33.6 to 40.6
Manganese (Mn), % 1.0 to 1.5
0 to 2.0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 31 to 35
34 to 36
Niobium (Nb), % 0.25 to 0.6
0
Nitrogen (N), % 0
0.12 to 0.18
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.5
1.2 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.030