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S17400 Stainless Steel vs. S35000 Stainless Steel

Both S17400 stainless steel and S35000 stainless steel are iron alloys. They have a very high 95% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S17400 stainless steel and the bottom bar is S35000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11 to 21
2.3 to 14
Fatigue Strength, MPa 380 to 670
380 to 520
Poisson's Ratio 0.28
0.28
Rockwell C Hardness 27 to 43
26 to 37
Shear Modulus, GPa 75
78
Shear Strength, MPa 570 to 830
740 to 950
Tensile Strength: Ultimate (UTS), MPa 910 to 1390
1300 to 1570
Tensile Strength: Yield (Proof), MPa 580 to 1250
660 to 1160

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 450
410
Maximum Temperature: Mechanical, °C 850
900
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
16
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 14
14
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.2
Embodied Energy, MJ/kg 39
44
Embodied Water, L/kg 130
130

Common Calculations

PREN (Pitting Resistance) 16
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
28 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 880 to 4060
1070 to 3360
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32 to 49
46 to 56
Strength to Weight: Bending, points 27 to 35
34 to 38
Thermal Diffusivity, mm2/s 4.5
4.4
Thermal Shock Resistance, points 30 to 46
42 to 51

Alloy Composition

Carbon (C), % 0 to 0.070
0.070 to 0.11
Chromium (Cr), % 15 to 17
16 to 17
Copper (Cu), % 3.0 to 5.0
0
Iron (Fe), % 70.4 to 78.9
72.7 to 76.9
Manganese (Mn), % 0 to 1.0
0.5 to 1.3
Molybdenum (Mo), % 0
2.5 to 3.2
Nickel (Ni), % 3.0 to 5.0
4.0 to 5.0
Niobium (Nb), % 0.15 to 0.45
0
Nitrogen (N), % 0
0.070 to 0.13
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030