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S17400 Stainless Steel vs. S35045 Stainless Steel

Both S17400 stainless steel and S35045 stainless steel are iron alloys. They have 57% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S17400 stainless steel and the bottom bar is S35045 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11 to 21
39
Fatigue Strength, MPa 380 to 670
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
78
Shear Strength, MPa 570 to 830
370
Tensile Strength: Ultimate (UTS), MPa 910 to 1390
540
Tensile Strength: Yield (Proof), MPa 580 to 1250
190

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 450
520
Maximum Temperature: Mechanical, °C 850
1100
Melting Completion (Liquidus), °C 1440
1390
Melting Onset (Solidus), °C 1400
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
12
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 14
34
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 2.7
5.8
Embodied Energy, MJ/kg 39
83
Embodied Water, L/kg 130
230

Common Calculations

PREN (Pitting Resistance) 16
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
170
Resilience: Unit (Modulus of Resilience), kJ/m3 880 to 4060
94
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32 to 49
19
Strength to Weight: Bending, points 27 to 35
19
Thermal Diffusivity, mm2/s 4.5
3.2
Thermal Shock Resistance, points 30 to 46
12

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0 to 0.070
0.060 to 0.1
Chromium (Cr), % 15 to 17
25 to 29
Copper (Cu), % 3.0 to 5.0
0 to 0.75
Iron (Fe), % 70.4 to 78.9
29.4 to 42.6
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 3.0 to 5.0
32 to 37
Niobium (Nb), % 0.15 to 0.45
0
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.6