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EN 1.4317 Stainless Steel vs. S30435 Stainless Steel

Both EN 1.4317 stainless steel and S30435 stainless steel are iron alloys. They have 89% of their average alloy composition in common. There are 31 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 EN 1.4317 stainless steel and the bottom bar is S30435 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17
51
Fatigue Strength, MPa 380
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 860
510
Tensile Strength: Yield (Proof), MPa 630
170

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 390
410
Maximum Temperature: Mechanical, °C 770
900
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 26
16
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 10
14
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.4
2.9
Embodied Energy, MJ/kg 33
40
Embodied Water, L/kg 110
140

Common Calculations

PREN (Pitting Resistance) 14
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
210
Resilience: Unit (Modulus of Resilience), kJ/m3 1010
77
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31
18
Strength to Weight: Bending, points 26
18
Thermal Diffusivity, mm2/s 7.0
4.2
Thermal Shock Resistance, points 30
12

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.080
Chromium (Cr), % 12 to 13.5
16 to 18
Copper (Cu), % 0
1.5 to 3.0
Iron (Fe), % 78.7 to 84.5
66.9 to 75.5
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.7
0
Nickel (Ni), % 3.5 to 5.0
7.0 to 9.0
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030