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EN 1.4317 Stainless Steel vs. EN 1.4841 Stainless Steel

Both EN 1.4317 stainless steel and EN 1.4841 stainless steel are iron alloys. They have 69% of their average alloy composition in common. There are 31 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 EN 1.4317 stainless steel and the bottom bar is EN 1.4841 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17
32
Fatigue Strength, MPa 380
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Tensile Strength: Ultimate (UTS), MPa 860
650
Tensile Strength: Yield (Proof), MPa 630
260

Thermal Properties

Latent Heat of Fusion, J/g 280
330
Maximum Temperature: Corrosion, °C 390
440
Maximum Temperature: Mechanical, °C 770
1150
Melting Completion (Liquidus), °C 1440
1380
Melting Onset (Solidus), °C 1400
1340
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 26
15
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 10
25
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.4
4.3
Embodied Energy, MJ/kg 33
62
Embodied Water, L/kg 110
190

Common Calculations

PREN (Pitting Resistance) 14
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
170
Resilience: Unit (Modulus of Resilience), kJ/m3 1010
170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31
23
Strength to Weight: Bending, points 26
21
Thermal Diffusivity, mm2/s 7.0
4.0
Thermal Shock Resistance, points 30
15

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.2
Chromium (Cr), % 12 to 13.5
24 to 26
Iron (Fe), % 78.7 to 84.5
47.1 to 55.5
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.7
0
Nickel (Ni), % 3.5 to 5.0
19 to 22
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 1.0
1.5 to 2.5
Sulfur (S), % 0 to 0.025
0 to 0.015