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EN 1.4841 Stainless Steel vs. EN 1.4650 Stainless Steel

Both EN 1.4841 stainless steel and EN 1.4650 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 82% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4841 stainless steel and the bottom bar is EN 1.4650 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 32
48
Fatigue Strength, MPa 200
230
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Shear Strength, MPa 430
440
Tensile Strength: Ultimate (UTS), MPa 650
620
Tensile Strength: Yield (Proof), MPa 260
240

Thermal Properties

Latent Heat of Fusion, J/g 330
290
Maximum Temperature: Corrosion, °C 440
420
Maximum Temperature: Mechanical, °C 1150
970
Melting Completion (Liquidus), °C 1380
1420
Melting Onset (Solidus), °C 1340
1380
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 25
16
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.3
3.1
Embodied Energy, MJ/kg 62
43
Embodied Water, L/kg 190
150

Common Calculations

PREN (Pitting Resistance) 26
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
240
Resilience: Unit (Modulus of Resilience), kJ/m3 170
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
22
Strength to Weight: Bending, points 21
21
Thermal Diffusivity, mm2/s 4.0
4.1
Thermal Shock Resistance, points 15
14

Alloy Composition

Carbon (C), % 0 to 0.2
0 to 0.030
Chromium (Cr), % 24 to 26
18.5 to 20
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 47.1 to 55.5
65.8 to 72.5
Manganese (Mn), % 0 to 2.0
0 to 2.0
Nickel (Ni), % 19 to 22
9.0 to 10
Nitrogen (N), % 0 to 0.1
0 to 0.080
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 1.5 to 2.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015