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EN 1.4659 Stainless Steel vs. EN 1.4826 Stainless Steel

Both EN 1.4659 stainless steel and EN 1.4826 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4659 stainless steel and the bottom bar is EN 1.4826 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
150
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 49
9.1
Fatigue Strength, MPa 460
140
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
77
Tensile Strength: Ultimate (UTS), MPa 900
500
Tensile Strength: Yield (Proof), MPa 480
260

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 440
430
Maximum Temperature: Mechanical, °C 1100
950
Melting Completion (Liquidus), °C 1480
1400
Melting Onset (Solidus), °C 1430
1360
Specific Heat Capacity, J/kg-K 460
490
Thermal Conductivity, W/m-K 12
14
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 37
17
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 6.5
3.3
Embodied Energy, MJ/kg 89
47
Embodied Water, L/kg 220
160

Common Calculations

PREN (Pitting Resistance) 54
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 370
39
Resilience: Unit (Modulus of Resilience), kJ/m3 550
170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 31
18
Strength to Weight: Bending, points 25
18
Thermal Diffusivity, mm2/s 3.2
3.7
Thermal Shock Resistance, points 19
11

Alloy Composition

Carbon (C), % 0 to 0.020
0.3 to 0.5
Chromium (Cr), % 23 to 25
21 to 23
Copper (Cu), % 1.0 to 2.0
0
Iron (Fe), % 35.7 to 45.7
60.4 to 68.7
Manganese (Mn), % 2.0 to 4.0
0 to 2.0
Molybdenum (Mo), % 5.5 to 6.5
0 to 0.5
Nickel (Ni), % 21 to 23
9.0 to 11
Nitrogen (N), % 0.35 to 0.5
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.7
1.0 to 2.5
Sulfur (S), % 0 to 0.010
0 to 0.030
Tungsten (W), % 1.5 to 2.5
0