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EN 1.4837 Stainless Steel vs. EN 1.4659 Stainless Steel

Both EN 1.4837 stainless steel and EN 1.4659 stainless steel are iron alloys. They have 79% 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 1.4837 stainless steel and the bottom bar is EN 1.4659 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
260
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 6.8
49
Fatigue Strength, MPa 120
460
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 78
81
Tensile Strength: Ultimate (UTS), MPa 500
900
Tensile Strength: Yield (Proof), MPa 250
480

Thermal Properties

Latent Heat of Fusion, J/g 320
300
Maximum Temperature: Corrosion, °C 440
440
Maximum Temperature: Mechanical, °C 1050
1100
Melting Completion (Liquidus), °C 1390
1480
Melting Onset (Solidus), °C 1350
1430
Specific Heat Capacity, J/kg-K 490
460
Thermal Conductivity, W/m-K 14
12
Thermal Expansion, µm/m-K 16
16

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 20
37
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 3.7
6.5
Embodied Energy, MJ/kg 53
89
Embodied Water, L/kg 180
220

Common Calculations

PREN (Pitting Resistance) 26
54
Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
370
Resilience: Unit (Modulus of Resilience), kJ/m3 160
550
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
31
Strength to Weight: Bending, points 18
25
Thermal Diffusivity, mm2/s 3.7
3.2
Thermal Shock Resistance, points 11
19

Alloy Composition

Carbon (C), % 0.3 to 0.5
0 to 0.020
Chromium (Cr), % 24 to 27
23 to 25
Copper (Cu), % 0
1.0 to 2.0
Iron (Fe), % 53.4 to 63.7
35.7 to 45.7
Manganese (Mn), % 0 to 2.0
2.0 to 4.0
Molybdenum (Mo), % 0 to 0.5
5.5 to 6.5
Nickel (Ni), % 11 to 14
21 to 23
Nitrogen (N), % 0
0.35 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 1.0 to 2.5
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 0
1.5 to 2.5