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EN 1.3967 Stainless Steel vs. EN 1.4659 Stainless Steel

Both EN 1.3967 stainless steel and EN 1.4659 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 84% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.3967 stainless steel and the bottom bar is EN 1.4659 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
260
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 22
49
Fatigue Strength, MPa 240
460
Impact Strength: V-Notched Charpy, J 74
94
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
81
Tensile Strength: Ultimate (UTS), MPa 690
900
Tensile Strength: Yield (Proof), MPa 350
480

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 440
440
Maximum Temperature: Mechanical, °C 1070
1100
Melting Completion (Liquidus), °C 1430
1480
Melting Onset (Solidus), °C 1380
1430
Specific Heat Capacity, J/kg-K 470
460
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 25
37
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 4.8
6.5
Embodied Energy, MJ/kg 66
89
Embodied Water, L/kg 180
220

Common Calculations

PREN (Pitting Resistance) 36
54
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
370
Resilience: Unit (Modulus of Resilience), kJ/m3 310
550
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
31
Strength to Weight: Bending, points 22
25
Thermal Shock Resistance, points 15
19

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 20 to 21.5
23 to 25
Copper (Cu), % 0
1.0 to 2.0
Iron (Fe), % 50.3 to 57.8
35.7 to 45.7
Manganese (Mn), % 4.0 to 6.0
2.0 to 4.0
Molybdenum (Mo), % 3.0 to 3.5
5.5 to 6.5
Nickel (Ni), % 15 to 17
21 to 23
Niobium (Nb), % 0 to 0.25
0
Nitrogen (N), % 0.2 to 0.35
0.35 to 0.5
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.010
0 to 0.010
Tungsten (W), % 0
1.5 to 2.5