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EN 1.4959 Stainless Steel vs. EN 1.3967 Stainless Steel

Both EN 1.4959 stainless steel and EN 1.3967 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 83% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4959 stainless steel and the bottom bar is EN 1.3967 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
22
Fatigue Strength, MPa 170
240
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 630
690
Tensile Strength: Yield (Proof), MPa 190
350

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 510
440
Maximum Temperature: Mechanical, °C 1090
1070
Melting Completion (Liquidus), °C 1400
1430
Melting Onset (Solidus), °C 1350
1380
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 15
16

Otherwise Unclassified Properties

Base Metal Price, % relative 31
25
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 5.4
4.8
Embodied Energy, MJ/kg 76
66
Embodied Water, L/kg 200
180

Common Calculations

PREN (Pitting Resistance) 21
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
130
Resilience: Unit (Modulus of Resilience), kJ/m3 96
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
24
Strength to Weight: Bending, points 20
22
Thermal Shock Resistance, points 15
15

Alloy Composition

Aluminum (Al), % 0.25 to 0.65
0
Carbon (C), % 0.050 to 0.1
0 to 0.030
Chromium (Cr), % 19 to 22
20 to 21.5
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 39.4 to 50.5
50.3 to 57.8
Manganese (Mn), % 0 to 1.5
4.0 to 6.0
Molybdenum (Mo), % 0
3.0 to 3.5
Nickel (Ni), % 30 to 34
15 to 17
Niobium (Nb), % 0
0 to 0.25
Nitrogen (N), % 0 to 0.030
0.2 to 0.35
Phosphorus (P), % 0 to 0.015
0 to 0.025
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0.25 to 0.65
0