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EN 1.4588 Stainless Steel vs. EN 1.3967 Stainless Steel

Both EN 1.4588 stainless steel and EN 1.3967 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 87% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4588 stainless steel and the bottom bar is EN 1.3967 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
200
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
22
Fatigue Strength, MPa 190
240
Impact Strength: V-Notched Charpy, J 67
74
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
79
Tensile Strength: Ultimate (UTS), MPa 540
690
Tensile Strength: Yield (Proof), MPa 240
350

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 420
440
Maximum Temperature: Mechanical, °C 1100
1070
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Base Metal Price, % relative 33
25
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 6.2
4.8
Embodied Energy, MJ/kg 84
66
Embodied Water, L/kg 200
180

Common Calculations

PREN (Pitting Resistance) 44
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
130
Resilience: Unit (Modulus of Resilience), kJ/m3 140
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
24
Strength to Weight: Bending, points 18
22
Thermal Shock Resistance, points 11
15

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.030
Chromium (Cr), % 19 to 21
20 to 21.5
Copper (Cu), % 0.5 to 1.5
0
Iron (Fe), % 41.2 to 50.4
50.3 to 57.8
Manganese (Mn), % 0 to 2.0
4.0 to 6.0
Molybdenum (Mo), % 6.0 to 7.0
3.0 to 3.5
Nickel (Ni), % 24 to 26
15 to 17
Niobium (Nb), % 0
0 to 0.25
Nitrogen (N), % 0.1 to 0.25
0.2 to 0.35
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.010