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EN 1.4587 Stainless Steel vs. EN 1.4529 Stainless Steel

Both EN 1.4587 stainless steel and EN 1.4529 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 89% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4587 stainless steel and the bottom bar is EN 1.4529 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
220
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
43
Fatigue Strength, MPa 200
310
Impact Strength: V-Notched Charpy, J 67
90
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
80
Tensile Strength: Ultimate (UTS), MPa 540
750
Tensile Strength: Yield (Proof), MPa 250
340

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 450
420
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 17
12
Thermal Expansion, µm/m-K 15
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 36
33
Density, g/cm3 8.1
8.1
Embodied Carbon, kg CO2/kg material 6.3
6.2
Embodied Energy, MJ/kg 87
84
Embodied Water, L/kg 230
200

Common Calculations

PREN (Pitting Resistance) 43
45
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
260
Resilience: Unit (Modulus of Resilience), kJ/m3 150
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18
26
Strength to Weight: Bending, points 18
23
Thermal Diffusivity, mm2/s 4.5
3.2
Thermal Shock Resistance, points 13
17

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 24 to 26
19 to 21
Copper (Cu), % 2.0 to 3.0
0.5 to 1.5
Iron (Fe), % 32.7 to 41.9
42.7 to 50.4
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 4.0 to 5.0
6.0 to 7.0
Nickel (Ni), % 28 to 30
24 to 26
Nitrogen (N), % 0.15 to 0.25
0.15 to 0.25
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.010