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EN 1.4527 Stainless Steel vs. EN 1.4594 Stainless Steel

Both EN 1.4527 stainless steel and EN 1.4594 stainless steel are iron alloys. They have 67% 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 1.4527 stainless steel and the bottom bar is EN 1.4594 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
11 to 17
Fatigue Strength, MPa 170
490 to 620
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 480
1020 to 1170
Tensile Strength: Yield (Proof), MPa 190
810 to 1140

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 430
450
Maximum Temperature: Mechanical, °C 1100
820
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1360
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 15
11

Otherwise Unclassified Properties

Base Metal Price, % relative 32
15
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 5.6
3.2
Embodied Energy, MJ/kg 78
45
Embodied Water, L/kg 210
130

Common Calculations

PREN (Pitting Resistance) 29
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
110 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 95
1660 to 3320
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
36 to 41
Strength to Weight: Bending, points 17
29 to 31
Thermal Diffusivity, mm2/s 4.0
4.4
Thermal Shock Resistance, points 12
34 to 39

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.070
Chromium (Cr), % 19 to 22
13 to 15
Copper (Cu), % 3.0 to 4.0
1.2 to 2.0
Iron (Fe), % 37.4 to 48.5
72.6 to 79.5
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 2.0 to 3.0
1.2 to 2.0
Nickel (Ni), % 27.5 to 30.5
5.0 to 6.0
Niobium (Nb), % 0
0.15 to 0.6
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.5
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.015