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EN 1.4859 Stainless Steel vs. EN 1.4527 Stainless Steel

Both EN 1.4859 stainless steel and EN 1.4527 stainless steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4859 stainless steel and the bottom bar is EN 1.4527 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
140
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
40
Fatigue Strength, MPa 140
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 490
480
Tensile Strength: Yield (Proof), MPa 210
190

Thermal Properties

Latent Heat of Fusion, J/g 310
310
Maximum Temperature: Corrosion, °C 560
430
Maximum Temperature: Mechanical, °C 1050
1100
Melting Completion (Liquidus), °C 1410
1410
Melting Onset (Solidus), °C 1360
1360
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 16
15

Otherwise Unclassified Properties

Base Metal Price, % relative 36
32
Density, g/cm3 8.0
8.1
Embodied Carbon, kg CO2/kg material 6.2
5.6
Embodied Energy, MJ/kg 88
78
Embodied Water, L/kg 190
210

Common Calculations

PREN (Pitting Resistance) 21
29
Resilience: Ultimate (Unit Rupture Work), MJ/m3 91
150
Resilience: Unit (Modulus of Resilience), kJ/m3 110
95
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
17
Strength to Weight: Bending, points 17
17
Thermal Diffusivity, mm2/s 3.4
4.0
Thermal Shock Resistance, points 11
12

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.060
Chromium (Cr), % 19 to 21
19 to 22
Copper (Cu), % 0
3.0 to 4.0
Iron (Fe), % 40.3 to 49
37.4 to 48.5
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 0 to 0.5
2.0 to 3.0
Nickel (Ni), % 31 to 33
27.5 to 30.5
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0.5 to 1.5
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.030