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EN 1.4477 Stainless Steel vs. EN 1.4588 Stainless Steel

Both EN 1.4477 stainless steel and EN 1.4588 stainless steel are iron alloys. They have 76% 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 1.4477 stainless steel and the bottom bar is EN 1.4588 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
160
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 22 to 23
34
Fatigue Strength, MPa 420 to 490
190
Impact Strength: V-Notched Charpy, J 110
67
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
80
Tensile Strength: Ultimate (UTS), MPa 880 to 930
540
Tensile Strength: Yield (Proof), MPa 620 to 730
240

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 460
420
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 20
33
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 3.7
6.2
Embodied Energy, MJ/kg 52
84
Embodied Water, L/kg 190
200

Common Calculations

PREN (Pitting Resistance) 41
44
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 190
150
Resilience: Unit (Modulus of Resilience), kJ/m3 940 to 1290
140
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 31 to 33
18
Strength to Weight: Bending, points 26 to 27
18
Thermal Diffusivity, mm2/s 3.5
4.0
Thermal Shock Resistance, points 23 to 25
11

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 28 to 30
19 to 21
Copper (Cu), % 0 to 0.8
0.5 to 1.5
Iron (Fe), % 56.6 to 63.6
41.2 to 50.4
Manganese (Mn), % 0.8 to 1.5
0 to 2.0
Molybdenum (Mo), % 1.5 to 2.6
6.0 to 7.0
Nickel (Ni), % 5.8 to 7.5
24 to 26
Nitrogen (N), % 0.3 to 0.4
0.1 to 0.25
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.020