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EN 1.4062 Stainless Steel vs. EN 1.4557 Stainless Steel

Both EN 1.4062 stainless steel and EN 1.4557 stainless steel are iron alloys. They have 76% of their average alloy composition in common. There are 31 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 1.4062 stainless steel and the bottom bar is EN 1.4557 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23 to 34
40
Fatigue Strength, MPa 410 to 420
260
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
80
Tensile Strength: Ultimate (UTS), MPa 770 to 800
560
Tensile Strength: Yield (Proof), MPa 530 to 600
300

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 440
420
Maximum Temperature: Mechanical, °C 1030
1090
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 12
29
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.6
5.6
Embodied Energy, MJ/kg 37
76
Embodied Water, L/kg 150
190

Common Calculations

PREN (Pitting Resistance) 27
45
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170 to 230
190
Resilience: Unit (Modulus of Resilience), kJ/m3 690 to 910
210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 29
19
Strength to Weight: Bending, points 24 to 25
19
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 21 to 22
12

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 21.5 to 24
19.5 to 20.5
Copper (Cu), % 0
0.5 to 1.0
Iron (Fe), % 69.3 to 77.3
49.5 to 56.3
Manganese (Mn), % 0 to 2.0
0 to 1.2
Molybdenum (Mo), % 0 to 0.45
6.0 to 7.0
Nickel (Ni), % 1.0 to 2.9
17.5 to 19.5
Nitrogen (N), % 0.16 to 0.28
0.18 to 0.24
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.010