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EN 1.4482 Stainless Steel vs. EN 1.4568 Stainless Steel

Both EN 1.4482 stainless steel and EN 1.4568 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4482 stainless steel and the bottom bar is EN 1.4568 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
2.3 to 21
Fatigue Strength, MPa 420 to 450
220 to 670
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
76
Shear Strength, MPa 510 to 530
520 to 930
Tensile Strength: Ultimate (UTS), MPa 770 to 800
830 to 1620
Tensile Strength: Yield (Proof), MPa 530 to 570
330 to 1490

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 430
410
Maximum Temperature: Mechanical, °C 980
890
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 12
13
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 38
40
Embodied Water, L/kg 150
140

Common Calculations

PREN (Pitting Resistance) 24
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230 to 250
36 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 690 to 820
290 to 5710
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 29
30 to 58
Strength to Weight: Bending, points 24 to 25
25 to 40
Thermal Diffusivity, mm2/s 4.0
4.3
Thermal Shock Resistance, points 21 to 22
23 to 46

Alloy Composition

Aluminum (Al), % 0
0.7 to 1.5
Carbon (C), % 0 to 0.030
0 to 0.090
Chromium (Cr), % 19.5 to 21.5
16 to 18
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 66.1 to 74.9
70.9 to 76.8
Manganese (Mn), % 4.0 to 6.0
0 to 1.0
Molybdenum (Mo), % 0.1 to 0.6
0
Nickel (Ni), % 1.5 to 3.5
6.5 to 7.8
Nitrogen (N), % 0.050 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.015