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EN 1.4568 Stainless Steel vs. EN 1.4849 Stainless Steel

Both EN 1.4568 stainless steel and EN 1.4849 stainless steel are iron alloys. They have 63% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4568 stainless steel and the bottom bar is EN 1.4849 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 2.3 to 21
4.5
Fatigue Strength, MPa 220 to 670
120
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
75
Tensile Strength: Ultimate (UTS), MPa 830 to 1620
480
Tensile Strength: Yield (Proof), MPa 330 to 1490
250

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Corrosion, °C 410
620
Maximum Temperature: Mechanical, °C 890
1020
Melting Completion (Liquidus), °C 1420
1390
Melting Onset (Solidus), °C 1380
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
12
Thermal Expansion, µm/m-K 13
15

Otherwise Unclassified Properties

Base Metal Price, % relative 13
42
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.8
7.1
Embodied Energy, MJ/kg 40
100
Embodied Water, L/kg 140
200

Common Calculations

PREN (Pitting Resistance) 17
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 36 to 140
18
Resilience: Unit (Modulus of Resilience), kJ/m3 290 to 5710
160
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30 to 58
17
Strength to Weight: Bending, points 25 to 40
17
Thermal Diffusivity, mm2/s 4.3
3.2
Thermal Shock Resistance, points 23 to 46
11

Alloy Composition

Aluminum (Al), % 0.7 to 1.5
0
Carbon (C), % 0 to 0.090
0.3 to 0.5
Chromium (Cr), % 16 to 18
18 to 21
Iron (Fe), % 70.9 to 76.8
32.6 to 43.5
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 6.5 to 7.8
36 to 39
Niobium (Nb), % 0
1.2 to 1.8
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.7
1.0 to 2.5
Sulfur (S), % 0 to 0.015
0 to 0.030