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EN 1.4482 Stainless Steel vs. EN 1.4911 Stainless Steel

Both EN 1.4482 stainless steel and EN 1.4911 stainless steel are iron alloys. They have 83% 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 1.4911 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
11
Fatigue Strength, MPa 420 to 450
530
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
76
Shear Strength, MPa 510 to 530
640
Tensile Strength: Ultimate (UTS), MPa 770 to 800
1070
Tensile Strength: Yield (Proof), MPa 530 to 570
970

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 430
430
Maximum Temperature: Mechanical, °C 980
700
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
20
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 12
20
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 38
49
Embodied Water, L/kg 150
130

Common Calculations

PREN (Pitting Resistance) 24
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230 to 250
120
Resilience: Unit (Modulus of Resilience), kJ/m3 690 to 820
2410
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 29
38
Strength to Weight: Bending, points 24 to 25
30
Thermal Diffusivity, mm2/s 4.0
5.4
Thermal Shock Resistance, points 21 to 22
37

Alloy Composition

Boron (B), % 0
0.0050 to 0.015
Carbon (C), % 0 to 0.030
0.050 to 0.12
Chromium (Cr), % 19.5 to 21.5
9.8 to 11.2
Cobalt (Co), % 0
5.0 to 7.0
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 66.1 to 74.9
75.7 to 83.8
Manganese (Mn), % 4.0 to 6.0
0.3 to 1.3
Molybdenum (Mo), % 0.1 to 0.6
0.5 to 1.0
Nickel (Ni), % 1.5 to 3.5
0.2 to 1.2
Niobium (Nb), % 0
0.2 to 0.5
Nitrogen (N), % 0.050 to 0.2
0 to 0.035
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 1.0
0.1 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 0
0 to 0.7
Vanadium (V), % 0
0.1 to 0.4