MakeItFrom.com
Menu (ESC)

EN 1.4469 Stainless Steel vs. EN 1.8821 Steel

Both EN 1.4469 stainless steel and EN 1.8821 steel are iron alloys. They have 62% of their average alloy composition in common. There are 30 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 1.4469 stainless steel and the bottom bar is EN 1.8821 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 25
25
Fatigue Strength, MPa 380
280
Impact Strength: V-Notched Charpy, J 56
68
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Tensile Strength: Ultimate (UTS), MPa 740
530
Tensile Strength: Yield (Proof), MPa 550
390

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
49
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 21
2.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.6
Embodied Energy, MJ/kg 57
21
Embodied Water, L/kg 180
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
120
Resilience: Unit (Modulus of Resilience), kJ/m3 730
400
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26
19
Strength to Weight: Bending, points 23
19
Thermal Diffusivity, mm2/s 4.6
13
Thermal Shock Resistance, points 20
16

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.030
Carbon (C), % 0 to 0.030
0 to 0.14
Chromium (Cr), % 25 to 27
0
Copper (Cu), % 0 to 1.3
0
Iron (Fe), % 56.4 to 65.9
96.8 to 99.98
Manganese (Mn), % 0 to 1.0
0 to 1.6
Molybdenum (Mo), % 3.0 to 5.0
0 to 0.2
Nickel (Ni), % 6.0 to 8.0
0 to 0.5
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0.12 to 0.22
0 to 0.015
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.010
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0
0 to 0.1