MakeItFrom.com
Menu (ESC)

EN 1.4821 Stainless Steel vs. EN 1.4031 Stainless Steel

Both EN 1.4821 stainless steel and EN 1.4031 stainless steel are iron alloys. They have 82% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4821 stainless steel and the bottom bar is EN 1.4031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 18
11 to 13
Fatigue Strength, MPa 280
220 to 400
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
76
Shear Strength, MPa 450
400 to 540
Tensile Strength: Ultimate (UTS), MPa 730
670 to 900
Tensile Strength: Yield (Proof), MPa 450
390 to 730

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 450
390
Maximum Temperature: Mechanical, °C 1100
770
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 17
30
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
3.7

Otherwise Unclassified Properties

Base Metal Price, % relative 15
7.0
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 2.9
1.9
Embodied Energy, MJ/kg 41
27
Embodied Water, L/kg 160
100

Common Calculations

PREN (Pitting Resistance) 26
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
77 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 500
380 to 1360
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 26
24 to 32
Strength to Weight: Bending, points 23
22 to 27
Thermal Diffusivity, mm2/s 4.6
8.1
Thermal Shock Resistance, points 21
23 to 32

Alloy Composition

Carbon (C), % 0.1 to 0.2
0.36 to 0.42
Chromium (Cr), % 24.5 to 26.5
12.5 to 14.5
Iron (Fe), % 64.2 to 71.1
83 to 87.1
Manganese (Mn), % 0 to 2.0
0 to 1.0
Nickel (Ni), % 3.5 to 5.5
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0.8 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015