MakeItFrom.com
Menu (ESC)

EN 1.4821 Stainless Steel vs. AISI 202 Stainless Steel

Both EN 1.4821 stainless steel and AISI 202 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4821 stainless steel and the bottom bar is AISI 202 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
210 to 300
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 18
14 to 45
Fatigue Strength, MPa 280
290 to 330
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
77
Shear Strength, MPa 450
490 to 590
Tensile Strength: Ultimate (UTS), MPa 730
700 to 980
Tensile Strength: Yield (Proof), MPa 450
310 to 580

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 450
410
Maximum Temperature: Mechanical, °C 1100
910
Melting Completion (Liquidus), °C 1410
1400
Melting Onset (Solidus), °C 1370
1360
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 17
15
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 15
13
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 2.9
2.8
Embodied Energy, MJ/kg 41
40
Embodied Water, L/kg 160
150

Common Calculations

PREN (Pitting Resistance) 26
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
120 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 500
250 to 840
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 26
25 to 35
Strength to Weight: Bending, points 23
23 to 29
Thermal Diffusivity, mm2/s 4.6
4.0
Thermal Shock Resistance, points 21
15 to 21

Alloy Composition

Carbon (C), % 0.1 to 0.2
0 to 0.15
Chromium (Cr), % 24.5 to 26.5
17 to 19
Iron (Fe), % 64.2 to 71.1
63.5 to 71.5
Manganese (Mn), % 0 to 2.0
7.5 to 10
Nickel (Ni), % 3.5 to 5.5
4.0 to 6.0
Nitrogen (N), % 0 to 0.1
0 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.060
Silicon (Si), % 0.8 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030