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EN 1.4845 Stainless Steel vs. AISI 202 Stainless Steel

Both EN 1.4845 stainless steel and AISI 202 stainless steel are iron alloys. They have 77% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4845 stainless steel and the bottom bar is AISI 202 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
210 to 300
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 38
14 to 45
Fatigue Strength, MPa 200
290 to 330
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 78
77
Shear Strength, MPa 410
490 to 590
Tensile Strength: Ultimate (UTS), MPa 600
700 to 980
Tensile Strength: Yield (Proof), MPa 240
310 to 580

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 450
410
Maximum Temperature: Mechanical, °C 1050
910
Melting Completion (Liquidus), °C 1400
1400
Melting Onset (Solidus), °C 1360
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 25
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.3
2.8
Embodied Energy, MJ/kg 61
40
Embodied Water, L/kg 190
150

Common Calculations

PREN (Pitting Resistance) 26
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
120 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 140
250 to 840
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
25 to 35
Strength to Weight: Bending, points 20
23 to 29
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 14
15 to 21

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.15
Chromium (Cr), % 24 to 26
17 to 19
Iron (Fe), % 48.2 to 57
63.5 to 71.5
Manganese (Mn), % 0 to 2.0
7.5 to 10
Nickel (Ni), % 19 to 22
4.0 to 6.0
Nitrogen (N), % 0 to 0.1
0 to 0.25
Phosphorus (P), % 0 to 0.045
0 to 0.060
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030