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AISI 202 Stainless Steel vs. EN 1.4961 Stainless Steel

Both AISI 202 stainless steel and EN 1.4961 stainless steel are iron alloys. They have 90% of their average alloy composition in common.

For each property being compared, the top bar is AISI 202 stainless steel and the bottom bar is EN 1.4961 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 300
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 45
39
Fatigue Strength, MPa 290 to 330
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 490 to 590
420
Tensile Strength: Ultimate (UTS), MPa 700 to 980
610
Tensile Strength: Yield (Proof), MPa 310 to 580
220

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 410
510
Maximum Temperature: Mechanical, °C 910
890
Melting Completion (Liquidus), °C 1400
1430
Melting Onset (Solidus), °C 1360
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 13
21
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.8
4.0
Embodied Energy, MJ/kg 40
57
Embodied Water, L/kg 150
140

Common Calculations

PREN (Pitting Resistance) 20
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
190
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 840
120
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25 to 35
22
Strength to Weight: Bending, points 23 to 29
20
Thermal Diffusivity, mm2/s 4.0
4.3
Thermal Shock Resistance, points 15 to 21
14

Alloy Composition

Carbon (C), % 0 to 0.15
0.040 to 0.1
Chromium (Cr), % 17 to 19
15 to 17
Iron (Fe), % 63.5 to 71.5
65.6 to 72.3
Manganese (Mn), % 7.5 to 10
0 to 1.5
Nickel (Ni), % 4.0 to 6.0
12 to 14
Niobium (Nb), % 0
0.4 to 1.2
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.060
0 to 0.035
Silicon (Si), % 0 to 1.0
0.3 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.015