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EN 1.4526 Stainless Steel vs. AISI 436 Stainless Steel

Both EN 1.4526 stainless steel and AISI 436 stainless steel are iron alloys. Both are furnished in the annealed condition. Their average alloy composition is basically identical. There are 33 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 1.4526 stainless steel and the bottom bar is AISI 436 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25
25
Fatigue Strength, MPa 230
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 340
320
Tensile Strength: Ultimate (UTS), MPa 540
500
Tensile Strength: Yield (Proof), MPa 330
270

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 490
460
Maximum Temperature: Mechanical, °C 880
880
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
25
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 13
12
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 41
38
Embodied Water, L/kg 120
120

Common Calculations

PREN (Pitting Resistance) 21
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 280
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
18
Strength to Weight: Bending, points 19
18
Thermal Diffusivity, mm2/s 8.1
6.7
Thermal Shock Resistance, points 19
18

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.12
Chromium (Cr), % 16 to 18
16 to 18
Iron (Fe), % 77.4 to 83.1
77.8 to 83.3
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.8 to 1.4
0.75 to 1.3
Niobium (Nb), % 0.1 to 1.0
0 to 0.8
Nitrogen (N), % 0 to 0.040
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030