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EN 1.4526 Stainless Steel vs. AISI 416 Stainless Steel

Both EN 1.4526 stainless steel and AISI 416 stainless steel are iron alloys. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4526 stainless steel and the bottom bar is AISI 416 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
230 to 320
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25
13 to 31
Fatigue Strength, MPa 230
230 to 340
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 340
340 to 480
Tensile Strength: Ultimate (UTS), MPa 540
510 to 800
Tensile Strength: Yield (Proof), MPa 330
290 to 600

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Corrosion, °C 490
390
Maximum Temperature: Mechanical, °C 880
680
Melting Completion (Liquidus), °C 1450
1530
Melting Onset (Solidus), °C 1410
1480
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
30
Thermal Expansion, µm/m-K 10
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 13
7.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.9
1.9
Embodied Energy, MJ/kg 41
27
Embodied Water, L/kg 120
100

Common Calculations

PREN (Pitting Resistance) 21
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
98 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 280
220 to 940
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
18 to 29
Strength to Weight: Bending, points 19
18 to 25
Thermal Diffusivity, mm2/s 8.1
8.1
Thermal Shock Resistance, points 19
19 to 30

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.15
Chromium (Cr), % 16 to 18
12 to 14
Iron (Fe), % 77.4 to 83.1
83.2 to 87.9
Manganese (Mn), % 0 to 1.0
0 to 1.3
Molybdenum (Mo), % 0.8 to 1.4
0
Niobium (Nb), % 0.1 to 1.0
0
Nitrogen (N), % 0 to 0.040
0
Phosphorus (P), % 0 to 0.040
0 to 0.060
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0.15 to 0.35