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AISI 416 Stainless Steel vs. EN 1.4878 Stainless Steel

Both AISI 416 stainless steel and EN 1.4878 stainless steel are iron alloys. They have 84% of their average alloy composition in common.

For each property being compared, the top bar is AISI 416 stainless steel and the bottom bar is EN 1.4878 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 320
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 13 to 31
45
Fatigue Strength, MPa 230 to 340
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 340 to 480
430
Tensile Strength: Ultimate (UTS), MPa 510 to 800
610
Tensile Strength: Yield (Proof), MPa 290 to 600
210

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
490
Maximum Temperature: Mechanical, °C 680
850
Melting Completion (Liquidus), °C 1530
1430
Melting Onset (Solidus), °C 1480
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
15
Thermal Expansion, µm/m-K 9.9
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
16
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 1.9
3.2
Embodied Energy, MJ/kg 27
46
Embodied Water, L/kg 100
140

Common Calculations

PREN (Pitting Resistance) 13
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 140
210
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 940
120
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18 to 29
22
Strength to Weight: Bending, points 18 to 25
20
Thermal Diffusivity, mm2/s 8.1
4.0
Thermal Shock Resistance, points 19 to 30
13

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.1
Chromium (Cr), % 12 to 14
17 to 19
Iron (Fe), % 83.2 to 87.9
65 to 74
Manganese (Mn), % 0 to 1.3
0 to 2.0
Nickel (Ni), % 0
9.0 to 12
Phosphorus (P), % 0 to 0.060
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0.15 to 0.35
0 to 0.015
Titanium (Ti), % 0
0 to 0.8