MakeItFrom.com
Menu (ESC)

EN 1.4371 Stainless Steel vs. AISI 416 Stainless Steel

Both EN 1.4371 stainless steel and AISI 416 stainless steel are iron alloys. They have 85% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4371 stainless steel and the bottom bar is AISI 416 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 230
230 to 320
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45 to 51
13 to 31
Fatigue Strength, MPa 290 to 340
230 to 340
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 520 to 540
340 to 480
Tensile Strength: Ultimate (UTS), MPa 740 to 750
510 to 800
Tensile Strength: Yield (Proof), MPa 320 to 340
290 to 600

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Corrosion, °C 410
390
Maximum Temperature: Mechanical, °C 880
680
Melting Completion (Liquidus), °C 1410
1530
Melting Onset (Solidus), °C 1370
1480
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
30
Thermal Expansion, µm/m-K 17
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 12
7.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.6
1.9
Embodied Energy, MJ/kg 38
27
Embodied Water, L/kg 140
100

Common Calculations

PREN (Pitting Resistance) 20
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270 to 310
98 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 300
220 to 940
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
18 to 29
Strength to Weight: Bending, points 24
18 to 25
Thermal Diffusivity, mm2/s 4.0
8.1
Thermal Shock Resistance, points 16
19 to 30

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 16 to 17.5
12 to 14
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 66.7 to 74.4
83.2 to 87.9
Manganese (Mn), % 6.0 to 8.0
0 to 1.3
Nickel (Ni), % 3.5 to 5.5
0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.045
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