MakeItFrom.com
Menu (ESC)

AISI 418 Stainless Steel vs. EN 1.4529 Stainless Steel

Both AISI 418 stainless steel and EN 1.4529 stainless steel are iron alloys. They have 62% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AISI 418 stainless steel and the bottom bar is EN 1.4529 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
220
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
43
Fatigue Strength, MPa 520
310
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
80
Shear Strength, MPa 680
520
Tensile Strength: Ultimate (UTS), MPa 1100
750
Tensile Strength: Yield (Proof), MPa 850
340

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 390
420
Maximum Temperature: Mechanical, °C 770
1100
Melting Completion (Liquidus), °C 1500
1460
Melting Onset (Solidus), °C 1460
1410
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 25
12
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 15
33
Density, g/cm3 8.0
8.1
Embodied Carbon, kg CO2/kg material 2.9
6.2
Embodied Energy, MJ/kg 41
84
Embodied Water, L/kg 110
200

Common Calculations

PREN (Pitting Resistance) 19
45
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
260
Resilience: Unit (Modulus of Resilience), kJ/m3 1830
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 38
26
Strength to Weight: Bending, points 29
23
Thermal Diffusivity, mm2/s 6.7
3.2
Thermal Shock Resistance, points 40
17

Alloy Composition

Carbon (C), % 0.15 to 0.2
0 to 0.020
Chromium (Cr), % 12 to 14
19 to 21
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 78.5 to 83.6
42.7 to 50.4
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
6.0 to 7.0
Nickel (Ni), % 1.8 to 2.2
24 to 26
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 2.5 to 3.5
0