MakeItFrom.com
Menu (ESC)

EN 1.4618 Stainless Steel vs. S41425 Stainless Steel

Both EN 1.4618 stainless steel and S41425 stainless steel are iron alloys. They have 87% 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 EN 1.4618 stainless steel and the bottom bar is S41425 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 210
280
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 51
17
Fatigue Strength, MPa 240 to 250
450
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 480 to 500
570
Tensile Strength: Ultimate (UTS), MPa 680 to 700
920
Tensile Strength: Yield (Proof), MPa 250 to 260
750

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 410
390
Maximum Temperature: Mechanical, °C 900
810
Melting Completion (Liquidus), °C 1400
1450
Melting Onset (Solidus), °C 1360
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 13
13
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 39
40
Embodied Water, L/kg 150
120

Common Calculations

PREN (Pitting Resistance) 19
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270 to 280
150
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 170
1420
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24 to 25
33
Strength to Weight: Bending, points 22 to 23
27
Thermal Diffusivity, mm2/s 4.0
4.4
Thermal Shock Resistance, points 15 to 16
33

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.050
Chromium (Cr), % 16.5 to 18.5
12 to 15
Copper (Cu), % 1.0 to 2.5
0 to 0.3
Iron (Fe), % 62.7 to 72.5
74 to 81.9
Manganese (Mn), % 5.5 to 9.5
0.5 to 1.0
Molybdenum (Mo), % 0
1.5 to 2.0
Nickel (Ni), % 4.5 to 5.5
4.0 to 7.0
Nitrogen (N), % 0 to 0.15
0.060 to 0.12
Phosphorus (P), % 0 to 0.070
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.0050