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EN 1.4462 Stainless Steel vs. EN 1.4630 Stainless Steel

Both EN 1.4462 stainless steel and EN 1.4630 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 32 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 1.4462 stainless steel and the bottom bar is EN 1.4630 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 26
23
Fatigue Strength, MPa 370
170
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
76
Shear Strength, MPa 500
300
Tensile Strength: Ultimate (UTS), MPa 780
480
Tensile Strength: Yield (Proof), MPa 520
250

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 430
520
Maximum Temperature: Mechanical, °C 1060
800
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
28
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 17
9.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.6
2.5
Embodied Energy, MJ/kg 49
36
Embodied Water, L/kg 160
120

Common Calculations

PREN (Pitting Resistance) 34
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
92
Resilience: Unit (Modulus of Resilience), kJ/m3 670
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28
17
Strength to Weight: Bending, points 24
18
Thermal Diffusivity, mm2/s 4.0
7.5
Thermal Shock Resistance, points 21
17

Alloy Composition

Aluminum (Al), % 0
0 to 1.5
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 21 to 23
13 to 16
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 63.7 to 71.9
77.1 to 86.7
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 2.5 to 3.5
0 to 0.5
Nickel (Ni), % 4.5 to 6.5
0 to 0.5
Niobium (Nb), % 0
0 to 0.5
Nitrogen (N), % 0.1 to 0.22
0
Phosphorus (P), % 0 to 0.035
0 to 0.050
Silicon (Si), % 0 to 1.0
0.2 to 1.5
Sulfur (S), % 0 to 0.015
0 to 0.050
Titanium (Ti), % 0
0.15 to 0.8