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S32654 Stainless Steel vs. EN 1.4621 Stainless Steel

Both S32654 stainless steel and EN 1.4621 stainless steel are iron alloys. They have 64% 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 S32654 stainless steel and the bottom bar is EN 1.4621 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
25
Fatigue Strength, MPa 450
190
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 82
78
Shear Strength, MPa 590
320
Tensile Strength: Ultimate (UTS), MPa 850
500
Tensile Strength: Yield (Proof), MPa 490
270

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 440
510
Maximum Temperature: Mechanical, °C 1100
970
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 11
21
Thermal Expansion, µm/m-K 15
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 34
14
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 6.4
2.8
Embodied Energy, MJ/kg 87
41
Embodied Water, L/kg 220
140

Common Calculations

PREN (Pitting Resistance) 57
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 330
110
Resilience: Unit (Modulus of Resilience), kJ/m3 570
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29
18
Strength to Weight: Bending, points 25
18
Thermal Diffusivity, mm2/s 2.9
5.7
Thermal Shock Resistance, points 19
17

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.030
Chromium (Cr), % 24 to 25
20 to 21.5
Copper (Cu), % 0.3 to 0.6
0.1 to 1.0
Iron (Fe), % 38.3 to 45.3
74.4 to 79.7
Manganese (Mn), % 2.0 to 4.0
0 to 1.0
Molybdenum (Mo), % 7.0 to 8.0
0
Nickel (Ni), % 21 to 23
0
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0.45 to 0.55
0 to 0.030
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.015