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S44625 Stainless Steel vs. EN 1.4724 Stainless Steel

Both S44625 stainless steel and EN 1.4724 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 85% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is S44625 stainless steel and the bottom bar is EN 1.4724 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22
16
Fatigue Strength, MPa 240
170
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
75
Shear Strength, MPa 370
340
Tensile Strength: Ultimate (UTS), MPa 590
550
Tensile Strength: Yield (Proof), MPa 360
280

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 450
390
Maximum Temperature: Mechanical, °C 1100
850
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 17
21
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 14
7.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.0
Embodied Energy, MJ/kg 39
28
Embodied Water, L/kg 160
110

Common Calculations

PREN (Pitting Resistance) 30
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
73
Resilience: Unit (Modulus of Resilience), kJ/m3 310
210
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
20
Strength to Weight: Bending, points 20
19
Thermal Diffusivity, mm2/s 4.6
5.6
Thermal Shock Resistance, points 19
19

Alloy Composition

Aluminum (Al), % 0
0.7 to 1.2
Carbon (C), % 0 to 0.010
0 to 0.12
Chromium (Cr), % 25 to 27.5
12 to 14
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 69.4 to 74.3
82.2 to 86.6
Manganese (Mn), % 0 to 0.4
0 to 1.0
Molybdenum (Mo), % 0.75 to 1.5
0
Nickel (Ni), % 0 to 0.5
0
Nitrogen (N), % 0 to 0.015
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.4
0.7 to 1.4
Sulfur (S), % 0 to 0.020
0 to 0.015