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S44735 Stainless Steel vs. EN 1.4640 Stainless Steel

Both S44735 stainless steel and EN 1.4640 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S44735 stainless steel and the bottom bar is EN 1.4640 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
190 to 200
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 21
51
Fatigue Strength, MPa 300
230 to 250
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 82
77
Shear Strength, MPa 390
440 to 460
Tensile Strength: Ultimate (UTS), MPa 630
620 to 650
Tensile Strength: Yield (Proof), MPa 460
240 to 260

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 650
420
Maximum Temperature: Mechanical, °C 1100
930
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 21
14
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 4.4
2.8
Embodied Energy, MJ/kg 61
40
Embodied Water, L/kg 180
150

Common Calculations

PREN (Pitting Resistance) 42
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
250 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 520
150 to 170
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 23
22 to 23
Strength to Weight: Bending, points 21
21
Thermal Shock Resistance, points 20
14 to 15

Alloy Composition

Carbon (C), % 0 to 0.030
0.030 to 0.080
Chromium (Cr), % 28 to 30
18 to 19
Copper (Cu), % 0
1.3 to 2.0
Iron (Fe), % 60.7 to 68.4
67.4 to 73.6
Manganese (Mn), % 0 to 1.0
1.5 to 4.0
Molybdenum (Mo), % 3.6 to 4.2
0
Nickel (Ni), % 0 to 1.0
5.5 to 6.9
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.045
0.030 to 0.11
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0.2 to 1.0
0