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EN 1.4659 Stainless Steel vs. S44700 Stainless Steel

Both EN 1.4659 stainless steel and S44700 stainless steel are iron alloys. They have 69% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4659 stainless steel and the bottom bar is S44700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
200
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 49
23
Fatigue Strength, MPa 460
300
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 81
82
Shear Strength, MPa 640
380
Tensile Strength: Ultimate (UTS), MPa 900
600
Tensile Strength: Yield (Proof), MPa 480
450

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 440
460
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 16
11

Otherwise Unclassified Properties

Base Metal Price, % relative 37
18
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 6.5
3.6
Embodied Energy, MJ/kg 89
49
Embodied Water, L/kg 220
180

Common Calculations

PREN (Pitting Resistance) 54
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 370
120
Resilience: Unit (Modulus of Resilience), kJ/m3 550
480
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 31
21
Strength to Weight: Bending, points 25
20
Thermal Shock Resistance, points 19
19

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.010
Chromium (Cr), % 23 to 25
28 to 30
Copper (Cu), % 1.0 to 2.0
0 to 0.15
Iron (Fe), % 35.7 to 45.7
64.9 to 68.5
Manganese (Mn), % 2.0 to 4.0
0 to 0.3
Molybdenum (Mo), % 5.5 to 6.5
3.5 to 4.2
Nickel (Ni), % 21 to 23
0 to 0.15
Nitrogen (N), % 0.35 to 0.5
0 to 0.020
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.7
0 to 0.2
Sulfur (S), % 0 to 0.010
0 to 0.020
Tungsten (W), % 1.5 to 2.5
0