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S44700 Stainless Steel vs. EN 1.4404 Stainless Steel

Both S44700 stainless steel and EN 1.4404 stainless steel are iron alloys. They have 87% 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 S44700 stainless steel and the bottom bar is EN 1.4404 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
190 to 270
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
14 to 43
Fatigue Strength, MPa 300
220 to 320
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 82
78
Shear Strength, MPa 380
420 to 550
Tensile Strength: Ultimate (UTS), MPa 600
600 to 900
Tensile Strength: Yield (Proof), MPa 450
240 to 570

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
950
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 18
19
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.6
3.8
Embodied Energy, MJ/kg 49
52
Embodied Water, L/kg 180
150

Common Calculations

PREN (Pitting Resistance) 42
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 480
140 to 800
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
21 to 32
Strength to Weight: Bending, points 20
20 to 26
Thermal Shock Resistance, points 19
13 to 20

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.030
Chromium (Cr), % 28 to 30
16.5 to 18.5
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 64.9 to 68.5
62.8 to 71.5
Manganese (Mn), % 0 to 0.3
0 to 2.0
Molybdenum (Mo), % 3.5 to 4.2
2.0 to 2.5
Nickel (Ni), % 0 to 0.15
10 to 13
Nitrogen (N), % 0 to 0.020
0 to 0.1
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015