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S44735 Stainless Steel vs. EN 1.4740 Stainless Steel

Both S44735 stainless steel and EN 1.4740 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 84% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is S44735 stainless steel and the bottom bar is EN 1.4740 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
260
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 21
22
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 82
77

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 650
410
Maximum Temperature: Mechanical, °C 1100
900
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 480
490
Thermal Expansion, µm/m-K 11
10

Otherwise Unclassified Properties

Base Metal Price, % relative 21
9.5
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 4.4
2.3
Embodied Energy, MJ/kg 61
32
Embodied Water, L/kg 180
120

Common Calculations

PREN (Pitting Resistance) 42
18
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25

Alloy Composition

Carbon (C), % 0 to 0.030
0.3 to 0.5
Chromium (Cr), % 28 to 30
16 to 19
Iron (Fe), % 60.7 to 68.4
75.4 to 82.7
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 3.6 to 4.2
0 to 0.5
Nickel (Ni), % 0 to 1.0
0 to 1.0
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.045
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
1.0 to 2.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0.2 to 1.0
0