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EN 1.4477 Stainless Steel vs. S44735 Stainless Steel

Both EN 1.4477 stainless steel and S44735 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4477 stainless steel and the bottom bar is S44735 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
220
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 22 to 23
21
Fatigue Strength, MPa 420 to 490
300
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 81
82
Shear Strength, MPa 550 to 580
390
Tensile Strength: Ultimate (UTS), MPa 880 to 930
630
Tensile Strength: Yield (Proof), MPa 620 to 730
460

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 460
650
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 13
11

Otherwise Unclassified Properties

Base Metal Price, % relative 20
21
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 3.7
4.4
Embodied Energy, MJ/kg 52
61
Embodied Water, L/kg 190
180

Common Calculations

PREN (Pitting Resistance) 41
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 190
120
Resilience: Unit (Modulus of Resilience), kJ/m3 940 to 1290
520
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 31 to 33
23
Strength to Weight: Bending, points 26 to 27
21
Thermal Shock Resistance, points 23 to 25
20

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 28 to 30
28 to 30
Copper (Cu), % 0 to 0.8
0
Iron (Fe), % 56.6 to 63.6
60.7 to 68.4
Manganese (Mn), % 0.8 to 1.5
0 to 1.0
Molybdenum (Mo), % 1.5 to 2.6
3.6 to 4.2
Nickel (Ni), % 5.8 to 7.5
0 to 1.0
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0.3 to 0.4
0 to 0.045
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0
0.2 to 1.0