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S44735 Stainless Steel vs. EN 1.4109 Stainless Steel

Both S44735 stainless steel and EN 1.4109 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 81% 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 1.4109 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
250
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 21
19
Fatigue Strength, MPa 300
270
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 82
76
Shear Strength, MPa 390
480
Tensile Strength: Ultimate (UTS), MPa 630
770
Tensile Strength: Yield (Proof), MPa 460
420

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 650
390
Maximum Temperature: Mechanical, °C 1100
820
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
10

Otherwise Unclassified Properties

Base Metal Price, % relative 21
8.5
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 4.4
2.2
Embodied Energy, MJ/kg 61
30
Embodied Water, L/kg 180
110

Common Calculations

PREN (Pitting Resistance) 42
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 520
460
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 23
28
Strength to Weight: Bending, points 21
24
Thermal Shock Resistance, points 20
28

Alloy Composition

Carbon (C), % 0 to 0.030
0.6 to 0.75
Chromium (Cr), % 28 to 30
14 to 16
Iron (Fe), % 60.7 to 68.4
80.7 to 85
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 3.6 to 4.2
0.4 to 0.8
Nickel (Ni), % 0 to 1.0
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
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0.2 to 1.0
0