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S44735 Stainless Steel vs. EN 1.4971 Stainless Steel

Both S44735 stainless steel and EN 1.4971 stainless steel are iron alloys. They have 57% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S44735 stainless steel and the bottom bar is EN 1.4971 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
240
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 21
34
Fatigue Strength, MPa 300
270
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 82
81
Shear Strength, MPa 390
530
Tensile Strength: Ultimate (UTS), MPa 630
800
Tensile Strength: Yield (Proof), MPa 460
340

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 650
570
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 480
450
Thermal Expansion, µm/m-K 11
15

Otherwise Unclassified Properties

Base Metal Price, % relative 21
70
Density, g/cm3 7.7
8.4
Embodied Carbon, kg CO2/kg material 4.4
7.6
Embodied Energy, MJ/kg 61
110
Embodied Water, L/kg 180
300

Common Calculations

PREN (Pitting Resistance) 42
38
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
220
Resilience: Unit (Modulus of Resilience), kJ/m3 520
280
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 23
26
Strength to Weight: Bending, points 21
23
Thermal Shock Resistance, points 20
19

Alloy Composition

Carbon (C), % 0 to 0.030
0.080 to 0.16
Chromium (Cr), % 28 to 30
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Iron (Fe), % 60.7 to 68.4
24.3 to 37.1
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 3.6 to 4.2
2.5 to 3.5
Nickel (Ni), % 0 to 1.0
19 to 21
Niobium (Nb), % 0.2 to 1.0
0.75 to 1.3
Nitrogen (N), % 0 to 0.045
0.1 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0.2 to 1.0
0
Tungsten (W), % 0
2.0 to 3.0