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EN 1.4874 Stainless Steel vs. S44700 Stainless Steel

Both EN 1.4874 stainless steel and S44700 stainless steel are iron alloys. They have 55% of their average alloy composition in common. There are 28 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 EN 1.4874 stainless steel and the bottom bar is S44700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
200
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 6.7
23
Fatigue Strength, MPa 180
300
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 80
82
Tensile Strength: Ultimate (UTS), MPa 480
600
Tensile Strength: Yield (Proof), MPa 360
450

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 560
460
Maximum Temperature: Mechanical, °C 1150
1100
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 15
11

Otherwise Unclassified Properties

Base Metal Price, % relative 70
18
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 7.6
3.6
Embodied Energy, MJ/kg 110
49
Embodied Water, L/kg 290
180

Common Calculations

PREN (Pitting Resistance) 34
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
120
Resilience: Unit (Modulus of Resilience), kJ/m3 310
480
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16
21
Strength to Weight: Bending, points 16
20
Thermal Shock Resistance, points 11
19

Alloy Composition

Carbon (C), % 0.35 to 0.65
0 to 0.010
Chromium (Cr), % 19 to 22
28 to 30
Cobalt (Co), % 18.5 to 22
0
Copper (Cu), % 0
0 to 0.15
Iron (Fe), % 23 to 38.9
64.9 to 68.5
Manganese (Mn), % 0 to 2.0
0 to 0.3
Molybdenum (Mo), % 2.5 to 3.0
3.5 to 4.2
Nickel (Ni), % 18 to 22
0 to 0.15
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 2.0 to 3.0
0