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EN 1.5502 Steel vs. S44700 Stainless Steel

Both EN 1.5502 steel and S44700 stainless steel are iron alloys. They have 67% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.5502 steel and the bottom bar is S44700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120 to 160
200
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 12 to 20
23
Fatigue Strength, MPa 190 to 290
300
Poisson's Ratio 0.29
0.27
Reduction in Area, % 62 to 76
45
Shear Modulus, GPa 73
82
Shear Strength, MPa 280 to 330
380
Tensile Strength: Ultimate (UTS), MPa 400 to 1380
600
Tensile Strength: Yield (Proof), MPa 270 to 440
450

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 13
11

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
18
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
3.6
Embodied Energy, MJ/kg 19
49
Embodied Water, L/kg 47
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41 to 210
120
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 520
480
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 14 to 49
21
Strength to Weight: Bending, points 15 to 35
20
Thermal Shock Resistance, points 12 to 40
19

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.15 to 0.2
0 to 0.010
Chromium (Cr), % 0 to 0.3
28 to 30
Copper (Cu), % 0 to 0.25
0 to 0.15
Iron (Fe), % 98 to 99.249
64.9 to 68.5
Manganese (Mn), % 0.6 to 0.9
0 to 0.3
Molybdenum (Mo), % 0
3.5 to 4.2
Nickel (Ni), % 0
0 to 0.15
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.3
0 to 0.2
Sulfur (S), % 0 to 0.025
0 to 0.020