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S44725 Stainless Steel vs. EN 1.1147 Steel

Both S44725 stainless steel and EN 1.1147 steel are iron alloys. They have 71% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S44725 stainless steel and the bottom bar is EN 1.1147 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
110 to 140
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22
12 to 17
Fatigue Strength, MPa 210
180 to 250
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 320
280
Tensile Strength: Ultimate (UTS), MPa 500
390 to 470
Tensile Strength: Yield (Proof), MPa 310
280 to 370

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
51
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 15
1.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.4
Embodied Energy, MJ/kg 44
18
Embodied Water, L/kg 170
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
40 to 73
Resilience: Unit (Modulus of Resilience), kJ/m3 240
210 to 370
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
14 to 17
Strength to Weight: Bending, points 18
15 to 17
Thermal Diffusivity, mm2/s 4.6
14
Thermal Shock Resistance, points 16
12 to 15

Alloy Composition

Carbon (C), % 0 to 0.015
0.15 to 0.19
Chromium (Cr), % 25 to 28.5
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 67.6 to 73.5
98.3 to 99.25
Manganese (Mn), % 0 to 0.4
0.6 to 0.9
Molybdenum (Mo), % 1.5 to 2.5
0
Nickel (Ni), % 0 to 0.3
0
Niobium (Nb), % 0 to 0.26
0
Nitrogen (N), % 0 to 0.018
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 0.040
0 to 0.3
Sulfur (S), % 0 to 0.020
0 to 0.025
Titanium (Ti), % 0 to 0.26
0