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AISI 303 Stainless Steel vs. EN 1.1147 Steel

Both AISI 303 stainless steel and EN 1.1147 steel are iron alloys. They have 72% 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 AISI 303 stainless steel and the bottom bar is EN 1.1147 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 210
110 to 140
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40 to 51
12 to 17
Fatigue Strength, MPa 230 to 360
180 to 250
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 430 to 470
280
Tensile Strength: Ultimate (UTS), MPa 600 to 690
390 to 470
Tensile Strength: Yield (Proof), MPa 230 to 420
280 to 370

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 930
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
51
Thermal Expansion, µm/m-K 17
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 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.4
Embodied Energy, MJ/kg 42
18
Embodied Water, L/kg 140
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
40 to 73
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 440
210 to 370
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 25
14 to 17
Strength to Weight: Bending, points 20 to 22
15 to 17
Thermal Diffusivity, mm2/s 4.4
14
Thermal Shock Resistance, points 13 to 15
12 to 15

Alloy Composition

Carbon (C), % 0 to 0.15
0.15 to 0.19
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 67.3 to 74.9
98.3 to 99.25
Manganese (Mn), % 0 to 2.0
0.6 to 0.9
Nickel (Ni), % 8.0 to 10
0
Phosphorus (P), % 0 to 0.2
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0.15 to 0.35
0 to 0.025

Comparable Variants