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EN 1.4550 Stainless Steel vs. SAE-AISI 1006 Steel

Both EN 1.4550 stainless steel and SAE-AISI 1006 steel are iron alloys. They have 70% 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 EN 1.4550 stainless steel and the bottom bar is SAE-AISI 1006 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
94 to 100
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 42
22 to 33
Fatigue Strength, MPa 210
140 to 210
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 430
230
Tensile Strength: Ultimate (UTS), MPa 620
340 to 370
Tensile Strength: Yield (Proof), MPa 230
180 to 300

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 940
400
Melting Completion (Liquidus), °C 1430
1470
Melting Onset (Solidus), °C 1390
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
53
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 18
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.6
1.4
Embodied Energy, MJ/kg 51
18
Embodied Water, L/kg 140
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
75 to 95
Resilience: Unit (Modulus of Resilience), kJ/m3 140
86 to 240
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
12 to 13
Strength to Weight: Bending, points 21
14 to 15
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 14
10 to 11

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.080
Chromium (Cr), % 17 to 19
0
Iron (Fe), % 64.9 to 74
99.43 to 99.75
Manganese (Mn), % 0 to 2.0
0.25 to 0.4
Nickel (Ni), % 9.0 to 12
0
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0 to 0.050