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4130 Chrome Moly Flat Bar

Product Description:

4130 Alloy Steel Flat Bar includes the elements of Chromium and Molybdenum, and for this reason, it is commonly referred to as Chromoly. It is widely used in the Aviation and Racing Industries because it has an excellent strength to weight ratio, it is very malleable and it is very easy to weld. 4130 Chromoly, Alloy Steel Flat Bar, is resistant to scaling and oxidation and has a clean, smooth finish.

Also Known As:

4130 Steel, 4130 Flat Bar, Alloy Steel, 4130 Alloy Steel, Aircraft Metal, Chrome Moly, Chromoly, Chromeoly...

Click to view Properties
Normalized Tensile Strength 97,200
Normalized Yield Strength 63,100
Normalized Elongation 25.50%
Normalized Rockwell Hardness B92
Annealed Tensile Strength 81,200
Annealed Yield Strength 52,200
Annealed Elongation 28,200
Annealed Rockwell Hardness B82
Iron (FE) 97.33 - 98.22%
Carbon (C) .28 - .33%
Chromium (Cr) .80 - 1.1%
Manganese (Mn) .40 - .60%
Molybdenum (Mb) .15 - .25%
Phosphorus (P) 0.04%
Sulphur (S) 0.04%
Silicon (Si) .15 - .35%

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