Titanium 6-2-4-2 (UNS R54620) Near Alpha Alloy

This near alpha alloy is developed primarily for high temperature applications. 6-2-4-2 combines excellent strength and corrosion resistance with considerably good weld and fabrication.

Specifications

Titanium 6-2-4-2 complies to the following standards:

6AL-2Sn-4Zr-2Mo: AMS 4919, AMS 4976, AMS 4979, MIL-T-9046, AB-3, AB-4, MMS1203, DMS 2275, DMS 1879, MIL-T-9046 Type 3 Comp G, AMS 4952, AMS 4975, DIN 3.7164, GE B50 TF22, GE B50TF21, GE B50TF22, GE C50TF7, MIL-F-81556, MIL-F-82142, MIL-F-83142, MIL T-9047, PWA 1220, UNS R54620, GM-3104, B50TF21

Composition

The chemical composition of Titanium 6-2-4-2 Near Alpha Alloy is:

  Al Sn Zr Mo C N H O Si Fe Y Others, Each Others, Total Ti
MIN 5.5 1.8 3.6 1.8 - - - - 0.06 - - - - -
MAX 6.5 2.2 4.4 2.2 0.05 0.05 0.015 0.12 0.1 0.25 0.005 0.1 0.3 Balance

Mechanical Properties

The mechanical properties of Titanium 6-2-4-2 Near Alpha Alloy is:

Thickness, in Tensile Strength, ksi 0.2% offset Yield Strength, ksi Elongation, %
0.025 ≤ 0.062 135,000 125,000 8
> 0.062 ≤ 1.000 135,000 125,000 10
> 1.000 ≤ 3.000 135,000 125,000 10

Applications

The applications of titanium 6-2-4-2 are compressor components, hot airframe skin, and engine afterburner structures.

About California Metal & Supply

California Metal & Supply stocks and distributes hard to find aerospace and aircraft metals. Their specialty is supplying Inconel / Nickel, Titanium, Super Alloys,A286, Aluminum, Stainless 13-8 15-5 17-4 17-7 , 4130, Invar / Kovar, Magnesium sheets, plates, bars, tube & tubing products. California Metal & Supply serve major industries such as aerospace, defense, energy, oil & gas, construction, heat-exchanger, compressor, pressure vessel, chemical & petrochemical, automotive, marine, pharmaceutical, and food & beverage processing.

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This information has been sourced, reviewed and adapted from materials provided by California Metal & Supply.

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