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Ti 6-2-4-2

A titanium-aluminium-tin-zirconium-molybdenum alloy, Titanium 6-2-4-2 is primarily used for applications requiring high strength and toughness.

Excellent resistance to fatigue and crack propagation, Ti 6-2-4-2 has outstanding resistance to corrosion in a wide range of media.

Inventory

Product form Size range from Size range to
Ti 6-2-4-2 round bar 6.35 mm 500 mm
Ti 6-2-4-2 sheet & plate 0.508 mm 101.6 mm
Ti 6-2-4-2 welding wire 0.76 mm 1.52 mm

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Round Bar

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Sheet & Plate

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Welding Consumables

Chemical Analysis

% 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

Applications

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Ideal for the motorsport industry

Ti 6-2-4-2 can be used in a variety of applications, here are just a few examples:

  • Compressor discs and blades
  • Airframe structure andskin
  • Engine afterburner components
  • Hush kits
  • Motorsport components

About Ti 6-2-4-2

A near-alpha alloy, primarily used due to its high strength and toughness, Ti 6-2-4-2 has good creep resistance up to 550°C.

The forging and machining characteristics of  Ti 6-2-4-2 are similar to those of Ti 6Al-4V.

The weldability of Ti 6-2-4-2 is fair, using AMS 4952 weld wire. Several different treatments are available.

Sheet & Strip under 0.1875″ thickness: Duplex anneal: 899°C, 30 minutes, air cool, followed by 787°C 15 minutes, air cool.

Triplex anneal: 899°C 30 minutes, air cool, followed by 787°C 15 minutes air cool, 593°C 2 hours air cool.

Plate 0.1875 inch thickness and over: Duplex anneal: 343°C 60 minutes, air cool, followed by 593°C  8 hours air cool. Triplex anneal: 899°C 30 minutes, air cool, followed by 787°C, 15 minutes air cool, 593°C 2 hours air cool.

Bar and Forgings: Duplex anneal: Solution anneal 25 – 50°C below. Beta transus 1 hour, air cool or faster, 593°C 8 hours air cool.

For more information on Ti 6-2-4-2  Contact us today, or fill in our online quote form!

Properties

Density:
4.429 g/cm³
Modulus of Elasticity /x105 MPa:
1.14
Thermal Conductivity /kcal/(hr.m.°C):
5.952
Beta Transus:
996°C

Specifications

UNS Number:
UNS R56400
W.Nr.Number:
3.7164, 3.7165
Standards:
ASTM B265, 348, 381,363, MSRR8610, 8614. 8652, AMS 4911, 4920, 4928, 4934, 4935, 4965, 4967, 6930, 6931,6931B, B337,B338
Download the Ti 6-2-4-2 Data Sheet Download

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