TTI - Letchworth Plant

TTI Group Heat Treatment & Surface Treatment

Surface Engineering and Heat Treatment Specialists

TTI - Letchworth

The TTI Group heat treatment facility at Letchworth is the largest within the organisation. It provides an extensive range of heat treatment processes for industry based in the East Midlands, East Anglia, and the South East of England. All of the traditional processes such as case hardening, induction hardening, nitriding, nitrocarburising and vacuum heat treatment are available on one site. A fully equipped laboratory and an extensive transport network support the production facilities.

Approvals
TTI Group is well equipped to service a wide range of customers from its Letchworth site. Indeed the site carries many approvals from well established engineering companies such as Rolls-Royce, BAe Systems, TRW Aeronautical Engineering, Royal Ordnance and GEC. Letchworth is also CAA approved and like all of the TTI group companies is approved to ISO 9001:2008.

HIP
The site also houses TTI's Hot Isostatic Pressing (HIP) facility which has been expanded with a £2 million investment over the course of 2001. This particular facility services customers throughout the whole of the UK.

Experience

Experienced personnel and metallurgical staff who run the facility bring vast experience and know how directly to the customer ensuring that excellent service and quality is delivered as a matter of course. The plant operates on a 24 hour basis Monday to Friday and provides continuity of production at weekends with daytime operation.

Whilst the bulk of the heat treatment undertaken is applied to steel, processes are also available for nickel alloys, titanium alloys, cast irons and aluminium alloys. To see if we can support your heat treatment / surface engineering requirements contact us.

Letchworth plant has a large Vacuum processing department containing six furnaces of varying sizes and specifications capable of treating a large cross-section of materials for many different applications. Some of the processes available include hardening and tempering, annealing, stress relieving, solution/ageing treatments and vacuum brazing.