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Contract Heat Treatment Association

The trade association for those whose main activity is the provision of subcontract heat treatment services, the Contract Heat Treatment Association speaks for over 70 UK companies representing about 70% of contract processing capacity in Great Britain.


Formed in 1973 to promote the business of heat treatment by specialist contractors, the Association has also been responsible for upgrading and maintaining standards in the industry.  Various committees deal with technical, administrative and publicity matters. CHTA recently became affiliated with the Surface Engineering Association.


CHTA publications include the quarterly ‘Hotline’ newsletter and the valuable ‘Buyers Guide to Contract Heat Treatment’, currently in its 10th Edition. Amongst other things, CHTA’s new website ( now provides an automated search facility for those seeking appropriate contract heat treatment facilities. It also offers down-loadable ‘Datasheets for Non-heat treaters’ to assist the engineering community in selecting, specifying and designing for heat treatment processes.


Contact: Contract HeatTreatment Association, c/o SEA, Federation House,

10, Vyse Street, Birmingham B18 6LT.
Tel: 0121 329 2970 or 0121 237 1123,  
Fax: 0121 237 1124;





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© Surface Engineering Association
Federation House, 10 Vyse Street
Birmingham, B18 6LT, UK

T: 0121 237 1123
F: 0121 237 1124