IT ENG 12/31/2014 - Aisi 302 Extra League Values WHAT IS THE EXTRA ALLOY? The alloy surcharge is a price supplement, calculated on the basis of the prices of the alloying elements (nickel, chromium and molybdenum), which is added to the basic price of stainless steel. This surcharge is due to the difficulty in finding some raw materials, such as nickel, which therefore creates fluctuations in the price of special steels. View the Extra Lega 2012 table by clicking here . View the Extra Lega 2013 table by clicking here . View the Extra Lega 2014 table by clicking here . View the Extra Lega 2015 table by clicking here . Sign up to be updated on: last news technical handouts * by clicking "send" you are consenting to the processing of data Home page Company Products Materials News and events Contacts Privacy Map Credits MOLLIFICIO Brescia Srl Via Seradello, 223 / A 25060 Ponte Zanano (BS) Tel. 030.8911700 Fax. 030.8911707 Email. info@mollificiobrescia.it VAT number and CF 02787840988 REA 479023 Share capital: € 100.000 iv