... products9.Company equipments:Smelting equipment : 3 and 4 tons induction furnaces, electric slag furnaces of 0.5t, 1t, t,5t, especially 3 and ... 5 tons electric slag furnaces which feature both unipolar and bipolarity series functions, etc.Processing ... H13, D2, D3, P20 and a large number of other kinds of tool steel for many foreign trade company such as ...