iron, nickel and steel and metallic alloys without expansion in the form of sheets, rods, bars and/or billets, each used for the manufacture of shadow-masks for television, plates for precision capacitors, thermostats, echo-boxes for radar equipment, metrology, thermostatic bimetals, precision pendulums, precision molds and dies, parts of precision machine tools, telescope parts, membrane tanks of ships, cryogenic pipes, LNG onshore tanks, anode buttons for television, flash cubes, lead frames for integrated circuits, power semi-conductors, parts for electronic tubes, hybrid and printed circuit boards, surface mounted components, multilayers used for power and ground planes and magnetic shieldings