BS 3504:1962
$86.31
Specification for magnesium-activated nickel for cathodes of electronic tubes and valves
Published By | Publication Date | Number of Pages |
BSI | 1962 | 10 |
Specifies the composition, mechanical properties and finish of two grades of magnesium-activated nickel (0.075 and 0.050 per cent magnesium) in the form of tube, strip, tape or wire used in the manufacture of oxide-coated cathodes for electronic tubes and valves.