| abstract |
A spark plug for providing an ignition spark has a center electrode (19). At least a portion of the center electrode (19) contains an alloy material from an alloy family of M-CrAlY wherein M is nickel, cobalt, iron or a combination of these elements and Cr is chromium, Al is aluminum, Y is an element from the group yttrium, zirconium, hafnium or titanium. |