CPC F16K 25/04 (2013.01) [B33Y 40/20 (2020.01); B33Y 80/00 (2014.12)] | 9 Claims |
1. A valve, comprising:
a moveable plug with a coating disposed thereon, the coating having crack lines forming adjacent tiled shapes arranged in a pre-determined pattern,
wherein the crack lines result from thermal cycling of the coating on the moveable plug.
|