K-204＝11
Graphite and Metal Seated Steel Ball Valves Service Temperature: up to 932゜ F Unconditional Firesafe Provision ■ Metal seated ball valves rated ASME Class 150/300/600 for highly abrasive control and throttling service. ■ Hard graphite seated ball valves rated ASME Class 150/300 for low abrasive fluid control service.