Ball valve

levercontrolcryogenic

Meets ASME B16.5, ASME B16.34, API 608, API 598. ● Face-to-face dimensions meet ASME B16.10 long pattern. ● Gear actuator standard on 8–24"" (200–600 mm) SB-150/300 and 6 –12"" (150–300 mm) SB-600 valves. ● Memoryseal seats compensate automatically for wear and fluctuations of pressure and temperature. ● Long cycle life. ● Low torques. ● Blowout-proof stem. ● Stem bearing reduces side thrust. ● Multiple solid PTFE or chevron type stem seal (adjustable). ● Live-loaded thrust washer prevents galling and provides secondary stem seal. ● Fully enclosed spiral wound graphite filled stainless body gasket. ● Locking devices optional on 1⁄2– 6"" (15–150 mm) valves (SB-600 up to 4"" (100 mm)). ● Air vent on all balls. ● Fire safe to API 607, BS 6755: 1) Body gasket SS 316 and graphite (standard); 2) Ball seats on body edge; 3) Stem shoulder seats on body.