Series 7/ 8 trunnion mounted ball

Default firesafe design and NACE versions available.

Features

  • Cast body with ISO 5211 top plate for direct mounting
  • Double seal combination of O-rings and fire safe spiral wound gasket for perfect body joint sealing
  • O-ring stem sealing with (2) pre-energized graphite seals for emission control
  • SPE x SPE seats as standard (DBB). DPE x DPE seats (DIB-1) and SPE x DPE seats (DIB-2) available
  • Primary soft seal and a secondary metal seat for fire safe design
  • Anti-blowout proof stem design
  • Fully machined body bore provides less resistance to flow hence increasing flow

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Series 7/ 8 trunnion mounted ball

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Dati tecnici

Body Type Flanged (RF, RTJ), Buttweld
Body CS, SS, Duplex SS
Ball CS + ENP, CF8M, CF3M, Duplex SS
Stem 410 SS, 316 SS, 304 SS, XM-19, Duplex SS
Seat RTFE, PEEK, Devlon, Nylon, Viton
Seat Seal HNBR, FKM
Size Range

Series 7 - 2" to 14“ (DN 50 to 350)

Series 8 - 16” to 24” (DN 400 to 600)
Pressure Rating

Class 150 - 1500 Full and Reduced Bores
Design Standard

API 6D, ASME B16.34
Testing Standard

API 6D, API 598, ISO 5208