Description

FA2 BALL VALVE WAFER TYPE

Ball valve “wafer type” full bore, manufactured from round bar, according to EN 12516.2; ASME B16.34; ISO 14313; EN 1092-1; EN1759-1; ASME B16.5 ANSI B1.1; ISO 14313; EN 558 (Basic series 100)
Available size from DN 10 to DN 250 in carbon steel,  stainless steel and special steel
Rating PN 6 / PN 10 ÷ 40 / ANSI 150 ÷ 300.
Double seals on body/end junction (patent n°00216919)
Chevron ring on stem.
On request :
– with o’ring on stem (patent n°00219688).
– fire-safe execution according to ISO 10497 API 607
– fire safe execution BS6755 API 607/6FA (patent n° 00219617)
– cryogenic execution ISO 28921
– according to PED 14/68/UE directive
– according to TPED 2010/35/UE directive
– according to ATEX14/34/UE directive
– degrease according to ISO 23208 oxige service
certified in safety system S.I.L. 3.
certified for fugitive emission in class “A” ISO 15848.

Catalogue and Attachments

Standard productions

  • anti blow out proof stem
  • construction and marking BS 5351
  • carbon steel valves painted with first coat of epoxy-polyammidic RAL 5012 35 microns
  • antistatic device BS5146/74
  • top flange ISO 5211
  • all valves 100% air tested under water at 100 psi

On demand accessories

  • PTFE / glass renforced PTFE half shell
  • PTFE seats filled glass – carbon – S.S. – bronze, metal core
  • stem extension
  • cryogenic extension
  • oval handle
  • pneumatic actuator double/single acting
  • electric actuator
  • manual gear box
  • pneumatic/electro-pneumatic positioner