Grove BT1 & BT2 top entry ball valve

BT1 STANDARD FEATURES

• Triple barrier stem seals
• Anti-Blow Out stem design
• Stem emergency grease fitting
• Low friction metal-backed self lubricating
  PTFE sleeve bearing and thrust washers
• Trunnion mounted ball
• Plastic polymer insert for seat sealing
• Double Piston Effect seats (DPE)
• Relief valve in the body cavity
• Nickel plating on pressure controlling parts and stem in function of the trim material
• Body thickness in accordance with ASME B16.34
• End Flange dimensions in accordance with
  API Standard 6D
• Adapter plate with integral position indicator
• In-line maintainable
• API 6FA Fire Safe Design
• Standard Design as per API 6D

FEATURES UPON REQUEST

• Self-relieving seats and duel seat design
• Lubricated seats
• Features for vertical installation
• Special Flanges or End Connections in accordance with customer requirements
• Special Face-to-Face and bore sizes
• PTFE spring energized lip seals for stem sealing
• Anti-static device
• Metal-to-Metal seat sealing
• Double-Block-and-Bleed
• AISI 316 and Inconel 625 overlay on all sealing areas
• AISI 316 and Inconel 625 overlay on all wetted areas
• Explosive decompression resistant seals
• Explosive decompression resistant seals
• NACE MR0175 / ISO 15156

BT2 STANDARD FEATURES

• Triple barrier stem seals
• Anti-Blow Out stem design
• Stem and seats emergency grease fittings
• Low friction metal-backed self lubricating PTFE sleeve bearing and thrust washers
• Trunnion mounted ball
• Primary Metal-to-Metal seal and protected
  secondary O-ring seal up to ASME Class 900, for the higher classes Plastic Polymer insert for seat sealing
• Double Piston Effect seats (DPE)
• Pressure relief valve in the body cavity
• Nickel plating on pressure controlling parts and stem in function of the trim material
• Body thickness in accordance with ASME B16.34
• End Flange dimensions in accordance with
  API Standard 6D
• Adapter plate with integral position indicator
• Factory positioned external stops
• In-line maintainable
• API 6FA Fire Safe Design
• Standard Design as per API 6D

FEATURES UPON REQUEST

• Self-relieving seats and dual seat design
• Lubricated seats
• Special flanges or end connections in accordance with customer requirements
• Special Face-to-Face and bore sizes
• PTFE spring energized lip seals for sealing
• Anti-static device
• Metal-to-Metal seat sealing
• Double-Block-and-Bleed
• Features for vertical pipe installation
• AISI 316 and Inconel 625 overlay on sealing areas
•  AISI 316 and Inconel 625 overlay on all overllay on all wetted areas
• Explosive decompression resistant seals
• NACE MR0175 / ISO 15156