DOUBLE BLOCK AND BLEED VALVES

  • Compact Design Ball Needle Ball Configuration

  • Forged Single Piece and Two/Three Piece Bolted Design Options

  • Fire Safe as per API 6FA

  • Anti-Blow-Out Ball Tip Stem design as Standard of Vent Needle Valves

Valve Body Construction

  • Single, Two and Three Piece Screwed and Bolted Design

Ball Design Construction

  • Floating and Trunnion mounted

End Connection Variants

  • Flange x Flange, Flange x Threaded
  • Flange Variants – RF and RTJ

End Connections

  • NPT, BSPT and Flanged as Standard

Size range

  • 1/2” to 2” and 12mm to 50mm Flange
  • End and Male/Female Threaded Pipe End Connections

Bore/Port Options

  • Reduced and Full Bore options

Operating Pressure Range

  • Class150 to Class 4500

Gland Seal Materials

  • PTFE, RPTFE as Standard for Bleed Needle Valve and Ball Valve Stem
  • Graphite on request in High Temperature Applications

Ball Valve Seat Materials

  • PTFE as Standard up to 200°C
  • Graphite for temperatures up to 640°C

Design Standards

– Shell Design

  • In Accordance with ASME B16.34

– Flange

  • In Accordance with ASME B16.5(RF/RTJ)

– Threads

  • ANSI B1.20.1

– Pressure Test

  • ASME B16.34, API 6D
  • Fire Safe as per API 607
  • Oil & Gas

  • Chemical & Petrochemical

  • Power Generation

  • Food & Beverage

Note: – As a drive for continuous improvements of our products, Powerlok reserves the right to change the descriptions contained in this brochure without prior notice. Consult local Agent or Factory for revisions and/or service related issues.