thomas-brian

Monoflange Valves

relief-valves
FEATURES

  • Compact Design Needle Type Configuration

  • Fire Safe as per API 6FA

  • Metal Valve Seat with leak tested tightness as per BS6755 / ISO 5208 leakage rate A.

TECHNICAL SPECIFICATIONS
Valve Body Construction

  • Single Piece Design

End Connection Variants

  • Flange x Flange, Flange x Threaded

  • Flange Variants – RF and RTJ

Valve Type

  • OS & Y, Screwed, Anti-Temper Bonnet Assembly

EndConnections

  • 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

Operating Pressure Range

  • Class150 toClass 2500

Gland Seal Materials

  • PTFE, RPTFE as Standard for Bleed Needle Valve and Ball Valve Stem

  • Graphite on request in High Temperature Applications

Needle Valve Seat Materials

  • PTFE as Standard up to 200oC

  • Graphite for temperatures up to 640oC

Design Standards

  • Shell Design - In Accordance with ASME B16.34

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

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