API 608 Floating Ball Valves

API 608 Oil and Gas Valve


API 608 floating ball valves can be used in a variety of markets and applications:

  • Oil & natural gas markets
  • Petrochemical
  • Power
  • Water treatment

API 608 Product Line

This product range has been designed and developed to meet the requirements of the petrochemical market.

Many features are available including increased thickness and oversized driving train.

The technical characteristics, along with the carefully selected materials used, make these valves ideal for use in standard and severe service conditions. They are especially reliable when used in combination with an actuator unit.

Our API 608 Valves are supplied with NORSOK approved materials according to NORSOK M650.

API 608 Sizes and Ratings

Available Sizes and Ratings for API 608
Rating ->150300600
1″ 1/2


On-off/modulating (as option only)


Side entry, 2 piece, bolted body.

Temperature Range

-196°C to 420°C

  • Design of construction: API 608
  • Pressure and temperature range: ASME B16.34
  • Face to face dimension: ASME B16.10
  • Connections to ASME B16.5 (other connections available on request)
  • Tested to API 598 (Other standards available on request)
  • Firesafe design to API 607/ISO 10497/API 6FA
  • Anti blowout stem
  • Antistatic device
  • Soft and metal seats
  • Various extensions available (extended stem for insulation, extended bonnet for HT, extended bonnet for LT)
  • Manual and automatic operators available
  • Fugitive emission compliant (ISO 15848-1)
  • Type approved: DNV GL Class Program CP 0186 – Valves

In stock: A352/LCC/A351 CF8M (w/SS316 trim and 17 4 PH stem).

Made to order (cast or forged/forged bar):

  • Low alloy CS for high temperature.
  • Other carbon steels.
  • Martensitic, austenitic, superaustenitic, duplex, superduplex stainless steels.
  • Nickel Alloys (Inconel 625, Incoloy 825, Hastelloy, Monel, etc).
  • Titanium.
  • Al Ni Bz.

Supplied with NORSOK approved materials in accordance with NORSOK M650

  • RPTFE (standard).
  • Optional materials: PEEK, PCTFE, VESPEL®, metal to metal (TCC or CCC).
  • FKM (standard).
  • Optional materials: HNBR, EPDM, FFKM, (P)VMQ, graphite.
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