Argus FK75F Full Valve
Argus FK75F Left Side Cutaway
Product Brand
Floating Ball Valves
About this product

Built for the toughest applications, the Argus FK75F metal-seated floating ball valve is the ideal choice for applications that demand reliable, tight shut-off and uncompromising metal sealing. These include high-pressure, high-temperature (HPHT) severe service applications in a vast array of industries. The Argus FK75F valve is suited for applications where hydrocarbons are converted into gas, diesel, jet fuel or other upgraded products, as well as other severe applications such as superheated steam, applications with abrasive media, coking applications, mining applications, and power applications to name a few.

... Read more Read less
Superior shutoff
Gas-tight sealing

Fastest Purge
60 - 90 s

Field Maintenance
Modular trim

Uncompromised sealing - Ball, metal-seated hard- faced seat rings, and spring components provide a continuous seal

Simplified maintenance Stem and drive train can be replaced without complete valve disassembly

Longer service life Corrosion - and erosion-resistant materials and thermally sprayed coatings on ball, seat rings and springs

Higher stem strength One-piece solid stem shaft withstands 200% operating pressure

Standards: API 608, ASME B16.34, ASME B16.10, API 598; ANSI Cl FCI 70.1 Class V & VI, API 607, ISO 158481-1, API 641, SIL, PED

Pressure Class Range: Class 150, 300, 600, 900, 1500, 2500

For Class 4500, please consult factory

Temperature: -29°C to 538°C (-50°F to 1,000°F)

Consult factory for temperatures above 538°C/1000°F

Size Range: NPS 1/2 to 36

Materials: Carbon Steel A105/A350 Grade LF2 / Stainless Steel A-182 F316/A182 F347H / Titanium / Duplex F51 / Inconel / Hastelloy

Other materials available on request, please consult factory.

Uni-directional, bi-directional with preffered pressure direction or bi-direction (on request)

Unique Purge system prevents valve lock-up and significant reduces in costs to purge valves in severe services

HVOF and Spray & Fused coatings for customized solutions base on our in-house coating and automated lapping capabilities

Find Flowserve representatives near you


Find your closest Flowserve resource for new products and replacement parts. We can help improve performance and safety throughout your operation.

Search Sales Contactsright-arrow

Searching for a service or repair for your equipment? Connect with a nearby Quick Response Center (QRC) to resolve problems and optimize equipment.

Find Servicesright-arrow

Are you looking for thought leaders with the expertise you need in your industry? We have industry and application specialists around the world who can assist you.

Locate Industry Expertsright-arrow