FT 518 High-Medium Pressure Gas Regulator - Pietro Fiorentini Saudi Arabia
Direct Operated Regulator

FT 518

High-Medium Pressure Gas Regulator

An unbalanced pressure, lever-operated, direct-operated device for high and medium pressure applications with multiple replaceable orifices. Features top-entry design enabling field maintenance without removing the body from pipework. Includes built-in token relief valve that prevents undesired slam shut trips from minor internal leakages or temperature fluctuations. Modular design permits retrofitting slam-shut valves or integral full monitors.

Top-Entry Design
Up to 69.4 bar
Modular Design

Technical Specifications

Performance
Accuracy Class (AC)Up to 10 (depends on working conditions)
Lock-up Pressure Class (SG)Up to 20 (depends on working conditions)
Inlet Pressure Range (bpu)1.4 to 69.4 bar
Downstream Pressure (Wd)0.34 to 34 bar
Minimum Differential Pressure0.49 bar
Construction
Design PressureUp to 69.4 bar
Operating Temperature-40°C to +60°C
Nominal Sizes3/4″, 1″, 2″
ConnectionsThreaded NPT, flanged or SW (available soon)
Operation TypeLever-operated, direct-operated

Applications

Gas Distribution MP
Gas Distribution LP
District Stations
Small/Medium Industry
Commercial Users
Residential Users
Filtered Non-corrosive Gases

Key Features

Top-Entry Design

Field maintenance without removing body from pipework for reduced downtime.

Modular Design

Supports slam shut valve or integral full monitor retrofit.

Built-in Relief Valve

Integrated token relief valve prevents undesired slam shut trips from minor leakages or temperature fluctuations.

Multiple Orifices

Replaceable orifice options for various applications and flow requirements.

Wide Temperature Range

Operates from -40 to +60 C for extreme environments.

Need More Information?

Our technical team is ready to help you select the right regulator for your application.