Dival SQD-6 direct operated gas regulator with built-in cartridge filter, 2 inch inlet, 3 inch outlet, by Pietro Fiorentini H2 Ready
Direct Operated Regulator

Dival SQD-6 Medium-Low Pressure Gas Regulator

A direct-operated gas pressure regulator controlled by a diaphragm and contrasting regulated spring action. Designed for filtered gaseous fluids in medium and low pressure natural gas distribution networks. Hydrogen-ready for NG-H2 blending applications. Meets EN 334 Fail Open classification.

Supplied and supported across Saudi Arabia, the GCC and the Middle East from Al Khobar

H2 Ready
Up to 6 bar
Fail Open

Technical Specifications

Performance
Accuracy Class (AC)Up to 10 / up to 1% absolute
Lock-up Pressure Class (SG)Up to 20
Outlet Pressure Range (Wd)10 to 300 mbar
Inlet Pressure Range (bpu)(Pd + 0.1) to 6 bar
Min. Working Differential Pressure0.1 bar
Construction
Design PressureUp to 6 bar
Design Temperature-20°C to +60°C
Available Sizes2″ inlet, 3″ outlet
Flanging StandardsClass 150 RF (ASME B16.5), PN 16/25 (ISO 7005)
Fail ModeFail Open (EN 334)

Applications

Medium Pressure Distribution
Low Pressure Distribution
Gas Networks
NG-H2 Blending
Filtered Gaseous Fluids

Key Features

Hydrogen Ready

Ready for natural gas-hydrogen blending applications.

Spring Regulated

Diaphragm control with contrasting regulated spring action.

Fail Open Safety

Meets EN 334 Fail Open classification for enhanced safety.

High Accuracy

Achieves accuracy class up to 10 or 1% absolute depending on conditions.

Flexible Sizing

2″ inlet with 3″ outlet configuration for versatile installations.

Filtered Gas Design

Optimized for filtered gaseous fluids in distribution networks.

Frequently asked questions

What sizes does the Dival SQD-6 have?

The Dival SQD-6 has a 2 inch inlet and a 3 inch outlet, flanged Class 150 RF or PN 16. It takes inlet up to 6 bar and controls the outlet from 10 to 300 mbar. Like the other SQD models it has a built-in replaceable cartridge filter, is classified Fail Open under EN 334 and is compatible with 20% hydrogen blending.

Which safety devices can be fitted to the Dival SQD-6?

The flyer lists an LA slam shut and a relief valve as accessories, and the design includes a token relief valve (IRV). Lock-up class is up to 20, depending on version and set point. If your line is 2 inch on both sides, the Dival SQD-2 is the matching model.

Do you supply the Dival SQD-6 across the GCC?

Yes. Our Al Khobar team supplies and supports the Dival SQD-6 for gas distribution projects in Saudi Arabia, the UAE, Qatar, Kuwait, Bahrain and Oman. Contact us with your pressures, flow and accessory needs, and we will prepare a quotation.

Need More Information?

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