How do I adjust the flow on the Brass Pneumatic Throttle Valve MRF/B and what screwdriver size is required?

How do I adjust the flow on the Brass Pneumatic Throttle Valve MRF/B and what screwdriver size is required? Adjustment is done via the integrated adjustment screw: turn the screw clockwise to decrease flow (more restriction) and counterclockwise to increase flow. The mechanism is designed for straightforward, accurate setting with a standard screwdriver—use a flathead (slotted) screwdriver sized to fit the slot snugly (typically a medium size, around 3–4 mm blade width) to ensure proper engagement and avoid damaging the screw. Make adjustments slowly while monitoring system performance; the valve is suitable for working pressures up to 10 bar and ambient temperatures -10°C to +70°C.

Can the Brass Pneumatic Throttle Valve MRF/B be used in systems operating continuously at 10 bar and what maintenance is recommended to ensure long-term reliability?

Yes. The Brass Pneumatic Throttle Valve MRF/B is rated for working pressures up to 10 bar, so it can be used continuously at 10 bar provided the system stays within the stated temperature range (‑10°C to +70°C) and installation follows manufacturer guidelines. Recommended maintenance for long‑term reliability: - Regular visual inspection: check for external damage, corrosion, leaks at connections and the plug coupling. - Leak test: periodically pressurize and inspect joints and hose plug for leaks, especially after reassembly. - Cleanliness: keep ports and hoses free of dirt, debris and condensation; use lubricated, filtered, and dried compressed air to reduce contamination. - Adjustment check: verify the screw adjustment for correct setting and smooth operation; avoid over‑torquing the adjustment screw. - Seal replacement: replace O‑rings/seals and worn components at first signs of deterioration or leakage. - Service intervals: develop a schedule based on operating hours, duty cycle and environment (aggressive or dirty environments require more frequent checks). - Proper assembly: ensure the plug connection is fully engaged and hoses are routed without strain to prevent mechanical wear. Following these practices preserves the valve’s performance, accuracy and service life under continuous 10 bar operation.

Brass Pneumatic Throttle Valve MRF/B

All products, Pneumatic valves/

Additional information

Material	B – brass (bronze)

The MRF/B throttle valve is a reliable solution designed for precise bidirectional flow control, ensuring smooth regulation of compressed air both during filling and venting in pneumatic systems. Engineered with a practical plug connection, it allows quick and effortless disassembly of pneumatic hoses, minimizing downtime and simplifying maintenance. The adjustment mechanism, operated with a standard screwdriver, provides accurate and user-friendly flow setting, making it ideal for applications that demand consistent performance. With a nominal flow specified at 6.3 bar in the throttled direction, the valve guarantees efficiency and stability under varying operating conditions. Built to withstand working pressures up to 10 bar and temperatures ranging from -10°C to +70°C, it delivers dependable functionality even in demanding environments. The robust body, crafted from nickel-plated brass, ensures durability, corrosion resistance, and long service life, making the MRF/B throttle valve a cost-effective and high-quality choice for modern pneumatic installations.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Price	Quantity	Actions	Catalogue
MW-9001604	Throttle valve MRF/B, hose 5 mm, GZ BSP 1/8"	-	10	In stock	0 €		Enquiry

Do you need a larger quantity of products or a bespoke quote?

Call us: +91 8 925 918 796 or email us: chennai@tubes-international.com

SEND ENQUIRY

The MRF/B throttle valve is a reliable solution designed for precise bidirectional flow control, ensuring smooth regulation of compressed air both during filling and venting in pneumatic systems. Engineered with a practical plug connection, it allows quick and effortless disassembly of pneumatic hoses, minimizing downtime and simplifying maintenance. The adjustment mechanism, operated with a standard screwdriver, provides accurate and user-friendly flow setting, making it ideal for applications that demand consistent performance. With a nominal flow specified at 6.3 bar in the throttled direction, the valve guarantees efficiency and stability under varying operating conditions. Built to withstand working pressures up to 10 bar and temperatures ranging from -10°C to +70°C, it delivers dependable functionality even in demanding environments. The robust body, crafted from nickel-plated brass, ensures durability, corrosion resistance, and long service life, making the MRF/B throttle valve a cost-effective and high-quality choice for modern pneumatic installations.