EN 558-1 Series 1 Relief Valve, Class 150-300 Pressure Range

• Customization: Available
• Temperature: Low Temperature
• Media: Oil, Water
• Model NO.: F8055
• Standard: Standard
• Connection Mode: Flange
• Power: Hydraulic
• Material: Ductile Iron/Stainless Steel/Bronze
• Type: Self-Operated
• Pressure range: PN10-16-25-40/Class 150-300
• Design: EN 1074-5
• Face to face: EN 558-1 Series 1
• Flange drilling: EN 1092-2/ISO 7005-2/ANSI/AS2129 or AS4087
• Coating: Thermoplastic Powder Epoxy
• Transport Package: Wooden Box
• Specification: DN50-DN1200
• Trademark: WALTER, OEM
• Origin: China
• Production Capacity: 5000pieces/Year

Product Description

Surge Anticipating Relief Valve

F8055 Series

Application Range

• Ideal for Pump Stations: Designed to meet the specific demands of pump stations, ensuring efficient and reliable operation.

• Versatile Use in Storage Tanks / Reservoir: Perfect for maintaining stability and safety in storage tanks and reservoirs.

• Essential for Water Supply Systems: Key component in water supply systems, promoting seamless flow and pressure management.

• Integral to Water Treatment and Distribution Systems: Enhances the performance and reliability of water treatment and distribution infrastructures.

• Power Station Cooling Lines: Critical for the efficient cooling processes in power stations, ensuring optimal performance.

Testing and Remarks

▪ Body Strength Test: Adheres to BS EN 12266-1 standards, tested at 1.5 times the nominal pressure (PN) for robustness.

▪ Seal Tightness Test: Conducted as per BS EN 12266-1 standards, ensuring a seal integrity at 1.1 times the nominal pressure (PN).

Main Valve

Features
• Innovative Design: Top and seat ring guided stem and diaphragm assembly promise long-lasting performance and dependability.

• Advanced Corrosion Resistance: All iron components are expertly fusion epoxy bonded for unmatched protection against corrosion.

Comprehensive Coating: Fully coated body and disc, both internally and externally, with a standard thickness of 250 microns. Thicker coatings available on request.

• Effortless Maintenance: Designed for easy servicing without the need to remove from the primary line.

• Durability and Precision: Nylon reinforced diaphragm ensures extended service life with a drip-tight shut-off feature.

• Precision Control: Globe design facilitates superior control characteristics, optimizing system performance.

• Robust Construction: Ductile iron bodies offer superior strength and durability, with optional Stainless Steel or Bronze bodies available.

• Superior Corrosion Resistance: Stainless steel seat and disc retainer ring for enduring protection against corrosion.

• Customizable Configurations: A wide range of pilots and accessories allow for customization to suit diverse applications.

• Optional Enhancements: Special V-Port and double chamber configurations available; consult factory for details.

• Hydro-static Testing: Seat tested at PN x 1.1 and shell at PN x 1.5, conforming to EN 12266-1 standards to ensure reliability.

 

Material Specification DN50-350

Dimension PN10/16/25/40 (mm)

Material Specification DN400-1200

Dimension PN10/16/25 (mm)



ABOUT US

Suzhou Walter Flow Control Equipment Co., Ltd. Renowned as a professional manufacturer specializing in water system valves, Suzhou Walter offers an extensive range of products including OEM options for Sluice Valve, gate valve, flange butterfly valve, check valve, strainer, pressure reducing valve, and fire hydrant, adhering to international valve standards and specifications. Many of our products hold FM/UL Certification. Committed to enhancing consumer experience, we provide expert advice and fluid control solutions, embracing custom designs and accommodating special requirements to best serve our clients.

We welcome your inquiries and look forward to assisting you!