Pressure Range Class 150-300 Relief Valve, EN 1074-5 Design

• 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

• Perfectly suited for Pump Stations

• Ideal for Storage Tanks / Reservoirs

• Essential in Water Supply Systems

• Optimized for Water Treatment and Distribution Systems

• Critical for Power Station Cooling Lines

Testing and Remarks

▪ Body Strength Test: Rigorously tested to BS EN 12266-1: 1.5 x PN for exceptional resilience.

▪ Seal Tightness Test: Thoroughly validated at BS EN 12266-1: 1.1 x PN, ensuring steadfast performance.

Main Valve

Features
• Ingenious top and seat ring guided stem and diaphragm assembly ensures longevity and reliability.

• All iron components are expertly fusion epoxy bonded for superior corrosion resistance.

• Comprehensive coating on both interior and exterior surfaces of body and disc, averaging 250 microns, with options for increased thickness as needed.

• Designed for convenience with easy maintenance, eliminating the need for removal from the main line.

• Nylon reinforced diaphragm ensures prolonged service life, accompanied by a drip-tight shut-off feature.

• Globe design that provides unmatched control characteristics.

• Ductile iron bodies deliver enhanced strength and durability. Optional Stainless Steel or Bronze bodies available.

• Corrosion-resistant stainless steel seat and disc retainer ring for extended durability.

• A variety of pilots and accessories are available, allowing for customization across diverse applications.

• Special V-Port and double chamber options available; consult factory for details.

• Hydro-static test pressure for seat: PN x 1.1; for shell: PN x 1.5, adhering to EN 12266-1 standards.

 

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. As a distinguished manufacturer of water system valves, Suzhou Walter Flow Control Equipment Co., Ltd., excels in providing OEM services for an extensive range of products including Sluice Valve, gate valve, flange butterfly valve, check valve, strainer, pressure reducing valve, and fire hydrant, all adhering to international valve standards and specifications. Certain products come with FM/UL Certification. Walter prioritizes consumer experience by offering expert advice and bespoke fluid control solutions. Additionally, we welcome custom designs and special requirements to meet your exact needs.

We eagerly await your inquiry!