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Single Disc Stainless Steel Non Return Wafer Spring Check Valve
Product Features:
Material: The valve body and disc are made of 304 or 316 stainless steel, which has excellent corrosion resistance and mechanical properties.
Spring-Assisted Closing: Equipped with a spring-assisted closing mechanism to ensure that the valve closes quickly when the pressure drops, preventing fluid backflow.
Thin Design: With a compact and thin structure, it saves space and is convenient for installation in the pipeline system.
Sealing Performance: High-performance sealing materials such as PTFE or NBR are adopted to ensure reliable sealing performance.
Installation Method: It can be installed horizontally or vertically, which is convenient for installation.
Applicable Media: It is suitable for water, oil, gas, steam and some corrosive liquids.
Technical Parameters:
Nominal Size: 1/2"~12" (DN50~DN300)
Working Pressure: PN16/25/40
Working Temperature: -20 °C~200 °C
Valve Body Material: 304 or 316 stainless steel
Disc Material: 304 or 316 stainless steel
Sealing Material: PTFE, NBR, Viton, etc.
Connection Method: Wafer type, in line with ANSI B16.5, DIN PN10/16/25 and other standards.
Applicable Media: Water, oil, gas, steam, some corrosive liquids.
Design Standard: API 6D
Inspection and Testing: API 598
Application Scenarios:
Chemical Industry: Used to control the one-way flow of corrosive chemical media to ensure the safety and stability of the production process.
Petroleum and Natural Gas Industry: Used to prevent fluid backflow during the processes of oil and gas exploration, transportation and processing.
Water Treatment Industry: Used in water supply and drainage systems and sewage treatment plants to prevent water backflow.
Food and Beverage Industry: Used to control fluid media in the production process of food and beverages to ensure the quality and safety of products.
Pharmaceutical Industry: Used to control the one-way flow of liquid medicine in the drug production process to meet hygienic requirements.
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