Yone Wafer Check Valve Cast Iron Model ANSI 150 – Yone

Item Description
Brand Yone
Model Wafer Check Valve Cast Iron ANSI 150
Valve Type Check Valve (Wafer Type)
Body Material Cast Iron (ASTM A216 GR. WBC)
Disc/Plate Stainless Steel (ASTM A351 CF8M)
Spring SUS 316 Stainless Steel
Seat Metal to Metal
Design Features Compact wafer design, one-piece body, no external pins or plugs
Flow Characteristics Maximum flow area to reduce pressure loss
Installation Between flanges, suitable for tight spaces
Pressure Ratings ANSI 150, JIS 10K, PN 16
Size Range 1/2″ – 20″
Applications Water, oil, gas, general industrial process lines
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Yone Wafer Check Valve Cast Iron Model ANSI 150

Introduction – The Role of Valves in Industrial Systems

In modern industrial systems, controlling the flow of fluids—liquids, gases, or steam—is essential to maintain process efficiency, safety, and reliability. Valves serve as the fundamental components that enable operators to start, stop, regulate, and direct flow through complex piping networks. From large-scale manufacturing facilities to critical infrastructure, valves such as ball valves, gate valves, check valves, and control valves are indispensable.

Among these, check valves play a crucial role in preventing reverse flow that could damage equipment, disrupt processes, or compromise safety. Especially in pump-driven systems or pressurized lines, a reliable check valve ensures unidirectional flow and protects upstream components. The Yone Wafer Check Valve Cast Iron Model ANSI 150 is specifically designed to meet this need with a compact, efficient, and durable construction, suitable for various industrial flow applications.


Product Description – Compact Design, Maximum Efficiency

The Yone Wafer Check Valve Cast Iron Model ANSI 150 is engineered with a wafer-style profile that offers a space-saving advantage in piping systems. Wafer check valves function similarly to swing check valves, using a disc that opens with forward flow and automatically closes when flow reverses. This mechanism ensures reliable backflow prevention without the need for external actuation.

What sets the Yone wafer check valve apart is its compact, one-piece design, which simplifies installation and reduces the overall weight and cost of the system. Its internal assembly is fully supported by a center post, eliminating the need for external pins or plugs, which could pose leakage or maintenance issues over time.

The disc, seat, and spring mechanism are optimized for low pressure drop, ensuring maximum flow efficiency. The metal-to-metal seat design guarantees robust sealing, extended service life, and compatibility with a range of media, including water, gas, steam, and light chemicals.

Key Features:

  • Wafer-style, compact body ideal for systems with limited takeout length

  • Center post construction for full internal support, enhancing mechanical stability

  • No external pins or plugs, reducing leakage risk and simplifying maintenance

  • Maximum flow area minimizes pressure drop and increases system efficiency

  • Metal-to-metal seat ensures durability and leak-tight performance under demanding conditions


Technical Specifications:

Parameter Description
Size Range 1/2″ – 20″
Body Material ASTM A216 GR. WCB (Cast Iron)
Plate ASTM A351 CF8M (Stainless Steel)
Spring SUS 316
Seat Metal to Metal
End Connection Wafer Type, fits between flanges
Design Standard ANSI B16.5
Face-to-Face Compact Design (Wafer type)
Pressure Rating ANSI 150 / JIS 10K / PN16
Flow Direction Unidirectional
Installation Horizontal or vertical position

The valve is compatible with ANSI 150 flanges, making it a reliable option for systems following American standard pipelines. Other variants are also available, including JIS 10K, PN 16, and even higher pressure-rated versions such as ANSI 300 for demanding applications.


Applications – Where the Yone Wafer Check Valve Performs Best

Thanks to its streamlined body and efficient design, the Yone Wafer Check Valve is widely used across multiple sectors. Its suitability for both horizontal and vertical pipe runs makes it highly adaptable in field applications.

Common Application Industries:

  • HVAC (Heating, Ventilation, and Air Conditioning): To ensure unidirectional flow of chilled water or steam, protecting pumps and cooling systems.

  • Water Treatment Plants: Preventing contamination and ensuring reverse flow protection in filtration and distribution lines.

  • Industrial Processing: Handling fluids in systems for food & beverage, petrochemical, pulp & paper, and more.

  • Power Plants: Ensuring flow integrity in boiler feedwater lines and steam distribution networks.

  • Marine & Offshore: Compact form makes it ideal for space-constrained environments such as ships and offshore rigs.

  • Fire Protection Systems: Ensuring proper water flow direction in sprinkler and suppression piping.

Whether the system transports clean water, corrosive chemicals, or high-temperature steam, the Yone Wafer Check Valve is designed to perform reliably and efficiently.


Why Choose Yone – Distribution and Availability

As a trusted valve stockist and valve distributor, we understand the importance of product availability, fast response time, and reliable customer service. Our commitment is to provide ready-stock solutions and ensure that your operations are never stalled by waiting on long lead-time items.

We maintain an extensive inventory of Yone industrial valves, including:

  • Check valves (wafer, swing, lift type)

  • Ball valves for isolation and control

  • Gate valves for unrestricted full-flow service

  • Control valves for precise flow regulation

The Yone Wafer Check Valve ANSI 150 is available in a wide range of sizes, ready to ship for urgent maintenance, shutdown, or expansion needs. Whether you’re an EPC contractor, OEM, or maintenance team, we offer competitive pricing, technical consultation, and logistic support to streamline your procurement process.

Our global sourcing capabilities and regional warehousing allow us to serve clients across Southeast Asia, the Middle East, and beyond. We also provide valve automation packages, inspection and testing services, and documentation support (MTRs, test certificates, datasheets) for all Yone valves.


Benefits of Partnering with an Experienced Valve Distributor

Choosing the right valve distributor can significantly impact your project cost, lead time, and system performance. With years of experience in industrial valve distribution, our company offers:

  • Fast delivery from stock

  • Competitive pricing for volume orders

  • Technical support from experienced engineers

  • Customized solutions, including actuator mounting and special materials

  • Reliable brands, such as Yone, Kitz, Weflo, and Fisher

We are not just a valve supplier—we are your project partner. Our expert team can guide you through valve selection, compatibility, standards compliance (ANSI, API, JIS), and offer after-sales support for installation and maintenance.


Ready to Order?

The Yone Wafer Check Valve Cast Iron Model ANSI 150 is a compact and robust solution for backflow prevention in industrial systems. Its performance, design quality, and versatility make it a preferred choice for engineers and maintenance teams worldwide.

If you’re looking for a check valve that combines efficiency, durability, and easy installation, this Yone valve delivers exceptional value. As your trusted valve stockist, we’re ready to support your project needs—whether for new installations, system upgrades, or urgent replacements.

Contact us today for a quote, technical datasheet, or to consult with one of our valve experts. Let’s ensure your pipeline operates smoothly and reliably with the right industrial valve solution.

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