VAT 65050-JH52-BFY2 Jis Pendulum Valve Copper Exposed 65.0 320MM

( Brand: Vat ), ( Manufacturer Part Number: 65050-JH52-BFY2 ), ( Model: 65.0 ), ( Part Type: Valve ), ( Country Of Origin: Switzerland ), ( Category: Vacuum Cryogenics And Flow Control )

Review VAT 320mm Jis Pendulum Valve Series Copper Exposed Working

The **VAT 65050-JH52-BFY2 320mm JIS Pendulum Valve (65.0 Copper Exposed)** is a high-performance, precision-engineered valve designed for demanding industrial applications where reliability, durability, and leak-proof performance are paramount. This valve belongs to the **JIS (Japanese Industrial Standards) series**, ensuring strict adherence to rigorous manufacturing and material specifications that guarantee exceptional strength, corrosion resistance, and long-term operational integrity. Constructed from **65.0 copper (CW650H)**, a material renowned for its excellent thermal conductivity, corrosion resistance, and resistance to galvanic corrosion, this valve is ideal for systems handling aggressive fluids, including water, steam, refrigerants, and mild chemicals. The **320mm (12.6-inch) nominal size** makes it suitable for medium to large-scale piping systems, offering a balanced combination of flow capacity and pressure handling capabilities, typically rated for working pressures up to **1.6 MPa (16 bar)** or higher, depending on the specific application and system requirements.

What sets this **pendulum-type globe valve** apart is its **BFY2 design**, which incorporates a **flexible, rubber-seated disc mechanism** that allows for smooth, low-torque operation while maintaining a tight seal even under fluctuating pressure conditions. The **pendulum (or "wafer-style") configuration** eliminates the need for heavy flanges on both sides, reducing installation complexity and material costs while still providing robust structural support. The valve s **exposed copper body** not only enhances its aesthetic appeal in clean or decorative applications but also ensures superior heat dissipation, which is critical in systems where thermal management is a concern. The **JH52 designation** likely refers to a specific series within VAT s product line, possibly indicating a reinforced or high-performance variant with enhanced sealing or anti-cavitation features.

This valve is particularly well-suited for **HVAC systems, plumbing, industrial process control, and marine applications**, where its combination of **corrosion resistance, leak-proof sealing, and ease of maintenance** makes it a preferred choice over traditional steel or cast iron valves. The **pendulum design** also allows for quick removal and replacement of the disc assembly without disturbing the piping system, minimizing downtime during servicing. Additionally, the **copper construction** provides natural resistance to bacterial growth, making it an excellent choice for potable water systems where hygiene is a priority. Whether installed in a **commercial building s water distribution network, a refrigeration plant, or a high-pressure steam system**, the VAT 65050-JH52-BFY2 delivers consistent performance, longevity, and operational efficiency, backed by VAT s reputation for precision engineering and reliability.

### **Pros and Cons of buying a VAT 65050-JH52-BFY2 320mm JIS Pendulum Valve (65.0 Copper Exposed)**

1. **High-Quality Material (Copper Alloy)** The 65.0 copper alloy construction ensures durability, corrosion resistance, and excellent thermal conductivity, making it suitable for demanding industrial applications.

2. **JIS Compliance** The valve meets Japanese Industrial Standards (JIS), which are widely recognized for reliability and performance in plumbing and HVAC systems.

3. **Pendulum Design** The pendulum (or ball) design allows for smooth, leak-free operation and is ideal for high-flow applications where minimal pressure loss is desired.

4. **Large Size (320mm)** The substantial diameter ensures high flow capacity, making it suitable for large-scale water distribution, fire protection systems, or industrial piping networks.

5. **Exposed Copper Construction** Unlike fully lined or coated valves, exposed copper allows for better heat dissipation and may reduce the risk of internal corrosion over time.

6. **Potential Longevity** Copper valves are known for their long service life, especially in non-corrosive environments, reducing maintenance costs.

7. **Compatibility with Copper Piping** Since the valve itself is copper, it integrates seamlessly with copper piping systems, minimizing potential galvanic corrosion risks.

8. **Industrial-Grade Build** The robust construction suggests it can handle high-pressure and high-temperature applications, making it versatile for various industrial uses.

1. **Higher Initial Cost** Copper valves are generally more expensive than alternatives like brass, stainless steel, or plastic, which may increase upfront expenses.

2. **Susceptibility to Corrosion in Certain Environments** While copper is corrosion-resistant in most cases, exposure to acidic or highly saline water (e.g., seawater or untreated industrial fluids) could lead to degradation over time.

3. **Weight and Installation Challenges** The large 320mm size and copper material make the valve heavy, potentially complicating installation, especially in tight or elevated spaces.

4. **Potential for Galvanic Corrosion in Mixed Systems** If connected to dissimilar metals (e.g., steel or aluminum piping), galvanic corrosion could occur, requiring proper insulation or sacrificial coatings.

5. **Maintenance Requirements** Over time, copper valves may require periodic inspection for pitting, scaling, or sediment buildup, particularly in systems with poor water quality.

6. **Limited Availability of Spare Parts** Depending on the region, finding replacement parts or specialized components for this valve model may be difficult compared to more common valve types.

7. **Potential for Copper Toxicity Concerns** In potable water systems, excessive copper leaching (though rare with proper plumbing) could pose health risks, though this is more relevant to smaller copper pipes than large valves.

8. **Not Ideal for Extreme Temperatures** While copper handles moderate heat well, prolonged exposure to very high temperatures (e.g., steam systems) could weaken the material over time.

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The **VAT 65050-JH52-BFY2 320mm JIS pendulum valve with exposed copper construction** is a high-performance, durable solution for large-scale industrial, commercial, or high-flow applications where reliability and corrosion resistance are critical. Its copper alloy ensures longevity in non-aggressive environments, and the pendulum design optimizes flow efficiency. However, the higher cost, potential corrosion risks in harsh conditions, and installation challenges must be carefully considered.

- Industrial water distribution systems.

- Fire protection networks (sprinkler systems).

- Large HVAC or chilled water loops.

- Applications where copper compatibility with piping is a priority.

- Systems with highly corrosive or saline fluids.

- Budget-sensitive projects where lower-cost alternatives (e.g., stainless steel or brass) could suffice.

- Environments with frequent temperature extremes beyond the valve s rated limits.

---

- Your application demands a **high-flow, corrosion-resistant valve** in a controlled environment (e.g., clean water, industrial process fluids).

- You prioritize **long-term durability** and can justify the higher upfront cost.

- The valve s **JIS compliance and copper construction** align with your system s material requirements.

- Your budget is constrained, and a **stainless steel or brass valve** could meet your needs at a lower cost.

- The operating environment includes **aggressive chemicals, seawater, or untreated industrial fluids**, which may require a more corrosion-resistant material (e.g., duplex stainless steel or lined valves).

- Installation logistics (weight, space) are a concern, and a **lighter or modular valve design** would be preferable.

- Verify the valve s **pressure and temperature ratings** match your system s requirements.

- Confirm compatibility with your **piping material and system chemistry** to avoid corrosion risks.

- Check the manufacturer s **warranty and local availability of support** for installation and maintenance.

- Obtain **multiple quotes** to ensure you re getting a competitive price for this specialized valve.

Details:

Part No: 65050-JH52-BFY2. Copper Cu Exposed. Flange: 320mm JIS. Model No: Series 65.0.

VAT 65050-JH52-BFY2 320mm JIS Pendulum Valve Series 65.0 Copper Exposed Working. Pictured test equipment is not included or available for sale. Only items pictured are included: If a part is not pictured, or mentioned above, then it included in the sale. The physical condition is good, but there are signs of previous use and handling.

Sale Details. Serial numbers or country of manufacture may vary.

part #: 65050jh52bfy2 prices

• $1803.26-$1812.21

specifications valvplu:

• brand: Vat
• mpn: 65050-jh52-bfy2
• model: 65.0
• part type: Valve
• country of origin: Switzerland
• category: Vacuum Cryogenics And Flow Control

shipping valvplu:

• class: Freight
• cost: $300.00
• service: Flat Rate Freight
• type: Fixed

offer valvplu:

• sold: 0
• availability: In Stock
• best offers: True
• options: Ship-to-home
• started: March 18, 2026
• quantity: 1

returns valvplu:

• method: Money back
• policy: Returns Accepted
• time: 60 Days
• paid by: Buyer

seller valvplu:

• rating: 99.8%
• # reviews: 10228
• city: Albuquerque, New Mexico

general valvplu:

• Pumps Pump Accessories > Vacuum Pumps > Other Vacuum Pumps
• condition: Used

payments valvplu:

• wallet: Apple-pay
• credit card: Visa
• other

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