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J-Valves China 4x3' 1500lb Forged Carbon Steel 3-Piece Flanged Short Stem Trunnion Ball Valve

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J-Valves 4X3′ ′ 1500lb Forged Carbon Steel 3PC Flanged Trunnion Mounted Ball Valve with Short Stem: Premier Industrial Valve

    The J-Valves 4X3′ ′ 1500lb Forged Carbon Steel 3PC Flanged Trunnion Mounted Ball Valve with Short Stem is a leader.
    Made of forged carbon steel, it resists high pressure and corrosion, ideal for various fluids. The 3PC flanged design simplifies install and maintenance. Trunnion mount and short stem enhance operation and sealing. Sized 4X3′ ′ with 1500lb rating, it suits many pipes.
    It performs well. Good flow capacity and excellent sealing prevent leaks. Low torque for easy use.
    Used widely in oil and gas, chemical, power, and water treatment. It controls different fluid flows.
    In short, this J-Valves ball valve has great design, reliable performance, and wide use. It's a top choice for fluid control, ensuring efficient and safe operation with quality assurance.
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  • J-VALVES

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J-Valves 4X3′ ′ 1500lb Forged Carbon Steel 3PC Flanged Trunnion Mounted Ball Valve with Short Stem: A Premier Industrial Valve Solution

1. Introduction

In the complex and demanding world of industrial fluid control, the J-Valves 4X3′ ′ 1500lb Forged Carbon Steel 3PC Flanged Trunnion Mounted Ball Valve with Short Stem stands as a paragon of engineering excellence. This valve is meticulously designed and crafted to meet the stringent requirements of a wide array of industrial applications, ensuring reliable and efficient flow control in diverse process systems.

2. Design and Construction

2.1 Forged Carbon Steel Material

The utilization of forged carbon steel as the primary construction material endows this ball valve with remarkable strength and durability. Forged carbon steel exhibits excellent resistance to high pressures, extreme temperatures, and corrosive environments, making it suitable for handling a vast range of fluids, from corrosive chemicals to high-temperature steam and viscous oils. The forging process further enhances the material's integrity by aligning the grain structure, thereby increasing its resistance to fatigue and stress cracking.

2.2 3PC Flanged Design

The 3-piece (3PC) flanged design offers several distinct advantages. It allows for easy disassembly and maintenance, enabling quick access to the internal components of the valve, such as the ball, seats, and seals, without the need to remove the entire valve from the pipeline. This modular design significantly reduces downtime during maintenance operations, translating into increased productivity and cost savings for industrial plants. The flanged connections provide a secure and leak-tight joint, ensuring reliable performance even under high-pressure conditions.

2.3 Trunnion Mounted Mechanism

The trunnion mounted design is a key feature that enhances the valve's performance and reliability. In a trunnion mounted ball valve, the ball is supported by trunnions or shafts at the top and bottom, which helps to distribute the load evenly across the ball. This design minimizes the friction and wear on the ball and seats, resulting in a longer service life and smoother operation. It also provides enhanced stability and control, allowing for precise flow regulation and rapid shut-off in emergency situations.

2.4 Short Stem Configuration

The short stem design of this valve offers several benefits. It reduces the overall height of the valve, making it more suitable for installations where space is limited. Additionally, the shorter stem length results in a more compact and rigid structure, minimizing the potential for stem deflection and vibration. This, in turn, improves the valve's sealing performance and operational efficiency, ensuring accurate and reliable control of fluid flow.


3. Key Specifications

3.1 Size and Dimensions

The valve has a nominal size of 4 inches by 3 inches, which refers to the diameter of the inlet and outlet ports. These dimensions are carefully selected to optimize the flow capacity while maintaining compatibility with standard industrial piping systems. The compact size of the valve also makes it easier to install and integrate into existing pipeline layouts.

3.2 Pressure Rating

With a pressure rating of 1500 pounds per square inch (psi), this ball valve is capable of handling high-pressure applications with ease. It has been engineered and tested to withstand the forces exerted by pressurized fluids, providing a reliable and safe shut-off mechanism even at elevated pressures. The pressure rating ensures that the valve can maintain its integrity and performance under the most demanding operating conditions.


4. Performance Characteristics

4.1 Flow Capacity

The J-Valves ball valve offers excellent flow capacity, allowing for efficient and unrestricted passage of fluids through the pipeline. The design of the ball and the valve body minimizes flow resistance, ensuring a smooth and laminar flow pattern. This high flow capacity is crucial in industrial processes where large volumes of fluids need to be transported quickly and reliably, such as in oil and gas pipelines, chemical processing plants, and power generation facilities.

4.2 Sealing Performance

Sealing integrity is of utmost importance in any valve, and this trunnion mounted ball valve excels in this regard. The combination of high-quality seals and the precise machining of the ball and seats ensures a tight and leak-free seal. The valve is designed to prevent any leakage of the fluid, whether in the closed or open position, thereby minimizing the risk of environmental pollution, product loss, and potential safety hazards. The excellent sealing performance also helps to maintain the efficiency of the process system by preventing any unwanted fluid bypass.

4.3 Operational Torque

The valve is engineered to require minimal operational torque, making it easy to open and close. The trunnion mounted design and the smooth surface finish of the ball and seats contribute to reducing the frictional forces, resulting in lower torque requirements. This not only simplifies the operation of the valve but also reduces the stress on the actuator and associated components, prolonging their service life and reducing the need for frequent maintenance and adjustments.


5. Applications

5.1 Oil and Gas Industry

In the oil and gas sector, this ball valve finds extensive use in various applications. It is used in pipeline systems for transporting crude oil, natural gas, and refined products. The valve's ability to handle high pressures and corrosive fluids makes it ideal for upstream exploration and production operations, such as wellhead control, where it precisely regulates the flow of hydrocarbons. In downstream refining and distribution processes, it ensures the safe and efficient transfer of products within refineries and along transportation pipelines. It is also used in gas processing plants to control the flow of gases during purification and separation processes, and in storage facilities to manage the intake and release of fluids.

5.2 Chemical Processing

Chemical plants deal with a wide variety of corrosive and hazardous chemicals. The J-Valves ball valve, with its forged carbon steel construction and excellent sealing performance, is well-suited for handling these aggressive substances. It is used in chemical reactors, where it controls the flow of reactants and products, ensuring precise dosing and reaction conditions. In piping systems for transporting acids, alkalis, and solvents, it provides a reliable barrier against leaks, protecting the environment and personnel. It is also used in various process control applications, such as in the regulation of flow in distillation columns and heat exchangers, where accurate flow control is essential for maintaining the integrity and safety of chemical processing operations.

5.3 Power Generation

In power plants, whether fossil fuel-based or nuclear, the reliable control of steam, water, and fuel is critical. This ball valve is used in steam turbines, where it precisely regulates the flow of steam to optimize power output and ensure the smooth operation of the turbine. In boiler feedwater systems, it controls the supply of water to the boiler, maintaining the proper water level and pressure. In cooling water circuits, it manages the flow of cooling water to prevent overheating of equipment. And in fuel supply lines, it provides a safe and efficient shut-off mechanism, ensuring the proper delivery of fuel to the combustion chambers.

5.4 Water and Wastewater Treatment

Water treatment plants and wastewater facilities require valves that can handle a wide range of fluids, from clean water to highly contaminated sewage. The J-Valves ball valve is used in water intake and distribution systems, where it controls the flow of raw water into the treatment plant and the distribution of treated water to consumers. In filtration plants, it regulates the flow of water through various filtration media, ensuring proper filtration and purification. In wastewater treatment processes, it is used to manage the flow of wastewater through different treatment stages, such as in the control of sludge transfer and the addition of treatment chemicals. It also helps to control the flow of water in desalination plants, where it is crucial for the efficient separation of salt from seawater.


6. Installation and Maintenance6.1 Installation Guidelines

Proper installation is crucial to ensure the optimal performance and longevity of the ball valve. The valve should be installed in accordance with the manufacturer's instructions and relevant industry standards. The flanged connections should be carefully aligned and tightened to the recommended torque values to ensure a leak-free joint. Adequate support should be provided to the valve and the associated piping to prevent any undue stress or vibration. It is also important to consider the orientation of the valve, especially if it is used in applications where gravity or fluid flow direction may affect its performance. 6.2 Maintenance Requirements

Regular maintenance is essential to keep the valve in good working condition. This includes routine inspections of the valve body, seals, ball, and stem for any signs of wear, corrosion, or damage. The seals should be replaced periodically to maintain the valve's sealing performance. Lubrication of the stem and other moving parts is also necessary to reduce friction and ensure smooth operation. In case of any malfunction or abnormal behavior, the valve should be immediately taken out of service and inspected by qualified technicians. The modular design of the 3PC flanged valve simplifies the maintenance process, allowing for quick and easy replacement of individual components.


7. Quality Assurance and Certification

The J-Valves 4X3′ ′ 1500lb Forged Carbon Steel 3PC Flanged Trunnion Mounted Ball Valve with Short Stem is manufactured in strict accordance with international quality standards. The company employs advanced quality control systems and procedures throughout the manufacturing process, from raw material inspection to final product testing. The valve is tested for pressure integrity, leakage, and performance characteristics to ensure that it meets or exceeds the specified requirements. It is also certified by relevant industry organizations and regulatory bodies, providing customers with the assurance of its quality and compliance.


8. Conclusion

The J-Valves 4X3′ ′ 1500lb Forged Carbon Steel 3PC Flanged Trunnion Mounted Ball Valve with Short Stem is a high-quality, reliable, and versatile industrial valve solution. Its robust design, excellent performance characteristics, and wide range of applications make it an ideal choice for various industries, including oil and gas, chemical processing, power generation, and water treatment. With proper installation and maintenance, this valve can provide years of trouble-free service, ensuring the efficient and safe control of fluid flow in industrial process systems. Whether it is for new installations or replacement of existing valves, the J-Valves ball valve offers a cost-effective and dependable solution that meets the evolving needs of modern industry.

Design & Manufacture standard API6D/API608/ASME16.34
Pressure & Temperature standard ASME B16.34
Face to face dimension standard ASME B16.10
Ends Connection standard ASME B16.47
Test & Inspect standard API 598

Testing Pressure(Mpa)

Pressure 150LB 300LB 600LB 900LB 1500LB 2500LB
Strength Testing 3.0 7.5 15.4 23.0 37.5 63.0 Mpa
Seal Testing 2.2 5.5 11.2 16.9 27.5 46.2
Seal Testing 0.6 0.6 0.6 0.6 0.6 0.6


product supply services

We can supply various types of valves, including ball valves, butterfly valves, gate valves and other different kinds, and can also provide different specifications according to customers' requirements, such as different diameters and pressure ratings.


quality assurance services

We can provide quality inspection reports to ensure that the valves meet international standards and the industry standards required by customers, such as valves with ISO 9001 and other quality system certifications.


customization services

If customers have special needs, for example, special materials (such as alloy materials with stronger corrosion resistance), special connection methods or requirements for special operating environments,We can coordinate with factories to carry out customized production.


logistics and distribution services

We are responsible for arranging the transportation of valves from factories to ports, as well as international sea transportation, air transportation and other cross-border transportation. They also handle relevant freight insurance to ensure that the products are safely and punctually delivered to the locations designated by customers.


technical support services

We provide installation guidance, operation training for valves, as well as suggestions on after-sales maintenance and other technical support. For example, they can guide customers on how to correctly install large industrial valves so that their sealing performance and service life can reach the optimal state.


documentation services

We prepare complete trade documents for customers, such as commercial invoices, packing lists, bills of lading, certificates of origin, etc., to help customers smoothly complete import formalities such as customs clearance.


1.How to guarantee your quality? When we install, if there is some quality problems, how to solve it?
We have QC department, quality inspector will check every step when processing and make reports to clients for checking. If any quality problems, we will check and reply you within 24 hours to solve it. Please contact us for any quality problems.

2.What's the temperature and pressure for valves?
For metal seat, temperature range from -196ºC to 425ºC. For soft seat ball valve, temperature range from -196ºC to 200ºC. Pressure range from PN6 to PN420(150LB~2500LB).

3.What's the materials of valves?
Stainless Steel, Forged Stainless Steel, Alloy Steel, Duplex Steel, Titanium Alloy, Nickel-aluminum, Bronze Alloy, etc. Details materials requirements could consult us at any time.

4.How about delivery time?
Our factory is near to Ningbo & Shanghai seaport, generally speaking, export to Asia takes about 7-10 days, export to Europe, Middle East, Africa, North America, South America, etc. takes about 30-35 days by sea.

5.What's the medium for your valves?
Mostly are used in water, gas and oil. When inquiry, it is better to offer your medium, we could suggest materials and valves type for clients.

6.Can ball valves regulate medium?
No, ball valves only can not use for regulating, it is a kind of isolating valve.

7.What are the quarter turn valves?
Ball valve, Butterfly Valve, and Plug valve are rotary motion control valves. They just need a quarter turn to come into action.

8.What's the direction of valves?
Ball Valve and gate valve are bi-directional valves, globe valve, check valve and y strainer have arrow on valve body to indicate direction.

9.What's the difference between rising stem and non-rising stem of gate valve?
The rising stem gate valve can be seen from the appearance whether the valve is closed or open. The lead screw can be seen while the non-rising stem gate valve can not. Non-rising stem gate valve handwheel will go and up when rotate handwheel, rising stem gate valve will not. And The rising stem gate valve requires a larger installation space because of the stem; the height of the Non-rising stem gate valve is small, and it will not take up too much space during installation.

10.What's the difference of gate valve and globe valve?
Gate valve is bi-directional valve, globe valve in single way valve and has fixed direction when install. And globe valve has better sealing than gate valve, when globe valve close, fluid medium add pressure on disc to keep better sealing. Gate Valve wedge is parallel with flange, when close, both side fluid medium add pressure on wedge.

11.Check Valve Introduce.
Check Valve is unidirectional valve, also called one way valve, non-return valve. Because medium flow decide its direction. It has swing type, lift type(piston and ball), vertical type, butterfly type. Wafer type check valve has three types, spring return type, single disc type and double disc type. Anyway, could choose valve type according to medium, pressure and temperature. Masoneilan Valve will give you the best suggestions.

12. What's the type of butterfly Valve?
Generally speaking, for connection ends, butterfly valve has lug type, wafer type, double flange type; for design structure, butterfly valve has concentric type, double eccentric type, triple eccentric type.

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