Gate valves, also known as gate valves, are one of the most commonly used types of valves in industrial applications. Their operation relies on a flat or wedge-shaped disc that moves perpendicular to the flow direction to open or close the passage. The sealing is achieved by pressing the disc against the seat, ensuring a tight closure. These valves are ideal for full-on or full-off applications and offer minimal resistance to fluid flow when fully open. They are available in two main styles: rising stem (also called "through-stem") and non-rising stem (or "dark stem"). Gate valves are suitable for both small and large pipelines and are often preferred where low pressure drop is important.
2. Globe Valve
Globe valves, sometimes referred to as "stop valves," are widely used for regulating flow and providing a tight shut-off. Unlike gate valves, they have a more restricted flow path, which increases friction and resistance. The design includes a movable disc that seats against a ring, creating a seal when closed. Globe valves are directional, meaning they must be installed in the correct orientation to function properly. They are commonly used in high-pressure systems and can handle a variety of media, including steam, water, and gases. However, their longer body makes them less compact than gate valves.
3. Butterfly Valve
Butterfly valves are simple, lightweight, and cost-effective, making them popular in many industries. They consist of a circular disc that rotates around a central shaft to control flow. When fully open, the disc is aligned with the pipe, allowing minimal resistance. When closed, it blocks the flow completely. These valves are suitable for both on/off and throttling applications and are especially useful in large-diameter pipelines. They are not ideal for high-pressure or high-temperature environments, but they offer excellent performance in moderate conditions and are easy to maintain.
Ball Valve
Ball valves use a spherical disc with a hole through the center to control the flow. When the ball rotates 90 degrees, the hole aligns with the flow path, allowing the medium to pass through, or it blocks the flow entirely. These valves are known for their durability, tight seals, and quick operation. They are available in different types, such as floating ball and fixed ball designs. Ball valves are ideal for high-pressure and high-temperature applications and are widely used in gas and liquid pipelines due to their reliability and ease of maintenance.
5. Plug Valve
Plug valves operate using a cylindrical or conical plug that rotates within the valve body to control flow. They are simple in design and require only a 90-degree rotation to open or close. These valves are suitable for both on/off and partial flow control, though they may experience wear over time, especially under high temperatures. They are commonly used in low to medium-pressure systems and are favored for their compact size and ease of installation. However, they are not ideal for precise flow regulation due to their limited throttling capabilities.
6. Check Valve
Check valves, also known as non-return valves, automatically prevent backflow in a pipeline. They allow flow in one direction only and close when the flow reverses. There are two main types: lift check valves and swing check valves. Lift check valves use a disk that moves vertically, while swing check valves use a disk that swings on a hinge. These valves are essential in systems where reverse flow could cause damage or inefficiency. They are commonly found in pumps, compressors, and other equipment where unidirectional flow is critical.
7. Pressure Reducing Valve
Pressure reducing valves are designed to lower the pressure of a fluid to a safe and controlled level. They are commonly used in steam and gas systems to protect downstream equipment from excessive pressure. There are two primary types: piston-type and spring-diaphragm type. The piston-type uses a piston to regulate pressure, while the spring-diaphragm type uses a flexible diaphragm and spring mechanism. These valves are crucial in maintaining system stability and safety, especially in high-pressure environments.
8. Steam Trap
Steam traps are essential components in steam systems, designed to remove condensate while preventing the loss of live steam. They come in various types, including float type, bucket type, and thermodynamic type. Each type operates based on different principles, such as buoyancy, pressure changes, or temperature differences. Properly functioning steam traps ensure efficient heat transfer and reduce energy waste. They are widely used in heating, power generation, and industrial processes where steam is involved.
A vertical valve finishing: http://?110_1.html
A large number of cornice mouldings, panel mouldings are available in a flexible variant, due to their flexibility, curved walls and ceilings can be finished elegantly with Flexible Panel Mouldings. Flexible Panel Mouldings(Flexible Panel Mouldings,Soft Panel Moulding,Flexible Plain Panel Moulding,soft Flat Panel Mouldings) are paintable.
You may match Flexible Panel Mouldings with circles,mouldings,irregular shapes to decorate your walls and ceilings.
Advantages:
1.Made from high density polyurethane, classic, elegant and uniform.
2.Light weight, good resilience, hard and durable.
3.Impervious to moisture and insects.
4.Easy to install using common woodworking tools.
5.Can be adhered using a premium polyurethane construction adhesive.
6.Use painters caulk to finish nails or screw holes and joints.
7.Primed in white and ready to paint or faux finish.
8.Can be painted with any high quality acrylic latex or oil-based paint.
9.Won't rot or mold.
10.Designs have a sharp, clean deep relief and show fine quality in details.
Our Service:
1. Factory direct sale with excellent quality, reasonable price and first-class service.
2. Timely delivery to every corner of the world.
3. Strong supply capacity, high-tech skills and advanced equipment can surely meet customers` requirement.
4. Launching new designs for each category every year.
5. Exquisite workmanship. All products 100% inspected.
6. Preferential freight by Famous shipping company.
7. Excellent after-sales service.
Flexible Panel Mouldings,Soft Panel Mouldings,Flexible Plain Panel Mouldings,Soft Flat Panel Mouldings,Flexible Carved Panel Moldings,Flexible Decorative Mouldings
Suntronic New Materials Technology Co., Ltd. , https://www.dsmdecor.com