COAX High Pressure Coaxial Valves

COAX High Pressure Coaxial Valves are designed for handling demanding applications where reliability and precision are essential. These valves excel in managing high pressures up to 500 bar, making them suitable for industries like oil and gas, energy, and chemical processing. With options for different body materials and seals, COAX high-pressure coaxial valves ensure optimal compatibility with various media, providing flexibility in demanding environments while maintaining dependable performance and efficient flow control.

COAX A 45 Series High Pressure Coaxial Valves

The COAX A 45 High Pressure Coaxial Valve is designed for high-performance operation in demanding settings. Its adaptable structure supports both Normally Closed (NC) and Normally Open (NO) configurations, meeting diverse system requirements. Capable of withstanding pressures up to 130 bar, this valve is suitable for both gaseous and liquid media, providing dependable functionality across varied industrial applications. Swift switching times—20 ms to open and 45 ms to close—promote greater efficiency and response within the system.

Valve Type: 2/2-way valve
Operating Method: Direct Actuated
Valve Design: Direct Acting, with Spring Return
Media: Gaseous, Liquid
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COAX KB Series High Pressure Coaxial Valves

The COAX KB High-Pressure Coaxial Valves, a 2/2-way direct-acting solution, ensure dependable control for gaseous and liquid media up to 400 bar. Available in nickel-plated steel or stainless steel, these valves offer orifice sizes from DN 2 to DN 14, with threaded ports and a spring return configuration. Designed for DC 24 V or AC 230 V, the valves are compact and lightweight, with seal options such as NBR, PTFE, and FPM, making them well-suited for rigorous high-pressure applications.

Valve Type: 2/2-way valve
Operating Method: Direct Actuated
Valve Design: Direct Acting, with Spring Return
Media: Gaseous, Liquid
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COAX VMK-H 10 Series High Pressure Coaxial Valves

The COAX VMK-H 10 High-Pressure Coaxial Valve is a 2/2-way, externally controlled valve, ideal for a range of pressures up to 200 bar. Equipped with a threaded port and a DN 10 orifice, it’s well-suited for handling gaseous, liquid, and highly viscous media. This spring-return valve, featuring a pressure-balanced design, a brass body, and an NBR seal, ensures reliable function at DC 24 V or AC 230 V. Its compact structure and tailored components maintain steady operation in demanding high-pressure environments.

Valve Type: 2/2-way valve
Operating Method: Externally Controlled
Valve Design: Pressure Balanced, with Spring Return
Media: Gaseous, Liquid, Highly Viscous
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COAX VMK-H / VFK-H Series High Pressure Coaxial Valves

The COAX VMK-H / VFK-H High Pressure Coaxial Valves are 3/2-way, externally controlled valves tailored for high-demand applications, handling pressures up to 200 bar with orifice sizes from DN 15 to 50. Designed with a pressure-balanced system, spring return, and switching overlap, these valves suit gaseous, liquid, highly viscous, and contaminated media. Their bodies are available in galvanised, nickel-plated, or stainless steel, with threaded or flanged ports, and use NBR, PTFE, FPM, CR, EPDM, and specialist seal materials.

Valve Type: 3/2-way valve
Operating Method: Externally Controlled
Valve Design: Pressure Balanced, with Spring Return, Switching Overlap
Media: Gaseous, Liquid, Highly Viscous, Contaminated
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COAX VMK-H / VFK-H DR Series High Pressure Coaxial Valves

The COAX VMK-H / VFK-H DR High-Pressure Coaxial Valves are externally controlled 3/2-way valves offered in DN 15 to 50 sizes and support pressures up to 200 bar (PN 0-200). With a pressure-balanced design, these spring-return valves with switching overlap suit gaseous, liquid, highly viscous, or contaminated media. Constructed from galvanised, nickel-plated, or stainless steel with flexible seal options, they provide threaded or flanged connections and operate at DC 24V or AC 230V.

Valve Type: 3/2-way valve
Operating Method: Externally Controlled
Valve Design: Pressure Balanced, with Spring Return, Switching Overlap
Media: Gaseous, Liquid, Highly Viscous, Contaminated
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Frequently Asked Questions

COAX High Pressure Coaxial Valves are specialized valves designed to handle pressures ranging from vacuum up to 400 bar. They feature a coaxial design, ensuring pressure-balanced operation and rapid switching capabilities.

The coaxial design aligns the valve seat, control tube, and actuator along a common axis, resulting in a compact structure. This configuration allows for fast opening and closing speeds, with reproducible switching times as low as 25 milliseconds.

These valves are capable of operating from vacuum conditions up to 400 bar, making them suitable for a wide array of high-pressure applications.

They are utilized across various sectors, including mechanical and plant engineering, vacuum and gas technology, test bench construction, ship and rail engines, and filling and dosing technology.

Yes, by selecting appropriate seals and materials, these valves can manage gaseous, liquid, dirty, or gelatinous media, such as oils, emulsions, coolants, and lubricants.

The nominal widths range from 2 mm to 50 mm, accommodating various flow requirements.

Depending on the model, the flow factor (KV value) ranges from a few liters up to 43 m³/h, ensuring efficient flow control.

COAX High Pressure Coaxial Valves are available with threaded, flanged, or special connection designs, depending on the nominal size and application requirements.

Yes, the unique coaxial design allows for operation with control air pressures as low as 3 bar, significantly reducing air consumption and enhancing energy efficiency.

Users can set desired switching times using fine throttles on the pilot valves, allowing for delays of up to three seconds to prevent hydraulic pressure surges in piping systems.

Due to their special design, which minimizes wear even with contaminated media, these valves are maintenance-free, offering long service life.

Yes, the construction of COAX High Pressure Coaxial Valves allows media to flow in both directions without affecting performance, eliminating the need for multiple valves.

FAQ

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COAX High Pressure Coaxial Valves