Safety Valves, Control Valves（Page2）

Relief Valve, AL-260R Series

YOSHITAKE

[Features]・ Main parts are made of stainless steel, and all wetted parts are made of corrosion resistant material・ By adopting a dashpot structure, it has a great effect on lines with large pulsations and pressure fluctuations・ Chattering and hunting are reduced・ It has stable operation against back pressure changes during continuous blowing・ Since the AL-260R type is a handle type, it is easy to change the pressure

Safety Relief Valve, AL-150T-N Series

YOSHITAKE

With soft sheeting used in main parts, this valve is optimal for applications that do not permit leakage from the valve seat. The valve/valve seat and adjustment spring are made of stainless steel, with anti-corrosive SCS14A being used in the main section.

Intake Valve - Automatic Intake Valve - VB-10 Series

YOSHITAKE

[Features]• This valve increases atmospheric pressure by applying air to the pipe from which it is difficult to drain the water. Consequently, water is easily drained during water drainage operations.• As a 60-mesh strainer is built into the valve, there are no blockages due to scale.• In addition, even if water leaks due to blockage, water can be stopped by tightening the cap.• As the highest temperature is 95°C, warm water is also supported.• Can be mounted in both vertical and horizontal directions (Downward facing not possible).

Air Vent Valve TA-16CVA, Series

YOSHITAKE

Provides a stable displacement across a wide range of operating pressures (0.01–1.0 MPa). Compact design permits installation in small space. Included check valve prevents air being sucked in on inlet side, even at negative pressure.

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Air Vent Valve, TA-16 CVS Series

YOSHITAKE

[Features]・ All materials other than valve discs, gaskets, check valves, check valve fitting are made of stainless steel・ Wide operating pressure (0.01 to 1.0 MPa) gives stable displacement・ Compact size allows installation in a small space・ Excellent sealing performance because synthetic rubber is used for the valve disc・ TA-16CVS makes it easy to connect any exhaust pipe by installing optional pipe connection parts・ Since it has a check valve, it does not suck air even when the inlet side is under negative pressure[Applications]・ building equipment, factory equipment, housing complex

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Pressure Reducing Valve (Steam) GD-30 Series

YOSHITAKE

This small, lightweight, direct-acting pressure-reducing valve incorporates a stainless steel valve body and valve seat, uses an external-pressure bellows in its detection component, and has excellent durability.

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Pressure Reducing Valve (Steam), GP-1000S Series

YOSHITAKE

[Features]・ It complies with SHASE-S106 pressure reducing valve (The Society of Heating, Air-Conditioning and Sanitary Engineers of Japan) standards・ Since the main valve has a spherical shape, it has excellent sealing performance and the amount of valve seat leakage is significantly reduced (Compliant with ANSI Class IV)・ When compared with conventional pressure reducing valves, workability and durability are significantly enhanced

Pressure Reducing Valve (for Steam), GP-1001 Series

YOSHITAKE

[Features]・ It complies with SHASE-S106 pressure reducing valve (The Society of Heating, Air-Conditioning and Sanitary Engineers of Japan) standards・ Since the main valve has a spherical shape, it has excellent sealing performance and the amount of valve seat leakage is significantly reduced (Compliant with ANSI Class IV)・ When compared with conventional pressure reducing valves, workability and durability are significantly enhanced

Pressure Reducing Valves (Hot and Cold Water, Oil, Air), GD-200/GD-200H Series

YOSHITAKE

A high-capacity type that can also handle high pressures. Optimal for use as industrial equipment.

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Pressure Reducing Valves for Hot and Cold Water, GD-26-NE Series

YOSHITAKE

Corrosion-resistant materials are used in the liquid-contacting parts. Superior chlorine resistance and reliability for running cold and hot water. The valve utilizes pressure-balanced structure. Therefore, secondary side pressure is maintained at a fixed level without affecting the primary side pressure.

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Pressure Reducing Valves (Hot and Cold water), GD-41 Series

YOSHITAKE

Saves space and resources. Stainless steel is used for fluid-contacting parts, fluoropolymer for fluid-contacting surfaces, and special fluorine rubber for rubber parts to provide superior corrosion resistance and durability.

Pressure Reducing Valve for Door-to-Door Water Supply for Condominiums, for Use in Residential Complexes, GD-15 / GD-15C Series

YOSHITAKE

This product enables a quiet water supply, so it can be used as a pressure reducing valve for individual water supply in apartment buildings, etc. Can hold a very stable secondary side pressure on the water supply side pressure fluctuation. Small and light with a built in strainer.[Features]• Because the noise of the pressure reduction valve itself has been eliminated, water can be supplied even late at night without issue.• Because the supplied water pressure has already been adjusted to a standard set pressure, there is no need for on-site pressure adjustment.• The pressure-balancing valve structure ensures that the pressure on the secondary side is kept constant without being affected by the pressure on primary side.• Thanks to a built-in strainer, any intermixed trash, sand, etc. is removed, preventing it from getting stuck in the valve area or flowing out to the secondary side.• The strainer cap can be removed without using tools. Also, because the strainer and the strainer cap are combined into a single unit, it is easy to perform maintenance inspections inside the valve box without leaving the strainer in.• Thanks to its tightly closed structure, no fluids will escape to the exterior even if the diaphragm is damaged.• Piping can be mounted in whatever direction you like (horizontally or vertically).

Pressure Reducing Valve for Water Supply, GD-56-80 Series

YOSHITAKE

It's used for the purpose of water supply of hot water for the heat exchanger, and then used maintaining a predetermined water supply pressure. In addition to the pressure reducing function, a backflow prevention function, a negative-pressure operation function, a pressure balancing function, and a strainer are built in.

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Pressure Reducing Valve for Water Supply, GD-56R-80 Series

YOSHITAKE

Built-in backflow prevention function, negative pressure operation function, pressure balance function, automatic return water drain stopper and strainer; used mainly in hot water heat exchangers.[Features]· The pressure-balancing valve mechanism ensures that the pressure on the secondary side is kept constant without being affected by pressure on primary side.· Maintenance and inspection are easy as the strainer, check valve, and strainer cap can be removed without using tools.· The piping installation direction (vertical horizontal) is unrestricted.· Since the drainage plug is a push operated type, it automatically returns to its original position without having to be returned manually.· The GD-91R type pressure reduction valve uses parallel threads for connection, and thus piping can be performed easily using cap nuts.· Valve body and the diaphragm have excellent resistance to chlorinated water.

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Pressure Reducing Valve for Water Supply, GD-91R-80 Series

YOSHITAKE

Equipped with a built backflow prevention function, negative pressure operated function, pressure balance function, automatic return water drain stopper, and strainer, used mainly in hot water heat exchangers.

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Lift Type Safety Valve AL-24/AL-24F Series

YOSHITAKE

[Features]・ It uses a bronze valve box with a stainless steel valve seat so there is no risk of rust・ Since it is a diaphragm type and has no sliding parts, it operates reliably・ The set pressure range is as wide as 0.1 to 0.7 MPa with 1 spring, the adjusting thread is a handle type, and a butterfly nut is used for the lock nut, so the pressure can be easily changed・ Smooth opening and closing even in continuous operation, it operates accurately with respect to the set pressure and discharges liquid・ Stable operation can be obtained from small flow rate to large flow rate・ According to the specifications, you can choose the material of the diaphragm and valve body from 2 types, NBR and FKM (fluoroelastomer)・ It can be installed vertically, horizontally, top, or bottom

RP-6BD Trap, Built-in Pressure Reducing Valve (for Vapor), VENN-TEN

VENN

Pilot operated general-purpose products (high-capacity) such as construction equipment, factory equipment, etc.[Features]· Pilot-operated pressure reducing valve with built-in steam trap on the inside of the pilot-operated pressure reduction valve; a sister model of Benten RP-6 type.· Optimal as a pressure reducing valve positioned in locations where drainage water accumulates easily such as down pipes, and locations at which flow-out of drainage water beyond the pressure reducing valve needs to be prevented.· The position of the drain discharge holes can be changed at 90 degree intervals, enabling piping according to installation location.· Adoption of piston guide structure and special seal ring makes control stable.· Can be used for a wide range of pressures and flow rates.· Manual handle control with auto locking mechanism makes pressure adjustment easy.· Compact design.

Pressure Reducing Valve for Steam, Gas and Liquid, RD-3H Series

VENN

[Features]· Pilot type direct-acting, pressure-reducing valve that is used in non-controllable, small flow-rate locations. It has good pressure-control with excellent wide pressure range adjustment characteristics. The main parts are made from SUS (for steam).· Note: These valves differ for use with stream, air, vapor, and liquid.

FD-10N Flow-Regulating Valve (for Excess Flow Control/Water Supply)

VENN

[Features]· Various lineup of flow rate settings.･ Internal constant flow cartridge can be replaced and maintained.· The unique rubber elasticity enables stable and constant flow control.▪ Water can be supplied by various equipment and devices such as water supply pipes or sprinklers, and showers, by limiting the rate of flow to the large-scale water receiving tank so that it is not excessively large.

FD-9N, Flow-Regulating Valve (for Excess Flow Control / Water Supply)

VENN

Capable of providing suitable flow via regulation to prevent excessive flow for various types of equipment and machinery such as water supply pipes for large receiving tanks, water sprayers, and showers.*Consider performing installation in a location as far away as possible from areas that require quiet (hotel rooms, hospital rooms, housing, etc.)[Features]· Rich lineup of flow rate settings.･ An internal constant flow cartridge can be replaced and maintained.· The elasticity of the unique rubber component used enables control of a stable and constant flow.

RD-25SN, 50SN Series Pressure-Reducing Valve for Water Service

VENN

A pressure reducing valve for supplying water to small boilers and electric water heaters. Can be freely mounted horizontally or vertically.[Features]- Chlorine water-resistant EPDM for improved durability (RD-50SN series).- Low-noise type (RD-50SN series).- Mounting position can be changed to any orientation (except with strainer cap upwards).

TR-4N Type Mixing Valve

VENN

[Features]• The TR-4 N mixing valve is a temperature regulating valve that is able to control the temperature of hot-water supply by simply connecting the hot water and water.• As well as ensuring a temperature-stable supply, it also guarantees safety as both the cold and hot water have built-in check valves.• A lightweight and compact design that improves workability and saves on space.• Complies to the performance standards of the Water Supply Act of Japan, allowing for peace of mind when used with water supply systems.• The thermo-element is able to track pressure fluctuations in the hot and cold water, ensuring temperature-stable hot water supply.• Inspection of internal components, including the thermo-element, is possible, making it easy to maintain.• The inlet end of the union joint (hot-water/water) features both a built-in check valve and net.

AF-17N Air Vent Valve

VENN

Building equipment, housing and hot water boiler products with main bodies made from bronze and are complaint with government specifications[Features]· Small air vent valve to be used in a pipe, hot water boiler, fan coil, small/medium pressure tank, solar system, or others.· Operates stably due to the BBC (bubble dispersion) method, so water entrainment discharge does not occur.· The bronze made main body is compliant with government specifications.· Besides having a female screw shape, the vent is also available with union fitting, and tube fittings.· Compact and capable up to 1.0MPa.▪ Equipped with manual shut-down mechanism.

AFV-1 N Air Vent Valve, with Intake Mechanism

VENN

For construction equipment, factory equipment, and hot water boiler, etc.[Features]· Small air vent valve with reinforced intake function used in piping, hot water boiler, fan coil, small/medium pressure tank, solar energy system, or others.· Operations are stable due to the BBC (bubble dispersion) method used on discharge side such that water entrainment does not occur.▪With the included breather fitting, intake and discharge of air is possible through single port, facilitating piping without sewage intake.

FM Valve Type S-3

FMVALVE

This valve can be used in both a mechanical control system with a ball tap and an electrical control system with a solenoid valve.[Features]·Equipped with a flow rate adjustment mechanism, the amount of water discharged can be adjusted.·The strainer can be removed while the body is attached to the pipe.·Since it can be controlled by electricity when used in combination with a solenoid valve, it is easy to change the interval between timed water supply, water supply stop, and water supply start.·For 65 mm or more, the plug can be removed and the intake valve can be installed·If the pump for the water tank is a pressurized water supply system, use an electric control system.

Air Vent, 22-AV Series

YOSHITAKE

[Features]・ It has wider operating pressure range and more discharge than conventional products・ Compact and lightweight design for easy installation・ Due to the adoption of the free floating lever system, there is no wear of the lever part, and since hardened chrome steel is used for the valve body and valve seat, it has excellent durability・ The valve body has a ball shape and excellent sealing properties・ It can be used even if the specific gravity of the fluid is light

Nylon Coated Air Release Valve, TA-2C Series

YOSHITAKE

Equipped with a rapid exhaust mechanism to rapidly expel from air inside the pipe at the time of initial water throughput, thus easing water throughput.

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Nylon Coated Air Release Valve, TA-3C Series

YOSHITAKE

Operates at a wide range of pressures, allowing use from low to high pressures. The valve seat uses a synthetic rubber disk, preventing leakage from the valve, but as a precautionary measure a screw has been added to mount the copper tube fitting onto the top part of the valve seat.

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Relief Valve, AL-260 Series

YOSHITAKE

[Features]・ Main parts are made of stainless steel, and all wetted parts are made of corrosion resistant material・ By adopting a dashpot structure, it has a great effect on lines with large pulsations and pressure fluctuations・ Chattering and hunting are reduced・ It has stable operation against back pressure changes during continuous blowing

Relief Valve AL-52F-95 Series for Hot water Equipment

YOSHITAKE

Attached to the piping system of a hot water heat exchanger, when there is a rise in pressure in the system due to the expansion of the water or pressure rise due to the abnormality, it will be used for the purpose of ensuring the safety of the equipment.[Features]▪ A diaphragm with a large effective pressure area is used in the pressure receiver, so the spouting amount during initial operations is considerable, and spouting at start and end pressure is stable.· The water contact part and mechanical part are separated by a diaphragm and are therefore hygienic.· A manual lever is attached, so actuation, level check and drainage from the whole system are easily performed.· The diaphragm has superior durability as it is made from heat resistant and water resistant synthetic rubber.▪ The AL-72F relief valve uses parallel screws in the exit connection that makes piping easy with the cap nut.▪ The AL-52S relief valve has superior corrosion resistance properties because its valve seat is made from stainless steel. This makes it suitable for use in electric water heaters.

Relief Valve AL-52FS-95 Series for Hot Water Equipment

YOSHITAKE

It's attached to the piping system of the hot water heat exchanger. It will be used for the purpose of ensuring the safety of the equipment if there is a rise in the system due to the expansion of the water or a rising pressure.

Intake and Exhaust Valves, TAV-2 Series

YOSHITAKE

Quickly prevents air from being sucked back when negative pressure occurs. Automatically works in response to air intake and exhaust requirements.

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Ventilation Valve, TA-2 / TA-5 / TA-5F Series

YOSHITAKE

[Features]· Includes a rapid air discharge mechanism so during initial water flow, air inside the pipe is rapidly discharged, simplifying water passage.· Operates at a wide range of pressures compared to conventional air purge valves, from low to high pressures.· In the event of damage to the float valve body or valve seat surface after prolonged use, parts can be replaced from outside, simplifying maintenance and inspections.· TA-5 5F includes a main body made of bronze so production of rusty water is not a concern.· Negative pressure in the piping or tank automatically produces rapid suction of air, protecting against damage to piping due to vacuum.

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Air Vent Valve TA-16 Series

YOSHITAKE

Provides a stable displacement across a wide range of operating pressures (0.01–1.0 MPa). Its compact size enables mounting in a narrow space.[Features]• All parts are made of stainless steel, except for the valve body disk, gasket, and L-hose fitting (TA-16L), which ensures excellent corrosion resistance and durability.• The valve body disk is made of fluororubber, which ensures excellent sealing performance.• The TA-16 can easily be connected to an exhaust pipe by mounting the optional pipe connectors.

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Air Vent Valve, TA-3/TA-6 Series

YOSHITAKE

Operates at a wide range of pressures, allowing use from low to high pressures. The valve seat uses a synthetic rubber disk, preventing leakage from the valve, but as a precautionary measure a screw has been added to mount the copper tube fitting onto the top part of the valve seat.

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Pressure Reducing Valve (for Air and Gas), GD-43-10 / GD-43-20 Series

YOSHITAKE

Saves on space and resources. Stainless steel is used for parts contacting liquid, fluoropolymer is used for fluid-contacting surfaces, and a special fluorine rubber is used for rubber parts to provide superior corrosion resistance and durability.[Features]Saves space and resources (makes separation and collection for resource recycling easy because materials are visible through the valve box and the lower cap).· Stainless steel materials (SCS14A and SUS316) are used in liquid-contacting parts, increasing corrosion resistance.· fluoropolymer is affixed to the liquid-contacting surface of the diaphragm, preventing deterioration due to liquids and providing superior corrosion resistance.· A special fluorine rubber with superior corrosion resistance is used.· A pressure-balancing valve structure ensures that the pressure on the secondary side is always kept constant without being affected by temporary side pressures.· The GD-41 and 43 models feature sealed structures which do not allow external outflows even when the diaphragm is damaged.· Safe fluorine grease is used on the O-ring.· Can also withstand the above for cleaning and sterilization for the purpose of cleaning and sterilizing the system and the inside of piping.· Pipes can be installed either horizontally or vertically.

Pressure Reducing Valves for Air/Gas, GD-43G-10/GD-43G-20 Series

YOSHITAKE

Space and resource-saving. Stainless steel is used in the liquid-contacting parts. PTFE is used for fluid-contacting surfaces. A special fluororubber is used for the rubber parts for superior corrosion resistance and durability.

Pressure Reducing Valves (Steam), GD-30S Series

YOSHITAKE

Optimal for applications such as food processing machinery and medical equipment, due to wetted parts made of stainless steel.

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Pressure Reducing Valves (Steam), GD-6N Series

YOSHITAKE

Small, and lightweight, with constant secondary pressure accuracy even at small capacities. · The valve body and valve seat have superior durability thanks to the use of stainless steel.[Features]Constant secondary pressure accuracy does not change even at small capacities.· Compact and lightweight.· The valve body and valve seat have superior durability thanks to the use of stainless steel.· A screen (60 mesh) is built in to protect the valve body and seat from foreign material, pipe scales, and pipe chips.

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Pressure Reducing Valves for Steam, GP-1200/GP-1200S Series

YOSHITAKE

The spherical shape of the main valve has excellent sealing properties. Valve seat leakage is significantly reduced.

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Pressure Reducing Valve (for Hot and Cold Water, Air and Gas), GD-8N Series

YOSHITAKE

All metal that comes into contact with liquid is stainless steel, providing superior corrosion resistance and durability.[Features]· All metal that comes into contact with liquid is stainless steel (SUS316), providing superior corrosion resistance and durability.· Parts are decreased and cleaned without using any kind of oil.· A pressure gauge for secondary side pressure detection can be installed.

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Pressure Reducing Valves for Hot and Cold Water / Oil/Air, GD-6 Series

YOSHITAKE

Small, and lightweight, with constant secondary pressure accuracy even at small capacities.

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Pressure Reducing Valves (Hot and Cold Water), GD-27S/GD-27S-NE Series

YOSHITAKE

Stainless steel used for wetted parts, preventing rust. Use of pressure-balanced valve structure means that secondary side pressure is maintained at a certain level without affecting primary side pressure.

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Pressure Reducing Valves for Hot and Cold Water, GD-28-NE Series

YOSHITAKE

Corrosion-resistant materials are used in the liquid-contacting parts. Superior chlorine resistance against running cold and hot water. The top section can be disassembled unidirectionally, allowing for internal inspection.

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Pressure Reducing Valves (Hot and Cold water), GD-29-NE Series

YOSHITAKE

Superior resistance to chlorine in water supply and hot water, with corrosion-resistant materials used in fluid-contacting parts. The upper side can be taken apart unidirectionally, allowing for internal inspection.

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