Quick navigator: Plant equipment

The following is a list of frequently received questions and inquiries, and corresponding solutions we provide.
By clicking the product name herein, you can jump to the details of the product.

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Q:

Electrical control of flow rate, pressure and water level is expensive. Is there any inexpensive and simple method?

A:

Pilot-Type Regulator Valves, Constant Flow Regulator Valve UFS, and other using no electricity.

Q:

The check valve is noisy when it shuts off. Is there a quiet check valve?

A:

Non-Water Hammer Check Valve SL-SN, and other

Q:

Lubrication oil is often mixed with air bubbles. Is there a lubricating oil pump that can also serve as a defoaming equipment to eliminate air bubbles?

A:

Enhanced Self-Priming Pump UPM, UPS, Defoaming Pump UPSA, and other

Q:

We want to reduce dissolved oxygen in boiler water to prevent boiler from rusting. Are there any easy methods?

A:

Degassing Pump ASP can drastically decrease dissolved oxygen.

Q:

Is there a gas-liquid two-phase flow pump that can transfer liquid containing air bubbles in a pressurized floating system?

A:

Self-Priming Centrifugal Pump UHN, Process Pump UB, and other

Q:

Is there a pump that does not require allowance for NPSH?

A:

Self-Priming Centrifugal Pump UHN, Process Pump UB, and other

Q:

The large-sized, self-priming tank for pumping occupies a lot of space. Are there any other methods?

A:

Self-Priming Centrifugal Pump UHN and other eliminate the necessity of self-priming tank.

Q:

Pulling up a submersible pump for maintenance is expensive. Are there any recommended pumps?

A:

Self-Priming Centrifugal Pump UHN, Process Pump UB , and other are convenient as they are installed on the ground.

Q:

The rotary shaft of the swing check valve is easily damaged. Is there a damage-resistant check valve?

A:

Non-Water Hammer Check Valve SL-SN and other have structure which prevents damage to the shaft.

Q:

The mechanical seal often malfunctions due to corrosion of the material or slurry adhesion. Are there any countermeasures?

A:

Non-External-Flushing Mechanical Seal made of Special Stainless Steel can solve the problem.


YOKOTA will continue to devote its energies to the development of products as a fluid control solutions company. If you are telling yourself, "What we need is......Can we do this?", do not hesitate to contact us with questions or inquiries.


Yokota Manufacturing Co., Ltd. Tel: +81 82-241-8672 E-mail: yokota@aquadevice.com