三協製作所 List of Products and Services

- Obtained approval for the use of NKN and GF codes, which correspond to the international regulations IGC Code and IGF Code, as a relief valve for liquefied gas. - Maintains high seat tightness even at ultra-low temperatures of minus 165°C, ensuring stable operation to protect equipment in the event of pressure anomalies. Relief valve, relief valve, safety valve.

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We will release the S-K179S float gauge with alarm contacts. Features: 1. High precision and high durability liquid level gauge utilizing a spring mechanism. 2. Easy installation and adjustment. 3. Alarm contacts can be installed. 4. Dual display of liquid level height and capacity. 5. Greater flexibility in choosing installation locations. 6. Reduced risk of failure during installation.

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This is a valve that detects temperature in the temperature sensing section and adjusts the flow rate of the heat transfer fluid by changing the valve opening, thereby maintaining a constant temperature. This catalog features temperature control valves manufactured by Sankyo Seisakusho Co., Ltd. We hope this will be helpful in selecting products tailored to your needs. 【Contents】 ■ Temperature Control Valves

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The liquid level in the liquid tank is detected by a float, and the liquid level is displayed. This catalog features the float gauges manufactured by Sankyo Seisakusho Co., Ltd. Please make use of it for selecting products that meet your needs. [Contents] ■ Float Gauges LR, NK type approval obtained

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The liquid level in the liquid tank is detected by a float, and it is used as a switch to send out alarms and other notifications. This catalog features float switches manufactured by Sankyo Seisakusho Co., Ltd. Please make use of it for selecting products tailored to your needs. 【Contents】 ■ Float Switches: LR, BV, NK, DNV/GL type approvals obtained.

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The drive unit uses an electromagnetic coil to control the ON-OFF of the valve by turning the electricity on and off. We manufacture large-diameter valves that are not available from other companies. This catalog features the solenoid valves from Sankyo Seisakusho Co., Ltd. We hope this will be helpful in selecting products that meet your needs. [Contents] ■ Solenoid valves, LR and BV types approved, Ministry of Defense type approval obtained.

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This is a valve that operates during abnormal pressure increases due to spring force, preventing the destruction of tanks, piping, and equipment. This catalog features safety valves and relief valves from Sankyo Seisakusho Co., Ltd. Please make use of it for selecting products tailored to your needs. [Contents] ■ Safety and relief valves - Certified for high-pressure gas; approval obtained for safety valves used with NK liquefied gas.

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We will adjust the primary side fluid pressure by ourselves. It is used for oil return adjustments such as FO and LO, as well as relief valves in industrial plants and ships. This catalog features the primary pressure regulating valves manufactured by Sankyo Seisakusho Co., Ltd. Please make use of it for selecting products that meet your needs. 【Contents】 ■ Primary pressure regulating valves - High-pressure gas certified products

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We adjust the fluid pressure on the secondary side by our own means. This is used for automation in industrial plants and ships. This catalog features the secondary pressure regulating valves (pressure reducing valves) from SANKYO Manufacturing Co., Ltd. We hope this will be useful for selecting products tailored to your needs. [Contents] ■ Secondary Pressure Regulating Valve (Pressure Reducing Valve) Series - High-Pressure Gas Certified Products

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The drive unit uses a motor to change the electrical signal and adjust the valve opening to control the flow rate of the fluid. This catalog features electric valves from Sankyo Seisakusho Co., Ltd. We hope this will be helpful in selecting products tailored to your needs. 【Contents】 ■ Electric control valves (regulating valves) certified for high-pressure gas

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The diaphragm (rubber) is used in the drive section, and by changing the operating air pressure, the valve opening is adjusted to control the flow rate of the fluid. This catalog features diaphragm valves from Sankyo Seisakusho Co., Ltd. Please use it to assist in selecting products that meet your needs. [Contents] ■ Diaphragm control valve (regulating valve) - High-pressure gas certified product, LR type approval obtained.

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This valve uses a cylinder in the drive unit and operates the valve ON-OFF by turning the supply air on and off. It is a remote-controlled ON-OFF control valve for various fluids. This catalog features the cylinder valves manufactured by Sankyo Seisakusho Co., Ltd. We hope it will be useful for selecting products tailored to your needs. 【Contents】 ■ Cylinder valves - Certified for high-pressure gas; LR type approval obtained.

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This catalog is a comprehensive product catalog featuring the products handled by Sankyo Seisakusho Co., Ltd. We offer a range of high-pressure gas certified cylinder valves and secondary pressure regulating valves (pressure reducing valves) that have obtained LR type approval. Additionally, we have detailed product catalogs for each type of valve available. Please make use of this to assist in selecting products that meet your needs. [Contents] ■ Cylinder valves - High-pressure gas certified and LR type approved ■ Diaphragm control valves (regulating valves) - High-pressure gas certified and LR type approved ■ Secondary pressure regulating valve (pressure reducing valve) series - High-pressure gas certified ■ Primary pressure regulating valves - High-pressure gas certified ■ Safety and relief valves - High-pressure gas certified and NK liquefied gas safety valve usage approval obtained ■ Solenoid valves - LR, BV type approved, Ministry of Defense type approval obtained ■ Float switches - LR, BV, NK, DNV-GL type approved ■ Float gauges - LR, NK type approved ■ Temperature regulating valves ■ Control panels ■ Factory equipment, etc.

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