In recent years, for industrial plants and buildings with machinery that have been in operation for a long time, efficient inspection, maintenance, and updates have become urgent measures against equipment aging. Meiwa Kogyo provides services that ensure the sustainable operation of various machinery, including pumps, surrounding equipment, and piping, to solve our customers' challenges! 【Long-term Maintenance Service】 Our professionals, who have extensive experience and know-how in mechanical and electrical equipment, offer the necessary services for the sustainability of machinery. 　■　Proposing truly necessary maintenance 　■　Material selection from a wide range of suppliers 　■　Manufacturing replacement parts at our domestic factory 　■　Low cost and long lifespan 【Control Panel Design and Manufacturing Service】 With years of accumulated experience and technical skills in welding, machining, and design, we can handle maintenance and updates that include disassembly, repairs, and manufacturing of replacement parts. Our professionals, who have many achievements and know-how, also provide custom control panel design and manufacturing tailored to customer needs. 　■　Custom control panels 　■　Support for remote monitoring and operation systems using the cloud 　■　High quality from professionals with extensive experience and know-how 　■　One-stop service from the removal of existing equipment to installation completion

The rolling ring processing is a method of expanding a pipe into a ring shape. By performing the rolling process without welding the ring and the pipe, uniform ring processing becomes possible. It is compatible with piping for connected water supply pipes made of stainless steel pipes! We produce in our factory and provide high-quality, uniform products. Please feel free to contact us when you need our services. 【Features】 ■ Uniform ring processing ■ Compatible with piping for connected water supply pipes made of stainless steel pipes ■ High pressure resistance ■ High pull-out resistance ■ Stable quality due to processing in our own factory ■ Excellent corrosion resistance and environmentally friendly stainless steel

High-performance expansion joints developed by experts in stainless steel processing! Meiwa Industry's MS Joint is a stretch joint that is resistant to corrosion and requires little maintenance, thanks to the use of SUS304 and SUS316. Its durability is nearly permanent compared to iron. The long stretch pipe smoothly absorbs the expansion and contraction of the main pipe, while its flexibility withstands bends of 3 to 5 degrees, demonstrating its effectiveness against environmental changes after installation. Additionally, CR rubber, which is strong against chemicals, is used as a packing material. It can be widely utilized in various applications, including drinking water supply, agricultural water, industrial water piping, and sewage systems. 【Features】 ■ Completely shuts out corrosion ■ High stretch performance ■ CR rubber ring suitable for sewage systems ■ Four types available to choose from based on pipe diameter and site conditions *For more details, please refer to the catalog or feel free to contact us.

An air valve with a new structure that features excellent intake and exhaust performance and measures against debris! The Smart Air Valve is an air valve installed in agricultural pipelines for smooth water flow and rapid filling and draining. Commonly used air valves for water supply systems face challenges in maintenance management due to malfunctions in intake and exhaust operations caused by debris and sand mixed in agricultural water. Our agricultural air valve adopts a structure that solves these operational issues while maintaining excellent intake and exhaust performance. 【Features】 ■ Easy maintenance to prevent debris accumulation ■ Compatible with various installation conditions such as water pipe bridges and buried sections ■ High durability *For more details, please refer to the PDF document or feel free to contact us.

40 tons of drinking water stored hygienically! A tank that can supply safe water in emergencies. The Safety Tower is a storage tank that can hold water that is safe to drink during disasters and emergencies. With a capacity of 40 tons, it can provide approximately 10,000 people with 4 liters of water each. Its robust structure is highly earthquake-resistant, having withstood the Niigata Chuetsu Earthquake and the Great East Japan Earthquake, and has served as a drinking water tank and fire-fighting water tank. Designed to save space, it can be placed anywhere and can be customized to match the surrounding urban landscape. 【Features】 ■ Stainless steel used in the interior ■ Water quality comparable to tap water through chlorine agents and membrane filtration ■ Space-saving design ■ Usable as fire-fighting water ■ Technology for maintaining clean water has obtained a patent *For more details, please refer to the catalog or feel free to contact us.

Assembly in just 10 minutes! Enables rapid distribution of emergency water during disasters. The Rescue Tank is made of stainless steel, making it hygienic and easy to manage after use. It can be transported by a 1-ton truck or a van, and can be moved by two adults (before filling with water). It can be used as a water supply point and with water supply vehicles. Additionally, by attaching the Rescue Tap (water supply faucet) to the assembled body, it can supply water from one outlet to four faucets (up to eight faucets maximum). Assembly takes only 10 minutes! Quickly secures the lifelines of the city. 【Features】 ■ Made of stainless steel ■ Easy assembly ■ Easy connection ■ Transportable by 1-ton truck or van *For more details, please refer to the PDF or feel free to contact us.

The Meiwa Flange Grooved Joint allows for subtle dimensional adjustments during pipe installation, enhancing construction flexibility. Made from SUS304, it is a corrosion-resistant expansion joint that requires minimal maintenance. Additionally, it uses EPDM rubber, which is strong against heat and chemicals, as a packing material. It can be used for water supply, agricultural water, and industrial water piping. Point 1: Easy fine dimensional adjustments Point 2: Improved work efficiency with easy installation Point 3: Excellent corrosion resistance with stainless steel Point 4: High durability EPDM rubber ring *For more details, please refer to the catalog or feel free to contact us.*

The Cabinet Office website has published a page on disaster prevention information featuring "Effective New Technologies Based on the Noto Peninsula Earthquake of Reiwa Year 6 - Catalog for Promoting Utilization by Local Governments and Others." Among these, our service "REPCS" has been introduced as an emergency response for water supply utilizing bypass pipes. In times of disaster, we will leverage our experience and achievements to provide rapid water supply to affected areas. We will continue to work in collaboration with relevant agencies to strive for the recovery of disaster-stricken areas. ■REPCS REPCS (Rental Pipe Construction System) is a temporary piping rental system. In the case of water pipe construction or damage to water pipes during disasters, what was previously disposable piping has now become a rental service. This piping utilizes our patented Grooved Joint System, allowing for easy connection by simply inserting and twisting, making it accessible for anyone to install.

Meiwa Kogyo's gas water separator is designed with an internal partition that divides it into two sections, allowing for the identification of the malfunctioning area by checking both sides. The gas pipes are arranged in a zigzag pattern vertically. By installing the water separator at the lowest point of the piping, if a break occurs in the pipes, water will flow from the break to the lowest point of the pipe and enter the water separator, enabling the identification of which pipe has the fault. 【Features】 - The interior of the water separator is divided into two sections, allowing for the narrowing down of the malfunctioning area by checking both sides. - It can identify which pipe has the fault. - Utility model registered. *For more details, please refer to the PDF document or feel free to contact us.

We offer a comprehensive system from on-site investigation to proposal, design, manufacturing, insulation, painting, construction, and aftercare, with a rich variety of options to meet all needs and scenarios. We manufacture according to applications, including water pipe bridges such as standalone bridges and bridge-mounted pipes, coated steel pipes for water transport, hydraulic iron pipes, on-site piping, buried pipes, pipe-in-pipe systems, and steel irregular pipes for river crossing. 【Meiwa Pipeline Renewal System M-PLUS】 ■ Camera investigation (non-flowing pipe internal camera investigation) ■ Pipe cleaning (SCOPE method "special pipe cleaning method for water pipes" and HS method "high-speed carbonated water cleaning method") ■ Renewal method (SDF method) ■ Rehabilitation method (hose lining method, Partem HL method, etc.) ■ Temporary piping (REPCS) *For more details, please refer to the external link page or feel free to contact us.

Simple and speedy! A one-touch piping system that integrates steel pipes and fittings! Meiwa Industrial's Groo Joint is a one-touch mechanical joint system that combines stainless steel pipes and fittings, suitable for a wide range of applications including building equipment piping, fire protection equipment piping, and piping for various plants, as well as water supply and drainage pipes. Since it is a one-touch system, it allows for speedy installation without requiring special piping techniques, enabling labor and time savings on site. Additionally, because it uses stainless steel, there is no occurrence of red water, ensuring excellent piping quality and hygiene. 【Features】 ■ Integration of pipes and fittings ■ Easy installation ■ No need for skilled labor ■ Fewer components ■ Reduction in installation costs *For more details, please refer to the catalog or feel free to contact us.

Quickly supply high-quality water! Easy-to-assemble emergency water supply faucet. The Rescue Tap is an emergency water supply faucet set that allows for easy and rapid water supply by attaching the main body assembled at the water supply point. In the event of disasters such as earthquakes that damage water supply facilities, it can quickly provide safe and high-quality water. Simply insert and twist for an easy connection, and assembly takes only about 3 minutes! It quickly secures the lifelines of the community. 【Features】 ■ Quickly supply high-quality water ■ Easy assembly ■ Easy connection ■ Connection ports are customizable *For more details, please refer to the catalog or feel free to contact us.

Protect stable water flow in pipes with high quality born from the pursuit of functionality and rationality! The Airis Neo is a freeze-proof type that utilizes the flow energy of the main pipe and is an air valve that maintains stable water flow within the piping. Its flat and slim compact shape accommodates all installation conditions. Made of stainless steel and plastic, it excels in corrosion resistance and toughness. Additionally, the auxiliary valve that stops the flow of water within the valve adopts a new mechanism, significantly improving workability and safety during inspection and cleaning. 【Features】 ■ Compact body that does not compromise aesthetics ■ Special structure with auxiliary valve function ■ Freeze-proof structure ■ High durability ■ Excellent intake and exhaust function *For more details, please refer to the catalog or feel free to contact us.

Meiwa Kogyo Co., Ltd. is pleased to announce that we will be exhibiting our "Smart Air Valve for Agriculture" at the "Made in Niigata New Technology [Civil Engineering and Architecture] Exhibition and Presentation" to be held at Toki Messe on November 22, 2024 (Friday). Additionally, we will participate in the Excellent Technology Award and Technical Presentation as our "Smart Air Valve for Agriculture" has received the Gold Certification from Made in Niigata. At our booth on the day of the exhibition, we will showcase the actual agricultural air valve "Smart Air Valve." We invite you to visit our booth and experience the performance and technology of our product. Please note that admission to the exhibition venue is free. For more details, please check the official page of the "Made in Niigata New Technology [Civil Engineering and Architecture] Exhibition and Presentation" linked below. [Date] November 22, 2024 (Friday) [Location] Toki Messe, 2nd Floor Main Hall in front of the General Reception [Address] 6-1 Bandai Island, Chuo Ward, Niigata City

Compared to conventional bucket strainers, it significantly reduces the effort required for cleaning and inspection. The Glow Bucket Strainer is a product that allows for easy and safe cleaning and inspection. When opening the upper cover, there is no need for any bolt or nut tightening work, and the upper cover can be removed with a single touch. Since the spacing dimensions and filtration area can be customized, it can be replaced in existing spaces. 【Features】 ■ Easy and safe cleaning and inspection ■ Upper cover can be removed with a single touch ■ Safety ensured during opening work from above ■ Lightweight and compact ■ Spacing dimensions and filtration area can be customized *For more details, please refer to the PDF document or feel free to contact us.

Ring rolling processing is a method of expanding a pipe into a ring shape. By performing the rolling process without welding the ring and the pipe, uniform ring processing becomes possible. It is compatible with piping for connected water supply pipes made of stainless steel pipes! We produce in our factory and provide high-quality, uniform products. Please feel free to contact us when you need our services. 【Features】 ■ Uniform ring processing ■ Compatible with piping for connected water supply pipes made of stainless steel pipes ■ High pressure resistance ■ High pull-out resistance ■ Stable quality due to processing in our own factory ■ Made of stainless steel with excellent corrosion resistance, considering the global environment

High-performance expansion joints developed by experts in stainless steel processing! Meiwa Industry's MS Joint, made from SUS304 and SUS316, is a stretch joint that is resistant to corrosion and requires minimal maintenance. Its durability is nearly permanent compared to iron. The long stretch pipe smoothly absorbs the expansion and contraction of the main pipe, while its flexibility withstands bends of 3 to 5 degrees, demonstrating its effectiveness against environmental changes after installation. Additionally, CR rubber, which is strong against chemicals, is used as a packing material. It can be widely utilized in various applications, from drinking water supply to agricultural water, industrial water piping, and sewage systems. 【Features】 ■ Completely shuts out corrosion ■ High stretch performance ■ CR rubber ring suitable for sewage systems ■ Four types available to choose from based on the main pipe diameter and site conditions *For more details, please refer to the catalog or feel free to contact us.

Air valve with a new structure that features excellent intake and exhaust performance and dust prevention! The Smart Air Valve is an air valve installed in agricultural pipelines for smooth water flow and rapid filling and draining. Commonly used air valves for water supply systems face challenges in maintenance management due to operational failures caused by debris and sand contamination in agricultural water. Our agricultural air valve adopts a structure that resolves these operational failures while maintaining excellent intake and exhaust performance. 【Features】 ■ Easy maintenance to prevent debris accumulation ■ Compatible with various installation conditions such as water pipe bridges and buried sections ■ High durability *For more details, please refer to the PDF document or feel free to contact us.

40 tons of drinking water stored hygienically! A tank that can supply safe water in emergencies. The Safety Tower is a storage tank that can hold water that is safe to drink during disasters and emergencies. With a capacity of 40 tons, it can provide approximately 10,000 people with 4 liters of water each. Its robust structure, which excels in earthquake resistance, has withstood the Niigata Prefecture Chuetsu Earthquake and the Great East Japan Earthquake, serving as a drinking water tank and a fire water tank. Designed to save space, it can be placed anywhere and can be customized to match the cityscape. 【Features】 ■ Stainless steel used in the interior of the main body ■ Water quality comparable to tap water through chlorine agents and membrane filtration ■ Space-saving design ■ Usable as fire-fighting water ■ Technology for maintaining clean water has obtained a patent *For more details, please refer to the catalog or feel free to contact us.

Assembly in just 10 minutes! Enables quick distribution of emergency water during disasters. The rescue tank is made of stainless steel, making it hygienic and easy to manage after use. It can be transported by a 1-ton truck or a van and can be moved by two adults (before filling with water). It can be used as a water supply point and with water supply vehicles. Additionally, by attaching the rescue tap (water supply faucet) to the assembled body, it allows for supply from one water outlet to four faucets (up to eight faucets maximum). Assembly takes only 10 minutes! Quickly secures the lifelines of the city. 【Features】 ■ Made of stainless steel ■ Easy assembly ■ Easy connection ■ Transportable by 1-ton truck or van *For more details, please refer to the PDF or feel free to contact us.

Compared to conventional bucket strainers, it significantly reduces the effort required for cleaning and inspection. The Glow Bucket Strainer is a product that allows for easy and safe cleaning and inspection. When opening the upper cover, there is no need for any bolt or nut tightening work, and the upper cover can be removed with a single touch. Since the spacing dimensions and filtration area can be customized, it can be replaced in existing spaces. 【Features】 ■ Easy and safe cleaning and inspection ■ Upper cover can be removed with a single touch ■ Safety ensured during opening work from above ■ Lightweight and compact ■ Spacing dimensions and filtration area can be customized *For more details, please refer to the PDF document or feel free to contact us.

Born from the pursuit of functionality and rationality, it protects a stable water flow within the piping with high quality! The Airis Neo is a freeze-proof type that utilizes the flow energy of the main pipe and is an air valve that maintains a stable water flow within the piping. With a flat and slim compact shape, it adapts to various installation conditions. Made of stainless steel and plastic, it excels in corrosion resistance and toughness. Additionally, the auxiliary valve that stops the flow of water within the valve adopts a new mechanism, significantly improving workability and safety during inspection and cleaning. 【Features】 ■ Compact body that does not compromise aesthetics ■ Special structure with auxiliary valve function ■ Freeze-proof structure ■ High durability ■ Excellent intake and exhaust function *For more details, please refer to the catalog or feel free to contact us.

Quickly supply high-quality water! Easy-to-assemble emergency water supply faucet. The Rescue Tap is an emergency water supply faucet set that allows for easy and rapid water supply by attaching the main body assembled at the water supply point. In the event of disasters such as earthquakes that damage water supply facilities, it can quickly provide safe and high-quality water. Just insert and twist for a simple connection, and assembly takes only about 3 minutes! It quickly secures the lifelines of the city. 【Features】 ■ Quickly supply high-quality water ■ Easy assembly ■ Simple connection ■ Connection ports can be customized *For more details, please refer to the catalog or feel free to contact us.

This product is a custom-made water supply tower for water supply vehicles, utilizing expertise in water pipe bridges and temporary piping. The piping can rotate 360 degrees and has excellent storage capability, enabling flexible and smart water supply. Additionally, by providing two water supply outlets, simultaneous water supply to two vehicles is possible, allowing for time savings and compatibility with various water supply vehicles. 【Features】 ■ Fully customizable ■ Two water supply outlets ■ Rotatable ■ Made of all stainless steel *For more details, please refer to the PDF document or feel free to contact us.

We offer a comprehensive system that covers everything from on-site surveys to proposals, design, manufacturing, insulation, painting, construction, and aftercare, providing a wide variety of options to meet all needs and scenarios. We manufacture products tailored to various applications, including water pipe bridges such as standalone bridges and bridge-mounted pipes, as well as coated steel pipes for water transport, pressure iron pipes, on-site piping, buried pipes, pipe-in-pipe systems, and river crossing pipes. 【Meiwa Pipeline Renewal System M-PLUS】 ■ Camera surveys (non-water pipe internal camera surveys) ■ Pipe cleaning (SCOPE method "special pipe cleaning method for water pipes" and HS method "high-speed carbonated water cleaning method") ■ Renewal methods (SDF method) ■ Rehabilitation methods (hose lining method, Paltem HL method, etc.) ■ Temporary piping (REPCS) *For more details, please refer to the external link page or feel free to contact us.

The gas water separator from Meiwa Kogyo is designed with an internal partition that divides it into two sections, allowing for the identification of the faulty area by checking each side. The gas pipes are arranged in a zigzag pattern vertically. The water separator is installed at the lowest point of the piping, so if a pipe is damaged, water will flow from the damaged area to the lowest point of the pipe and enter the separator, enabling the identification of which pipe has the fault. 【Features】 - The internal structure of the water separator is divided into two sections, allowing for the narrowing down of the faulty area by checking each side. - It can identify which pipe has the fault. - A utility model has been obtained. *For more details, please refer to the PDF document or feel free to contact us.*

We offer a comprehensive system that covers everything from on-site surveys to proposals, design, manufacturing, insulation, painting, construction, and after-sales service, providing a wide variety of options to meet all needs and scenarios. We manufacture according to applications, including water pipe bridges such as standalone bridges and bridge-mounted pipes, as well as coated steel pipes for water transport, pressure iron pipes, on-site piping, buried pipes, pipe-in-pipe systems, and river crossing pipes. 【Features of Water Pipe Bridges】 ■ The main pipes can be selected from stainless steel pipes, steel pipes, polyethylene pipes, and others. ■ We offer a diverse range of options, including various coatings, FRP corrosion protection, and insulation work. ■ Our full-order system allows for customization according to specifications and applications. *For more details, please refer to the external link page or feel free to contact us.

This product is a custom-made water supply tower for water supply vehicles, utilizing expertise in water pipe bridges and temporary piping. The piping can rotate 380 degrees and has excellent storage capability, enabling flexible and smart water supply. Additionally, by providing two water supply outlets, simultaneous water supply to two vehicles is possible, allowing for time savings and compatibility with various water supply vehicles. 【Features】 ■ Fully customizable ■ Two water supply outlets ■ Rotatable ■ Made of all stainless steel *For more details, please refer to the PDF document or feel free to contact us.

We offer a comprehensive system that addresses various needs and scenarios, from on-site surveys to proposals, design, manufacturing, insulation, painting, construction, and after-sales service, with a rich variety of options available. We manufacture according to application, including water pipe bridges such as standalone bridges and bridge-mounted pipes, as well as coated steel pipes for water transport, pressure iron pipes, on-site piping, buried pipes, pipe-in-pipe systems, and steel irregular pipes for river crossing. 【Meiwa Pipeline Renewal System M-PLUS】 ■ Camera surveys (non-flowing pipe internal camera surveys) ■ Pipe cleaning (SCOPE method "special pipe cleaning method for water pipes" & HS method "high-speed carbonated water cleaning method") ■ Renewal methods (SDF method) ■ Rehabilitation methods (hose lining method, Partem HL method, etc.) ■ Temporary piping (REPCS) *For more details, please refer to the external link page or feel free to contact us.

Meiwa Kogyo's gas water separator is designed with an internal partition that divides it into two sections, allowing for the identification of the faulty area by checking each side. The gas pipes are arranged in a zigzag pattern vertically. The water separator is installed at the lowest point of the piping, so if a break occurs in the pipes, water will flow from the break to the lowest point of the pipe and enter the water separator, enabling the identification of which pipe has the fault. 【Features】 ■ The interior of the water separator is divided into two sections, allowing for the narrowing down of the fault location by checking each side. ■ It is possible to identify which pipe has the fault. ■ A utility model has been obtained. *For more details, please refer to the PDF document or feel free to contact us.