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Our company focuses on the manufacturing and sales of flexible tubes made of stainless steel and copper, as well as brass ball valves. We also engage in precision processing and sales of brass rods, forging, and casting. With the motto of improving and maintaining quality, ensuring stable supply, responding accurately and swiftly to needs, and promoting environmental protection through resource and energy conservation, we continue to strive to meet a wide range of demands to the fullest extent. Additionally, we aim to achieve this by enhancing our technology, equipment, software, and human resources. 【Business Activities】 ■ Manufacturing and sales of flexible tubes, ball valves, and various fittings *For more details, please download the PDF or feel free to contact us.

• Contract manufacturing

We would like to introduce the "small diameter piping components" handled by Hot Co., Ltd. We offer a lineup of stainless steel Ф10 spiral tube processed products, copper Ф12.7 spiral tube processed products (brazed), and detachable handle ball valves in sizes 1/8, 1/4, and 3/8. In addition, we also handle "stainless steel processed products" such as nuts for flexible hoses, "cast processed products" such as fittings with quick joints, and "forged processed products" such as rotary joints. 【Partial Lineup】 ■ Small Diameter Piping Components - Stainless steel Ф10 spiral tube processed products - Copper Ф12.7 spiral tube processed products (brazed) - Detachable handle ball valves in sizes 1/8, 1/4, and 3/8 ■ Stainless Steel Processed Products - Nuts for flexible hoses *For more details, please download the PDF or feel free to contact us.

• Piping Materials
• Pipe Fittings
• valve

We would like to introduce the "Shimizu Pipe" handled by Hot Co., Ltd. For nozzles and connection fittings, we can accommodate various designs in terms of materials and shapes, and the rectifiers can also be customized to match the shape of the nozzle. We offer three types: inner tubes (compliant with the Food Sanitation Act), octagonal crimp types, and two-component adhesive types. 【Features】 ■ Nozzles and connection fittings: Various designs can be accommodated in terms of materials and shapes ■ Heads: Various designs can be accommodated ■ Rectifiers: Can be customized to match the shape of the nozzle ■ Nuts: Various designs can be accommodated *For more details, please download the PDF or feel free to contact us.

• Piping Materials

We would like to introduce the "fittings" handled by Hot Co., Ltd. The "copper pipe adapter socket/elbow" is made of C1220T for the main body, C3604BD for the nut part, and the packing is non-asbestos. In addition, we also handle "caps," as well as "flexible nipples," "valve adapters," "elbows with single nuts for flexible pipes," and "double-sided unions." 【Lineup (partial)】 ■ Cap ■ Flexible nipple ■ Valve adapter ■ Double-sided union ■ Elbow with single nut for flexible pipes (long) *For more details, please download the PDF or feel free to contact us.

• Pipe Fittings

We would like to introduce our "Ball Valve with Check Valve." We offer a lineup of six types, including "External Thread x External Thread," "Internal Thread x External Thread," "Internal Thread x Internal Thread," "Internal Thread x External Thread (Angle Type)," "External Thread x Internal Thread (Rotating Nut Type)," and "Internal Thread x External Thread (Angle Rotating Nut Type)." Our products are certified by the Japan Water Works Association, and the main material is C3771B. Please feel free to contact us if you have any requests. 【Lineup】 ■ External Thread x External Thread ■ Internal Thread x External Thread ■ Internal Thread x Internal Thread ■ Internal Thread x External Thread (Angle Type) ■ External Thread x Internal Thread (Rotating Nut Type) ■ Internal Thread x External Thread (Angle Rotating Nut Type) *For more details, please download the PDF or feel free to contact us.

• valve

We would like to introduce the "Screw-Handle Ball Valve" that we handle. The F-type switching valve has a nominal diameter of 13, made of C3771B, and comes with a packing for the bag nut (material: NBR). Additionally, the E-type three-way valve also has a nominal diameter of 13 and is made of C3771B. Please feel free to contact us if you have any requests. 【F-type Switching Valve Specifications】 ■Part Number: VFK4 ■Nominal Diameter: 13 ■Inner Box: 5 ■Outer Box: 50 *For more details, please download the PDF or feel free to contact us.

• valve

We would like to introduce our "Detachable Handle Ball Valve." We offer a range of products including the "SA3 Type Ball Valve," "Single Nut Ball Valve," "SF3 Type Ball Valve," "Double Nut Ball Valve 13," "Angle Type Ball Valve (Male x Male)," and "FM Ball Valve 13." The material used is C3771B, and we also handle products certified by the Japan Water Works Association. 【Product Lineup】 ■ SA3 Type Ball Valve ■ Single Nut Ball Valve ■ SF3 Type Ball Valve ■ Double Nut Ball Valve 13 ■ Angle Type Ball Valve (Male x Male) ■ FM Ball Valve 13 *For more details, please download the PDF or feel free to contact us.

• valve

We would like to introduce the "Wound Flex, Wound Flex Nuts, and Crimping Tools" that we handle. The "Wound Flex" is made of SUS304 (SUS316L) material, with outer diameters of Φ16 (call 13), Φ16.8 (call 16.8), Φ20 (call 20), and Φ24.5 (call 25). We also handle "Wound Flex Nuts" made of C3604BD material and "Crisp" which can perform flange processing on stainless flexible tubes with outer diameters of Φ16, Φ16.8, and Φ20. 【Crisp Features】 ■ Flange processing with three mountain crush can be done with one push, resulting in a speedy finish. ■ Due to the use of a cam, the crimping stroke is constant, ensuring that the flange part is always beautifully finished, regardless of who performs the processing. ■ The body is made of stainless steel, making it sturdy and resistant to rust. ■ Comes in a dedicated box for compact storage and easy portability. *For more details, please download the PDF or feel free to contact us.

• tube
• nut

We would like to introduce the "Angle, Spiral, Copper Spiral, and Copper Single Mountain" that we handle. The "Angle Flexible Tube" made of SUS304 is available in lengths from 200 to 1000 mm and can also be produced to order. Additionally, we also handle "Spiral Tubes" with a flexible part made of SUS316L, "Copper Flexible Tubes," and "Copper Spiral Tubes" made of C1220T. 【Product Lineup (Partial)】 ■ Angle Flexible Tube ・FNO13R0200 ・FNO13R0250 ■ Spiral Tube ■ Copper Flexible Tube ■ Copper Spiral Tube *For more details, please download the PDF or feel free to contact us.

• tube

We would like to introduce our "Fan Coil Tube." We offer two sizes: a nominal diameter of 13 (Φ18.5) and 20 (Φ24.8), with specifications featuring non-asbestos packing. Additionally, the material consists of SUS304 for the flexible part and C3604BD for the nut part. We also accommodate custom orders. 【Custom Order Options】 ■ Flexible Material: SUS316L ■ Nominal Diameter: 25 ■ Rubber (EPDM) Packing Specification ■ Certified by the Japan Water Works Association *For more details, please download the PDF or feel free to contact us.

• tube

We would like to introduce our "Super Tube." The nominal diameters are 13, 20, and 25, and the fluids used are water or hot water. The operating temperatures are 0°C to 80°C (EPDM) and 0°C to 100°C (non-asbestos). The flexible material is SUS316L (Φ16 and Φ16.8), with a non-asbestos packing specification, and we offer made-to-order production certified by the Japan Water Works Association. 【Performance (partial)】 ■ Nominal diameter: 13, 20, 25 ■ Pressure resistance performance ・ Test: Pressurized with water at 1.75MPa for 1 minute ・ Result: No leaks or other abnormalities ■ Operating temperature: 0°C to 80°C (EPDM), 0°C to 100°C (non-asbestos) ■ Fluid used: Water or hot water *For more details, please download the PDF or feel free to contact us.

• tube