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  6. Total cost reduction! Domestic production of durable, high-quality ball valves.

Total cost reduction! Domestic production of durable, high-quality ball valves.

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Domestic production valve

last updated:Sep 10, 2025

ハマイ 営業本部
ハマイ 営業本部
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Are you struggling with frequent failures and problem-solving? With valves used in major construction machinery and semiconductor equipment, you can be worry-free!

"Frequent breakdowns are becoming a hassle," "There are parts that are very troublesome to replace when they break," "There are devices in locations that are difficult to handle if they break, such as export products," "The manufacturer does not respond to investigations or issues even when they break." Such concerns about overseas products can be addressed by Hamai with thorough management of domestically manufactured products. Our ball valves are manufactured, assembled, and cleaned in our own domestic factory, providing a consistent response. We balance the quality required for industrial equipment with a mass production system, making them affordable and safe to use. 【Features】 - Domestic manufacturing: A rare "pure domestic" product for small-diameter valves. - Complete traceability: Fully managed in-house from assembly to shipment. - Stable delivery times: Domestic production minimizes the long lead times often associated with overseas products. - Short lead time response: Available immediately due to stock on hand (*). - Enhanced safety: Valves with lockout features are also available. *Please consult us if you have a bulk order. 【Free Case Study Collection Available】 We are currently publishing a collection of case studies on construction machinery! Please download it from the PDF. *Custom orders and modifications are also available. For more details, please contact our [Tokyo Headquarters] at TEL 03-3492-6655 (Receptionist / Second Sales).

    valve
32c266c9287d093cdd0ca3f54340f821b038df47-thumb-640xauto-1179.jpg

Total cost reduction! Domestic production of durable, high-quality ball valves.

32c266c9287d093cdd0ca3f54340f821b038df47-thumb-640xauto-1179.jpg
32c266c9287d093cdd0ca3f54340f821b038df47-thumb-640xauto-1179.jpg b87d0ba4e07f285c35fa2c17b4772aa4a128d6c6-thumb-640xauto-1137.png d8c7c5135dfb1bfdb705c46e12481e0e850e9b38-thumb-640xauto-1168.jpg
  • Here is the list of ball valves.
  • Special site - Product/service details - https://pr.mono.ipros.com/hamai-net/product/

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basic information

【Material】 - Brass, Stainless Steel * Other materials can be custom ordered. 【Diameter】 - Reduced Bore, Full Bore - 08A to 50A * Please feel free to consult us if the above does not apply.

Price range

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Delivery Time

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Applications/Examples of results

Industrial Equipment: Water Treatment Equipment, Food Machinery, Semiconductor Manufacturing Equipment, Gas Equipment, Medical Devices, Automobiles, Special Vehicles <We have numerous achievements in other industries as well> ---------------------------- ★【We accept custom-made manufacturing orders】 Hamai possesses cutting-edge development technology recognized worldwide. ---------------------------- <Examples of Achievements> ● Successful development of hydrogen fuel cell vehicles through joint development with a major domestic automobile manufacturer (First practical application / 2001) ● First in the world to obtain the global standard "UN-R134" (PRD / Safety Valve) ---------------------------- Based on our top-level development technology, we manufacture high-performance custom-designed ball valves necessary for the development of new products and research and development that your company requires. Please feel free to consult with us. → <For inquiries regarding custom-made ball valves, please contact us here> [Tokyo Headquarters] TEL(03)-3492-6655 <Receptionist / Second Sales>

catalog(4)

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Behind the FAQ: Tips for Using It Learned from Common Questions and Failure Cases

Behind the FAQ: Tips for Using It Learned from Common Questions and Failure Cases

TECHNICAL
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Hamai Ball Valve Product Catalog

Hamai Ball Valve Product Catalog

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[Case Study] Major Construction Machinery Manufacturer - Onboard Ball Valve Implementation Solution Case

[Case Study] Major Construction Machinery Manufacturer - Onboard Ball Valve Implementation Solution Case

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This is a must-know! Key points for selecting ball valves.

This is a must-know! Key points for selecting ball valves.

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Company information

ハマイ

ハマイ 営業本部

Industrial Machinery

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Since its establishment in 1927, Hamai has been a comprehensive valve manufacturer, offering a lineup of ball valves with excellent functionality that accommodates a wide range of fluids, pressures, and temperatures. With advanced design capabilities and outstanding manufacturing technology, we provide custom-designed high-performance valves. Additionally, we have been manufacturing genuine parts and supplying OEM products to major manufacturers for many years. Hamai's valves are produced in domestic factories, ensuring quality unique to "Made in Japan" and attentive service.

Product/Service List (97)

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