Nakanishi Shoji CO., Ltd. List of Products and Services

This document provides an overview of our double pipe system, including construction procedures, factory manufacturing steps, and onboard assembly procedures. The overview of the double pipe support includes the characteristics of the special fatty support material and the properties of fluororesin. Additionally, it contains diagrams, illustrations, and actual product photos, making it easy to reference when considering implementation. We encourage you to read it. 【Contents (partial)】 ■ Introduction ■ Overview of the double pipe system ■ Overview of double pipe support (manufactured by Nakanishi Trading) ■ Construction procedures ■ Verification of double pipe line analysis *For more details, please refer to the PDF document or feel free to contact us.

The retainer ring system of the "GS-Hydro System" is used for piping with a maximum allowable operating pressure of 350 to 400 bar. For special applications, it can be used at high operating pressures such as 690 bar. Extensive testing programs have demonstrated compatibility with high-pressure piping systems made from various materials. Additionally, the 37° flare flange system is suitable for high-pressure piping systems made from a variety of materials, ranging from carbon steel to tungum (UNSC69100 copper alloy). 【Features】 ■ A welding-free piping system that can be managed from design to construction ■ Reduces welding work time to one-third compared to conventional welding ■ Reduces training time for personnel to one-third compared to conventional welding ■ Welding-free solutions are possible for high-pressure, large-diameter sizes that require skill (maximum diameter: 300A) ■ Proven track record of implementation in shipyards and research institutions such as earthquake engineering research centers *For more details, please download the PDF or feel free to contact us.

NAKANISHI's Double Wall Piping System leak-free, easy-fitting and reliable solutions are excellent choices for challenging offshore and marine industries. NAKANISHI is the original provider of double wall piping systems and with over years of experience. Our people know double wall piping better than anyone!

Chuo Seiki Co., Ltd. will be exhibiting at "Gastech 2025" to be held in Milan, Italy. This exhibition is one of the largest in the gas and energy industry, bringing together over 1,000 companies and around 50,000 attendees. Major energy providers and startups leading the industry will showcase their products, making it a venue where many business opportunities arise. We look forward to welcoming many customers, including shipyards, shipowners, and management companies. *Please note that the content of the product display may change without prior notice. 【Exhibition Overview】 Name: Gastech 2025 Dates: September 9 (Tuesday) to September 12 (Friday), 2025 September 9 / 9:00 AM - 6:00 PM, September 10 / 9:00 AM - 7:00 PM, September 11 / 9:00 AM - 6:00 PM, September 12 / 9:00 AM - 2:00 PM Venue: Fiera Milano Booth Number: K-1