Information
Japan, 〒574-0052 Osaka, Daito, Shinden Kitamachi, 5−９ 南国フレキ工業本社
+81 72-874-0786
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Overview
- Summary
- Nangoku Flexible Hose Industry (NFK) is a pioneering manufacturer of flexible hoses and bellows, providing products that meet the diverse needs of various industrial sectors. The company's in-house integrated production system ensures high-quality products and customized solutions. Its capabilities extend from household products to installations for plants, factories, and various industries. A core strength lies in its ability to develop and produce products with flexibility, heat resistance, pressure resistance, and earthquake resistance.Nangoku Flexible Hose Industry (NFK) is a pioneering manufacturer of flexible hoses and bellows, providing products that meet the diverse needs of various industrial sectors. The company's in-house integrated production system ensures high-quality products and customized solutions. Its capabilities extend from household products to installations for plants, factories, and various industries. A core strength lies in its ability to develop and produce products with flexibility, heat resistance, pressure resistance, and earthquake resistance.
- Key Products/Technologies
- Flexible Metal Hoses: Products used in a wide range of gas and liquid transport lines for substances such as air, steam, gases, water, oils, and chemicals. Designed with outstanding resistance to heat, pressure, and earthquakes. Providing stable fluid transport solutions in diverse industrial environments.Flexible Metal Hoses: Products used in a wide range of gas and liquid transport lines for substances such as air, steam, gases, water, oils, and chemicals. Designed with outstanding resistance to heat, pressure, and earthquakes. Providing stable fluid transport solutions in diverse industrial environments.
- Bellows Expansion Joints: Crucial components used in gas and liquid transport systems for steelmaking, chemical, and industrial plants. Capable of compensating for expansion and contraction caused by temperature differences, line center misalignment, vibrations, foundation subsidence, and earthquakes. Models include NK-6500, NK-6600, NK-6700, and NK-8700 (lead pipe pressure balanced expansion joint).Bellows Expansion Joints: Crucial components used in gas and liquid transport systems for steelmaking, chemical, and industrial plants. Capable of compensating for expansion and contraction caused by temperature differences, line center misalignment, vibrations, foundation subsidence, and earthquakes. Models include NK-6500, NK-6600, NK-6700, and NK-8700 (lead pipe pressure balanced expansion joint).
- Fluororesin Flexible Hoses: A product line characterized by excellent heat and chemical resistance. Suitable for use in specific chemical environments and high-temperature applications.Fluororesin Flexible Hoses: A product line characterized by excellent heat and chemical resistance. Suitable for use in specific chemical environments and high-temperature applications.
- Lap Joints: Supporting various steel types and lengths, with flanging performed by NFK's proprietary flare forming process. Including joints for vacuum lines and other NFK products.Lap Joints: Supporting various steel types and lengths, with flanging performed by NFK's proprietary flare forming process. Including joints for vacuum lines and other NFK products.
- Flexible Hoses for Industrial Gas: For gas cylinders (e.g., Argon, N2, He, H2, O2) with design pressure up to 250 bar, typical temperature ~40°C, sizes 8A-10A, lengths 300-3000mm. For liquefied gas (e.g., Argon, N2, He, H2, O2) with design pressure up to 50 bar, temperature from -196°C~, sizes 8A-100A, lengths 300-3000mm. For tank trucks (liquefied gas transfer) with design pressure up to 50 bar, temperature -196°C~, sizes 32A-50A, lengths 300-10000mm. Main materials include SUS304 and SUS316L stainless steel.Flexible Hoses for Industrial Gas: For gas cylinders (e.g., Argon, N2, He, H2, O2) with design pressure up to 250 bar, typical temperature ~40°C, sizes 8A-10A, lengths 300-3000mm. For liquefied gas (e.g., Argon, N2, He, H2, O2) with design pressure up to 50 bar, temperature from -196°C~, sizes 8A-100A, lengths 300-3000mm. For tank trucks (liquefied gas transfer) with design pressure up to 50 bar, temperature -196°C~, sizes 32A-50A, lengths 300-10000mm. Main materials include SUS304 and SUS316L stainless steel.
- Flexible Hoses for Vacuums: Models such as NK-2300PT (pipe end type), NK-2300KF (KF flange type), and NK-2300V (JIS flange type). Quality control through highly sensitive helium leak detection testing for vacuum equipment and general vacuum pipelines.Flexible Hoses for Vacuums: Models such as NK-2300PT (pipe end type), NK-2300KF (KF flange type), and NK-2300V (JIS flange type). Quality control through highly sensitive helium leak detection testing for vacuum equipment and general vacuum pipelines.
- Fire Service Law Flexible Hoses: Models including NK-9100 (for fuel tanks, satisfying fire law A), NK-9500 (for fire extinguishing pumps, satisfying fire law B), NK-PG2 (emergency diesel engine fuel multi-flexible hose), NK-PG3 (daily use diesel engine fuel multi-flexible hose), and NK-CT2 (for chemical's tank). Products designed to meet fire safety regulations.Fire Service Law Flexible Hoses: Models including NK-9100 (for fuel tanks, satisfying fire law A), NK-9500 (for fire extinguishing pumps, satisfying fire law B), NK-PG2 (emergency diesel engine fuel multi-flexible hose), NK-PG3 (daily use diesel engine fuel multi-flexible hose), and NK-CT2 (for chemical's tank). Products designed to meet fire safety regulations.
- Core Advantages
- In-House Integrated Production System: A system that performs all processes from raw material procurement to design, prototyping, and manufacturing internally. This capability ensures superior quality control, cost efficiency, and short delivery times.In-House Integrated Production System: A system that performs all processes from raw material procurement to design, prototyping, and manufacturing internally. This capability ensures superior quality control, cost efficiency, and short delivery times.
- High Quality and Reliability: Over 50 years of experience as a pioneering manufacturer in flexible hoses and expansion joints. Strict quality control and 100% product testing (hydrostatic pressure testing, destructive testing, material verification, durability, and vibration testing) ensuring product reliability.High Quality and Reliability: Over 50 years of experience as a pioneering manufacturer in flexible hoses and expansion joints. Strict quality control and 100% product testing (hydrostatic pressure testing, destructive testing, material verification, durability, and vibration testing) ensuring product reliability.
- High Responsiveness to Customer Needs: The ability to meet demanding delivery dates, produce customized designs, and support small orders with flexible production capabilities. A customer-centric approach to service.High Responsiveness to Customer Needs: The ability to meet demanding delivery dates, produce customized designs, and support small orders with flexible production capabilities. A customer-centric approach to service.
- Superior Product Performance: Outstanding flexibility and resistance to heat, pressure, and earthquakes. Excellent chemical and heat resistance for fluororesin products. Innovative technical capability demonstrated by offering one of the industry's smallest radius flexible hoses for vacuum applications.Superior Product Performance: Outstanding flexibility and resistance to heat, pressure, and earthquakes. Excellent chemical and heat resistance for fluororesin products. Innovative technical capability demonstrated by offering one of the industry's smallest radius flexible hoses for vacuum applications.
- Proprietary Technology: NFK's unique flare forming process applied to lap joints. Development of weld-free structure expansion joints (NK-7300) and flexible tubes with weld-free joints.Proprietary Technology: NFK's unique flare forming process applied to lap joints. Development of weld-free structure expansion joints (NK-7300) and flexible tubes with weld-free joints.
- Stable Raw Material Procurement: Securing and storing raw materials in its own warehouse to respond quickly to customer requests and maintain stable pricing.Stable Raw Material Procurement: Securing and storing raw materials in its own warehouse to respond quickly to customer requests and maintain stable pricing.
- Target Industries
- Industrial gas production industryIndustrial gas production industry
- Chemical plants and industryChemical plants and industry
- Steelmaking plants and industrySteelmaking plants and industry
- Food processing industryFood processing industry
- Energy sectorEnergy sector
- Construction industry (buildings, air-conditioning/sanitation lines)Construction industry (buildings, air-conditioning/sanitation lines)
- Liquefied gas transportation (tank trucks)Liquefied gas transportation (tank trucks)
- Semiconductor industry (vacuum equipment)Semiconductor industry (vacuum equipment)
- General industrial plants and factoriesGeneral industrial plants and factories
- Household product sectorHousehold product sector
- Major Markets
- Vietnam, JapanVietnam, Japan
- Certifications/Patents
- ISO 9001:2015 certification (certificate registration No.: 06257) acquisitionISO 9001:2015 certification (certificate registration No.: 06257) acquisition
- Compliance with Japanese hazardous materials regulations (Notice No. 20 of the Office of Hazardous Materials Regulation, Notice No. 31 of the Fire and Disaster Management Agency)Compliance with Japanese hazardous materials regulations (Notice No. 20 of the Office of Hazardous Materials Regulation, Notice No. 31 of the Fire and Disaster Management Agency)
- Certifications from maritime classification societies (Nippon Kaiji Kyokai (ClassNK), DNV (Norway), GL (Germany), Lloyd's Register (LR), Korean maritime classification)Certifications from maritime classification societies (Nippon Kaiji Kyokai (ClassNK), DNV (Norway), GL (Germany), Lloyd's Register (LR), Korean maritime classification)
- Compliance with Japanese welding standards (JIS Z)Compliance with Japanese welding standards (JIS Z)
- Japan Water Works Association type approval for 20A to 50A water supply equipment (flexible joints)Japan Water Works Association type approval for 20A to 50A water supply equipment (flexible joints)
- Compliance with Welding Procedure Specification EN15614-1 (at NFK Vietnam factory)Compliance with Welding Procedure Specification EN15614-1 (at NFK Vietnam factory)
Introduction
Location
Japan, 〒574-0052 Osaka, Daito, Shinden Kitamachi, 5−９ 南国フレキ工業本社
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