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High-Quality NSF UPC Certified Stainless Steel Flexible Cast Iron Coupling - China Suppliers & Factory

Introducing our premium Hubless Coupling, expertly manufactured in China from high-quality 300 series stainless steel. This coupling is designed for exceptional durability and outstanding resistance to corrosion, making it ideal for the most demanding environments. As a leading supplier in the industry, we take pride in offering versatile rubber ring options tailored to meet various needs. Choose from natural rubber, EPDM, or neoprene, each providing optimal flexibility and sealing capabilities. Whether you require the extreme temperature resilience of EPDM, the chemical resistance of neoprene, or the reliable performance of natural rubber, our factory delivers a solution that exceeds expectations. Trust our Hubless Coupling for lasting performance and quality that you can depend on.

    Product Description

    The Premium Cast Iron Pipe Connector, specifically designed for building drainage systems. As the demand for durable and reliable plumbing components continues to rise, our connector stands out as the ideal choice for both residential and commercial applications.

    Crafted with precision engineering, our Premium Cast Iron Pipe Connector ensures a secure and leak-proof fit for cast iron pipes, which are renowned for their strength and longevity. This product is perfect for those looking to enhance their drainage systems with a robust solution that can withstand the test of time. Whether you are renovating an existing structure or constructing a new building, our connector provides the reliability you need to ensure efficient water flow and drainage.

    Size Height(mm) Pcs/Carton Carton Size(mm) Material
    mm inch
    DN40 1.5" 54 100 345*345*250 Stainless steel includes 301/304/316
    Rubber includes natural rubber EPDM and neoprene
    You can choose according to your needs
    DN50 2" 54 100 390*390*250
    DN75 3" 54 100 520*520*250
    DN100 4" 54 100 630*510*300
    DN125 5" 76 20 435*320*340
    DN150 6" 76 25 510*380*400
    DN200 8" 100 15 670*470*330
    DN250 10" 100 12 575*575*330
    DN300 12" 100 12 670*670*450

    Detailed Images

    Crafted from high-quality 300 series stainless steel, our Hubless Coupling is engineered to withstand the rigors of various environments. Stainless steel is renowned for its exceptional resistance to corrosion, making it an ideal choice for applications in industries such as plumbing, HVAC, and manufacturing. This robust material not only enhances the longevity of the coupling but also ensures that it maintains its structural integrity under pressure, providing peace of mind for users.

    We offer three types of rubber options: natural rubber, EPDM (Ethylene Propylene Diene Monomer), and neoprene. This variety allows customers to select the material that best suits their specific application requirements. Natural rubber is known for its excellent elasticity and resilience, making it perfect for applications that require flexibility. EPDM, on the other hand, is highly resistant to heat, ozone, and weathering, making it an ideal choice for outdoor applications. Neoprene offers a balance of durability and flexibility, making it suitable for a wide range of industrial uses. With these options, our Hubless Coupling can cater to the unique needs of every customer, ensuring optimal performance in any setting.

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    TJTC High Quality NSF UPC Certification Stainless Steel Flexible Cast Iron Coupling-1 (2)
    TJTC High Quality NSF UPC Certification Stainless Steel Flexible Cast Iron Coupling-1 (3)

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    Application

    Introducing our state-of-the-art Hubless Couplings, designed to revolutionize the way you connect and manage your mechanical systems. These innovative couplings are specifically engineered for use in building sewer interfaces and are equally adept at handling oil, steam, and liquid hose connections on various mechanical equipment. What sets our Hubless Couplings apart is their unique design that eliminates the need for traditional hubs, allowing for a more streamlined and efficient connection. This feature not only simplifies installation but also reduces the overall weight of the assembly, making it easier to handle and install in tight spaces. The absence of hubs also minimizes the risk of wear and tear, ensuring a longer lifespan and greater reliability in demanding environments.

    TJTC High Quality NSF UPC Certification Stainless Steel Flexible Cast Iron Coupling-1 (8)

    Packaging and Transportation

    TJTC High Quality NSF UPC Certification Stainless Steel Flexible Cast Iron Coupling-1 (9)
    UL Certified High Quality Galvanized Carbon Steel Conduit Clevis Hanger for Industrial Use (18)
    UL Certified High Quality Galvanized Carbon Steel Conduit Clevis Hanger for Industrial Use (19)

    Certification

    Safety and compliance are critical in any industrial application, and our hubless coupling will not disappoint. It is certified by NSF (National Sanitation Foundation), UPC (Uniform Plumbing Code), and CSA (Canadian Standards Association), ensuring it meets the highest quality and safety standards. These certifications give our customers confidence that the product they are using has been rigorously tested and approved for use in a variety of applications, including those involving drinking water.

    UPC
    CSA
    nsf

    Frequently Asked Questions

    Q: What materials are used to manufacture the hubless couplings?
    Our hubless couplings are constructed from durable 300 series stainless steel (including options for 301, 304, and 316). The inner sealing sleeve is available in three high-grade rubber options: natural rubber, EPDM, and neoprene, allowing you to select the best match for your environment.
    Q: Which certifications do these pipe connectors hold?
    They are fully certified by the National Sanitation Foundation (NSF), Uniform Plumbing Code (UPC), and Canadian Standards Association (CSA), ensuring they comply with strict safety, health, and quality standards for plumbing systems.
    Q: What size ranges are available for these cast iron pipe connectors?
    We offer a comprehensive selection of sizes ranging from DN40 (1.5 inches) up to DN300 (12 inches) to fit a wide array of residential, commercial, and industrial drainage requirements.
    Q: How do I choose the right rubber material for my application?
    Natural rubber offers excellent flexibility and elasticity. EPDM is highly resistant to heat, ozone, and outdoor weathering. Neoprene provides a versatile balance of durability and chemical resistance for general industrial uses.
    Q: Can these hubless couplings be used for applications other than sewer lines?
    Yes. While ideal for building sewer interfaces, they are also designed to handle oil, steam, and liquid hose connections on various mechanical equipment due to their secure, hubless design.
    Q: Are these connectors safe for drinking water systems?
    Yes. Because our couplings are NSF, UPC, and CSA certified, they have been rigorously tested and approved for safety in a variety of fluid handling applications, including those involving drinking water.

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