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Seamless Carbon Steel Concentric & Eccentric Pipe Reducers – China Suppliers & Factory, ASME B16.9 Standards
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Seamless Carbon Steel Concentric & Eccentric Pipe Reducers – China Suppliers & Factory, ASME B16.9 Standards

A pipe reducer is an essential fitting used in pipeline systems to connect pipes of different diameters. This component facilitates a smooth transition between various pipe sizes, effectively regulating flow speed and pressure by altering the fluid channel area. For instance, it accelerates flow when transitioning from a larger to a smaller diameter and slows it down when moving from a smaller to a larger diameter. This adaptability to different equipment interfaces helps in balancing pipeline layouts and minimizing resistance or stress resulting from abrupt diameter changes. In the industry, pipe reducers, including both concentric and eccentric types, are widely utilized in sectors such as chemical, construction, and petroleum.

Quick Details Table

Product Types

Bw concentric & eccentric Reducer

Outside Diameter

1/2”~60” (DN15~DN1500)

Thickness

SCH5s, SCH10s, SCH40, SCH80

Standards

ASME B16.9, MSS SP-75, DIN 28011, JIS B 2312, EN10253-2

As a leading manufacturer in China, our factory specializes in supplying high-quality pipe reducers that meet international standards. Partner with us for reliable products to enhance your pipeline systems.

    Material Grade
    ⚙️
    Carbon Steel ASTM A234 WPB, WPC  |  ASTM A420 WPL9, WPL3, WPL6
    🔩
    Stainless Steel ASTM A403 WP304/304L, WP316/316L, WP321, WP347
    🏗️
    Alloy Steel ASTM A234 WP1, WP12, WP11, WP22, WP5, WP9, WP91  |  Duplex & Super Duplex Stainless Steel  |  ASTM A815 UNS S31803, UNS S32750, UNS S32760
    Surface Treatment
    🛡️ Anti-rust Oil
    🎨 Black Paint
    Electric Galvanized
    🔥 Hot-dip Galvanized
    Frequently Asked Questions
    Q What material grades are available for carbon steel pipe fittings?
    Our carbon steel pipe fittings are available in ASTM A234 WPB and WPC grades, as well as ASTM A420 WPL9, WPL3, and WPL6 grades, suitable for a wide range of industrial piping applications.
    Q Which stainless steel grades do you supply?
    We supply stainless steel pipe fittings conforming to ASTM A403, including grades WP304/304L, WP316/316L, WP321, and WP347, offering excellent corrosion resistance for demanding environments.
    Q Do you offer Duplex and Super Duplex Stainless Steel fittings?
    Yes. We provide Duplex and Super Duplex Stainless Steel fittings per ASTM A815, covering UNS S31803, UNS S32750, and UNS S32760, which are ideal for high-pressure and corrosive service conditions.
    Q What alloy steel grades are available?
    Our alloy steel fittings are manufactured to ASTM A234, covering grades WP1, WP12, WP11, WP22, WP5, WP9, and WP91, making them suitable for high-temperature and high-pressure piping systems.
    Q What surface treatment options are available?
    We offer four standard surface treatment options: anti-rust oil, black paint, electric galvanized, and hot-dip galvanized. These treatments help protect the fittings from corrosion during storage, transportation, and use.
    Q What is the difference between electric galvanized and hot-dip galvanized surface treatment?
    Electric galvanizing applies a thin, uniform zinc coating through electroplating, offering a smooth finish suitable for mild environments. Hot-dip galvanizing immerses the fitting in molten zinc, producing a thicker, more durable coating with superior corrosion resistance for outdoor or harsh environments.