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China Suppliers and Factory of Forged Socket Weld and Threaded Pipe Caps for Pipe Ends
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China Suppliers and Factory of Forged Socket Weld and Threaded Pipe Caps for Pipe Ends

Pipe Cap is an essential sealing component used in pipelines, designed to be welded or threaded at the end of the pipe. This product is primarily utilized for the permanent closure of pipelines, ensuring integrity and preventing leaks.

Quick Details Table

Outside Diameter

1/2~48 (DN15~DN1200)

Thickness

3mm – 40mm / SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS

Standards

ASME B16.9, MSS SP-43, MSS SP-75, DIN 2605, ASTM A403, DIN 28011, JIS B 2311, EN10253-2

As a leading manufacturer and supplier in China, our factory adheres to strict quality standards to deliver reliable Pipe Caps that meet various industrial needs. Choose us for your pipeline solutions and experience the benefits of high-quality products backed by excellent service.

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    Product Details

    ⚙️ 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
    🛡️
    Available surface treatment options:
    Anti-rust Oil Black Paint Electric Galvanized Hot-dip Galvanized 3LPE 3LPP
    ❓ 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 for low-temperature applications.
    Q
    Which stainless steel grades do you supply?
    We supply stainless steel pipe fittings conforming to ASTM A403, including WP304, WP304L, WP316, WP316L, WP321, and WP347 grades to suit various corrosion-resistance requirements.
    Q
    Do you offer Duplex and Super Duplex stainless steel fittings?
    Yes. We provide Duplex and Super Duplex stainless steel fittings per ASTM A815, including UNS S31803, UNS S32750, and UNS S32760, which offer superior strength and corrosion resistance for demanding environments.
    Q
    What alloy steel grades are available?
    Our alloy steel fittings are manufactured to ASTM A234 in grades WP1, WP12, WP11, WP22, WP5, WP9, and WP91, suitable for high-temperature and high-pressure service conditions.
    Q
    What surface treatment options are available for pipe fittings?
    We offer a full range of surface treatments including anti-rust oil, black paint, electric galvanized, hot-dip galvanized, 3LPE (Three-Layer Polyethylene), and 3LPP (Three-Layer Polypropylene) coatings to meet different protection and project requirements.
    Q
    Which surface treatment is best for outdoor or buried pipeline applications?
    For outdoor or buried pipeline applications, hot-dip galvanizing, 3LPE, and 3LPP coatings are most commonly recommended due to their excellent anti-corrosion performance and long-term durability in harsh environments.