Pipe Cap
Yunming Metal provides stainless steel pipe caps used to seal or close pipe ends. Available in grades 304, 316L, and 2205, these butt weld fittings are ideal for terminating or isolating pipelines. ASME B16.9 compliant, seamless and welded options.
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Product Overview
A pipe cap is a butt weld fitting used to close the end of a pipe, preventing the flow of fluids or gases. It provides a reliable, corrosion-resistant sealing solution in industrial pipeline systems and is available in various sizes and wall thicknesses. Pipe caps are commonly used for isolation, pressure testing, or pipe system termination.
Application Areas
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Petrochemical and oil refinery piping
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Water supply and wastewater pipelines
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Power generation and boiler systems
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Food and pharmaceutical process lines
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Offshore and marine pipe systems
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Equipment end sealing and protection
Product Features
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Closes or seals the end of a pipe
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Butt weld connection for secure and permanent installation
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Resistant to corrosion, pressure, and temperature
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Available in seamless and welded forms
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Compliant with ASME B16.9 and other international standards
Technical Specifications
| Parameter | Specification Range |
|---|---|
| NPS (Nominal Pipe Size) | 1/2″ – 48″ |
| Outer Diameter | 21.3 mm – 1219 mm (approx. ¹³⁄₁₆″ – 48″) |
| Wall Thickness | 2 mm – 20 mm (approx. ¹⁄₁₆″ – ¹³⁄₁₆″) |
| Material Grades | 304 / 304L / 316L / 321 / 310S / 2205 / 2507 etc. |
| Connection Type | Butt welded |
| Surface Finish | Sand blasting / Pickling / Mirror polishing (optional) |
| Standard Compliance | ASME B16.9, DIN, EN, JIS |
| Packaging | Woven bags, wooden cases, or custom export packaging |
Manufacturing Process
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Raw material cutting and forming
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Cold or hot press molding
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Heat treatment and stress relieving
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Surface finishing (pickling or polishing)
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Dimensional and sealing inspection
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Final packaging and marking
Frequently Asked Questions
Q1: What is the main use of a pipe cap?
A1: Pipe caps are used to close the end of a pipe to stop flow, isolate a section, or protect pipe ends.
Q2: Are your pipe caps compliant with ASME B16.9?
A2: Yes, all caps are manufactured in accordance with ASME B16.9 and can meet other international standards.
Q3: Do you offer both seamless and welded pipe caps?
A3: Yes, depending on size and pressure rating, we offer both types.
Q4: What surface finishes are available?
A4: We offer sand blasted, pickled, and optional polished surfaces.
Q5: Can pipe caps be customized for pressure testing?
A5: Yes, we offer reinforced caps for high-pressure test applications.
Still Have Questions?
Feel free to contact us for more details or to discuss your custom pipe cap requirements. Our technical support team is ready to assist with specifications, certifications, and delivery.
