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Pipe Fittings

Caps are critical pipe fittings designed to protect and seal the ends of pipes or tubes, preventing water ingress and external damage. Made from materials like copper, steel, or PVC, they are widely used to waterproof connections and close pipe ends in various systems.

Caps serve as protective devices in plumbing, industrial, and water supply lines, ensuring the integrity of pipe ends. They are also used in water pump lines to remove air blocks, offering versatility and reliability across domestic, commercial, and industrial applications.

CAPS

Caps are highly demanded pipe fittings, essential for safeguarding pipe ends from environmental factors and maintaining system efficiency. Available in threaded, welded, or solvent-welded forms, they are manufactured to match the material of the connected pipes, such as copper, steel, or PVC, ensuring compatibility and durability in diverse piping networks.

Key Properties of CAPS

  • Protective Sealing: Waterproofs and shields pipe ends from corrosion and damage.
  • Material Compatibility: Made from copper, steel, PVC, or other materials to match connected pipes.
  • Versatility: Suitable for closing pipes and removing air blocks in water pump lines.
  • Ease of Installation: Available in threaded, welded, or solvent-welded options for quick application.

Types of Caps

Caps are categorized based on their shape, material, and connection type to meet specific application requirements.

Type Description Application
Round Threaded Cap Features internal threads for secure sealing of pipe ends. Plumbing and gas lines in residential and commercial systems.
Welded Cap Permanently seals pipe ends through welding, ideal for high-pressure systems. Industrial piping and oil refineries.
PVC Cap Lightweight and corrosion-resistant, used with solvent-welding. Drainage and irrigation systems.
Copper Cap Corrosion-resistant, suitable for water and gas applications. Domestic and commercial water supply lines.

Applications of Caps

Caps are extensively utilized across industries for their protective and sealing capabilities in piping systems:

  • Plumbing: Protects pipe ends in domestic and commercial water and gas supply lines.
  • Industrial Equipment: Seals pipe ends in machinery and processing equipment to prevent contamination.
  • Water Pump Lines: Removes air blocks to enhance pump efficiency in water distribution systems.
  • Construction and Drainage: Ensures waterproofing and protection of pipe ends in municipal and industrial drainage systems.
Properties Values & Limits
Material Copper, Steel, PVC, Stainless Steel, Alloy Steel
Size 1/8" to 48"
Pressure Rating 150#, 300#, 600#, 900#, 1500#
Standards ASME B16.9, ASME B16.11, ANSI, ASTM, DIN
Surface Finish Galvanized, Polished, Anti-corrosion Coated, Solvent-Welded

Considerations for Use

  • Material Selection: Match the cap material (e.g., copper for water, PVC for drainage) to the pipe for compatibility.
  • Corrosion Resistance: Use stainless steel or PVC for corrosive environments; steel caps may require coatings.
  • Installation: Ensure proper threading, welding, or solvent-welding techniques to achieve a secure, waterproof seal.