Copper flange

Copper flanges are essential components in various piping systems, offering excellent durability and corrosion resistance. Our high-quality copper flanges are manufactured to meet industry standards, ensuring reliable performance in plumbing, HVAC, and industrial applications.

Key Features of Our Copper Flanges

  • Material: 99.9% pure copper for maximum conductivity
  • Pressure rating: 300 PSI at 150°F (65°C)
  • Temperature range: -20°F to 400°F (-29°C to 204°C)
  • Available sizes: 1/2" to 6" diameter
  • Surface finish: Smooth, polished exterior
  • Compliance: Meets ASTM B62 and ASME B16.24 standards

Technical Specifications

Size (inches) Outside Diameter (mm) Bolt Circle Diameter (mm) Number of Bolt Holes Thickness (mm)
1/2 89 60 4 10
3/4 98 70 4 12
1 108 80 4 14
2 152 120 8 18
4 229 190 8 22
6 280 240 12 26

Copper Flange FAQ

Q: What are the advantages of using copper flanges over other materials?

A: Copper flanges offer superior thermal conductivity, excellent corrosion resistance, and natural antimicrobial properties. They are particularly suitable for potable water systems due to their resistance to bacterial growth. Copper also has excellent ductility and can withstand thermal cycling better than many alternatives.

Q: How do I properly install a copper flange?

A: Copper flange installation requires clean mating surfaces, proper gasket selection, and correct bolt tightening sequence. First, ensure both pipe ends are square cut and deburred. Use a copper-compatible gasket and apply appropriate sealant if needed. Tighten bolts gradually in a crisscross pattern to achieve even pressure distribution, typically to 25-30 ft-lbs torque for standard sizes.

Applications of Copper Flanges

  • Plumbing systems for residential and commercial buildings
  • HVAC refrigerant lines
  • Industrial process piping
  • Marine applications
  • Medical gas systems

Copper Flange Maintenance

Proper maintenance ensures long-term performance of your copper flange connections. Regular inspection should include checking for signs of:

  • Corrosion or green patina formation
  • Leakage at the joint
  • Loose bolts
  • Gasket deterioration

Copper Flange FAQ Continued

Q: Can copper flanges be used for high-pressure applications?

A: While copper flanges are excellent for many applications, their pressure rating is typically limited to 300 PSI at moderate temperatures. For higher pressure requirements, consider flanges made from copper alloys like brass or bronze, or explore reinforced copper flange designs with thicker walls and additional support structures.

Custom Copper Flange Options

We offer specialized copper flange solutions including:

  • Custom diameters and thicknesses
  • Special bolt patterns
  • Insulated designs
  • Pre-installed gaskets
  • Custom finishes (polished, brushed, or coated)

Quality Assurance

All our copper flanges undergo rigorous quality checks including:

  • Dimensional verification
  • Pressure testing
  • Surface inspection
  • Material composition analysis

Copper flanges remain the preferred choice for many critical applications due to their reliability and performance characteristics. For specific technical requirements or custom solutions, our engineering team is available to provide expert guidance on selecting the perfect copper flange for your project needs.

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