PTFE/PFA pipe and fittings

PTFE / PFA lined pipe and fittings are resistant to corrosion, full vacuum and high pressure during corrosive liquid handling

Lined pipes and fittings are commonly used for highly corrosive fluid handling at high temperatures.

From –50 to 230°C, from full vacuum to the highest pressure condition, Mersen's range allows the transportation of all corrosive chemicals.

Pipes and fittings lining

Pipes and fittings are lined with PTFE or PFA using the most adapted process according to the shape and dimension of the products.

  • PTFE Paste Extrusion for spools,
  • PFA Injection Molding for smaller pieces, each process is chosen to ensure the highest quality of each single item.


All ranges are proposed in both virgin or antistatic material. With manufacturing facilities in Europe, China and USA or through partners in many countries around the world, Mersen offers the requested service necessary for the piping market: trained people, adapted answers and quick delivery.

Key features:

  • Temperature from –50 to 230°C
  • Full vacuum and/or high pressure service
  • Diameter from DN 15 (1/2’’) to DN 600 (24’’) and larger on demand
  • Antistatic quality up to DN 400 (16’’)
  • Food quality

Customer benefits:

  • Reliable piping solution
  • Resistance to all corrosive chemicals
  • Manufacturing facilities near customer's plant
  • Best process for each piece

Material expertise:

Armylor® PTFE is Mersen material made from PTFE or PFA.