Expansion joints

Metal Expansion Joints

Frenzelit offers you the complete range of metal expansion joints for both round and rectangular pipe cross-sections from a single source.

Round expansion joints

  • Single-layer bellow
  • Multilayer bellow

Rectangular expansion joints 

  • Single-layer bellow

Single-layer lens-type expansion joints  

  • Single convoluted bellow
  • Multi convoluted bellow


  • The bellows, welding ends and flanges are manufactured out of stainless steels, creep-resistant steels and structural steels according to specifications or according to the specific requirements.
  • To ensure short deliver times, we also always keep high-quality heat and corrosion-resistant stainless steel in stock.

Customer Service
+49 9273 72-181

Customer Service
+1 336 814 4318