Ham-Let Group’s constant innovation has led to a new extended range of Let-Lok® Alloy 400/R-405 connectors in new metric sizes.

Alloy 400/R-405 is a Nickel-Copper, that possesses excellent corrosion resistance, particularly to seawater, steam, salt, and caustic solutions at high temperatures.

Alloy 400/R-405 connectors are commonly used in the following industries and applications:

  • Chemical processing
  • Marine
  • Industrial heat exchangers
  • Oil well recovery pumps and crude oil distillation towers
  • Power generation plants

Alloy 400/R-405 main properties:

  • High-strength over a wide of temperatures, especially in subzero temperatures
  • High resistance to alkalis, salt waters, food products, and organic substances
  • Exceptional resistance to hydrofluoric acid in all concentrations up to the boiling point

Download the pdf for further information