A big production chain with process pipes

Process Pipes



Reliable solutions for challenging environmental conditions

There are superlatives that describe the attributes of our product solutions in the area of process pipes. Whether it is the lowest or the highest temperatures or extraordinary pressure - EEW manufactures LSAW pipes of the highest quality that provide reliable service in challenging environmental conditions.

Because variety counts

Our modern production facilities make it possible for us to manufacture steel pipes for the oil, gas, chemical and power generating industries in an extremely wide variety of materials. This includes high- and low-alloyed steels as well as stainless steel in addition to classic carbon steels. These pipes are manufactured in accordance with API and ASTM norms as well as in accordance with individual customer requirements.

Our products

We produce steel pipes in accordance with the highest quality and test standards for use in

  • Power plants
  • Gas treatment systems
  • Refineries
  • Chemical plants
  • LNG terminals

Special solutions

Corrosion-resistant steels

  • Stainless steel
  • Duplex steel
  • Ni-based alloys
  • Clad materials

Low alloys

  • Mo alloy steels
  • Cr-Mo alloy steels
  • Ni alloy steels
  • Mo-Ni alloy steels
  • Supermartensitic steels

High temperature

  • Ni-based alloys
  • ASTM A 691 Gr. 1/2 Cr
    up to Gr. 91/92
  • ASTM A 691 Gr. CM-65
    up to CMSH-80

Sour service

  • NACE MR 0175 / ISO 15156 
  • NACE TM 0284 (HIC) 
  • NACE TM 0177 (SSCC) 
  • Full ring test (OTI 95 635) 
  • HIC / SSC acceptance criteria
    in accordance with customer requirements

Low temperature

  • ASTM A671 S2 impact tested down to -60° C (-76° F)
  • 9% / 36% Ni impact tested at
    -196° C (-320.8° F)
  • API 5L & ASTM A672 tested in accordance with customer requirements

Heat treatment

  • Induction heat treating
  • Stress relieving
  • Normalising
  • Quenching & tempering
  • Soft annealing
  • Solution annealing