• Factory-manufactured socket and external welding performed on site.
  • The external coating never needs to be repaired after welding.
  • Heat-shrinkable sleeve to be applied on site.

  • Factory-manufactured socket and external welding performed on site.
  • Inner coating to be repaired after welding.
  • Heat-shrinkable sleeve to be applied on site.

  • Inner welding on site (factory applied patented system).
  • Inner coating needs to be repaired after welding.
  • No heat-shrinking sleeve on site.

  • Factory-manufactured socket and external welding performed on site.
  • The external coating never needs to be repaired after welding.
  • Heat-shrinkable sleeve to be applied on site.

  • Factory- manufactured spherical joint and external welding on site.
  • The external coating never needs to be repaired after welding.
  • Heat-shrinkable sleeve on site.

  • Factory- manufactured spherical joint and external welding on site.
  • The external coating never needs to be repaired after welding.
  • Heat-shrinkable sleeve on site.

  • Cement or epoxy inside.
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