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A Non-welded Pipe Connection Technology

BONLOK ® has already been widely used in the facilities of numerous well-known industry operators and companies.

BONLOK ® is an advanced non-welded pipe connection technology developed to comply with international industrial standards with the below advantages over welding:

  • No hot-work; BONLOK ® is purely a "cold-work"
  • Installation is at least 10 times faster than welding
  • No requirement of bevelling and welding preparation
  • No requirement of NDT and flushing after installation
  • Proven re-work of not more than 0.05%
  • Proven 70% saving of time on installation and inspection
  • Easy access – closed space pipe runs
  • Stable installation against vibration
  • 100% metal-to-metal gas tight sealing

BONLOK ® connectors come in Carbon Steel, Stainless Steel and Combi Carbon Steel – Stainless Steel materials, sizes from ¼" to 6", with all ranges of pressure rating class flanges, 45° Elbows, 90° Elbows, Couplings, Repair Unions, Tees, Reducers, Reducer-Tees, male/female threaded BONLOK ® connectors and so on.

Bonlok Non-welded Pipe Connection Technology

American Bureau of Shipping ABS, Det Norske Veritas DNV, Germanischer Lloyd GL, ISO 9001:2008, Korean Register, Lloyd's Register


Ratings Up to 15,000 psi

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