API 16A & API 16C Hubs & Clamps

Metalis Energy API 16A & API 16C Hubs and Clamps are manufactured from the highest grade 4130 European material.

Full third party design assements have been carried out by both ABS & DNV for over 650 of our drilling products. Please see the tables in our technical brochure for the dimensional data for Metalis API 16C Hub and Clamp sizes. Please note that these are lists of only the most common sizes manufactured and stocked by Metalis. If you have any requirements for specific sizes or special materials that are not in the lists please contact sales@metalisenergy.com and we will be more than happy to assist. Metalis are capable of supplying all API sizes. Metalis Energy only supplies the highest quality API 16A & 16C Hubs and Clamps manufactured in UK. They have been designed to be strictly in accordance with the following standards:
  • MSS‐SP75: Specifications for High test Wrought Butt Weld Fittings.
  • ANSI B31.3: Chemical Plant and Petroleum Refinery Piping.
  • ANSI 16.9: Factory made Wrought Steel Butt Weld Fittings.
  • NACE MR‐01‐75: Sulphide Stress Cracking Resistant Metallic Materials for Oil Field Equipment.
  • API 16A: Specifications for Drill Through Equipment.


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