Our Products.

  1. General Product Material Spec
  2. Pipe
  3. High Pressure Manifold Fittings
  4. Wrought Steel Fittings
  5. API 6A Type 6B & 6BX Flanges
  6. ANSI B16.5 Flanges
  7. API 6A Crosses and Tees
  8. Hammer Lug Unions
  9. API 16A Hubs and Clamps
  10. Pipeline Hubs and Clamps
  11. API 6A Gate Valves
  12. API 5000PSI Mud Gate Valves
  13. API 7500PSI Mud Gate Valves
  14. API 6A Plug Valves
  15. API 6A Choke Valves
  16. API 6a Drilling Manifolds
  17. High Pressure Hoses
  18. Low Pressure Hoses

Hammer Lug Unions

Hammer Lug Unions are available in a range of figure numbers for use with the following pressure ratings and services:

Figure No 100 200 206 400 602 1002/1004* 1003 1502 2202
Standard Service
Max Working Pressure 1,000 PSI 2,000 PSI 2,000 PSI 4,000 PSI 6,000 PSI 10,000 PSI 10,000 PSI 15,000 PSI N/A
Max Test Pressure 1,500 PSI 3,000 PSI 3,000 PSI 6,000 PSI 9,000 PSI 15,000 PSI 15,000 PSI 22,500 PSI N/A
Colour Code Sub - Yellow Sub - Grey Sub - Grey Sub - Red Sub - Orange Sub - Blue Sub - Green Sub - Red N/A
Nut - Black Nut - Blue Nut - Blue Nut - Black Nut - Black Nut - Red Nut - Black Nut - Blue N/A
Sour Service
Max Working Pressure N/A N/A N/A 4,000 PSI 6,000 PSI 7,500 PSI 7,500 PSI 10,000 PSI 15,000 PSI
Max Test Pressure N/A N/A N/A 6,000 PSI 9,000 PSI 11,250 PSI 11,250 PSI 15,000 PSI 22,500 PSI
Colour Code N/A N/A N/A Sub - Green Sub - Green Sub - Green Sub - Green Sub - Green Sub - Green
N/A N/A N/A Nut - Green Nut - Green Nut - Green Nut - Green Nut - Green Nut - Green

Our spec-sheet includes all the relevant information regarding our products. You can download it below. Feel free to contact us if anything isn't clear or for any more information.

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If you would like to download the brochure for our entire range of products, please click this link.

Email Us info@at-engineering.co.uk