4140 Tubing

Seamless tubing sizes used in the oil and gas industry for above ground and down hole applications. A519-4140 material is stocked in the annealed, normalized or quenched and tempered conditions. The heat treated material is controlled to L80, P110, Q125 or the customer’s specified properties. The material is weldable but requires a pre-heat before welding.

American Piping Products Inc. 4140 Tubing:

  • A519-4140
  • L80, P110, Q125 heat treated mechanicals
  • 2.5 to 15” OD
  • .375” to 4.000”