API publications necessarily address problems of a general nature. With respect to VII. Introduction. This Standard is based on API Spec 5L, 44th Edition. Comparison Between API 5L 44th And 45th Edition – API API Has Provided A Summary Of The 45th Edition Improvements, As Per The Following Excerpt From . API 5L 44th – Ebook download as PDF File .pdf) or read book online.

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API 5L Steel Pipe Specification (Latest 45th Edition Update)

Specification permits intermediate grades L Street, NW? The letter X followed by a two or three digital number equal to the 44ty yield strength in psi rounded down to the nearest integer and, for PSL2 pipe, the letter describing the delivery condition R, N, Q, or M consist with the above formats.

Purchase order must first include general information, Clause 7. With less raw material cost, simplified and uniform production procedures, welded steel pipe has taken the first place in oil and gas line pipe industries.

Suitable for welding L Street, NW? PSL is the abbreviation of product specification level.


Removed by grinding or repaired by welding if in a seam weld made with filler metal? Requires that records be retained for a minimum of 3 years Spec Q1 requires a 5 year minimum retention?

As the development of ecition steel plate making technology, pipe forming and welding technology also has been much improved, so a lot of ERW pipe and SAW pipe used in the pipeline constructions. The best requirements of both standards were adopted? This standard is not applicable to cast pipe. T Elong in 2″ g.


In 18th, Feb,ISO Manufacturer applies for Licensing under the Monogram Program 2. Notations in the margins of the standard showing where requirements in Annex N either supplement or replace those in the body L Street, NW?

References provided in Clause 7. Random length shall be delivered as below table Thermomechanical rolled or thermomechanical formed. Section contains a list of the pertinent test and examination records?

Are you an Engineering professional? Click Here to join Eng-Tips and talk with other members! For PSL1 pipe, manufacturer shall establish and follow documented procedures to maintain a.

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Where can I get that summary of 45th edition improvement?

Thank you in advance. Types of inspections required are based fdition the product form and the PSL level and include: Join your peers on the Internet’s largest technical engineering professional community. Tighter pipe end diameter tolerances L Street, NW? Acceptance criteria given in Clauses E. The flattening test method is used to verify the deformation performance of line pipe to the specified size, and display its defects.

Read api-5lth-edition

Non-destructive inspection and testing. Quantity in meters or in tons. Grade designations for PSL 2 contain a delivery condition, e. Jointers need not be hydrostatically level, provided that the portions of pipe used in making the jointers were successfully hydrostatically tested prior to the joining operation.

Delivery Conditions for each steel grades To be continue: