API SPEC 20C 3rd Edition, April 2020  

Closed Die Forgings for Use in the Petroleum and Natural Gas Industry

Product Details:

Revision: 3rd Edition, April 2020 

Published Date:April 2020 

Status:Active, Most Current 

Document Language:English 

Published By: American Petroleum Institute (API)  

Page Count:35

Description / Abstract:

Purpose 

This API specification identifies requirements for the forging manufacturer qualification, production, marking and documentation of closed die forgings for use in the petroleum and natural gas industries when referenced by an applicable equipment standard or otherwise specified as a requirement for conformance. 

Applicability 

This specification is applicable to equipment used in the oil and natural gas industries where service conditions warrant the use of closed die forgings. Examples include pressure-containing or load-bearing components. 

Forging Specification Levels (FSLs) 

This specification establishes requirements for four different FSLs. These FSL designations define different levels of forged product technical, quality, and qualification requirements.

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