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API SPEC 4F
Specification for Drilling and Well Servicing Structures, Fifth Edition, Includes Addendum 1 (2023)
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STANDARD published on 1.6.2020
The information about the standard:
Designation standards: API SPEC 4F
Publication date standards: 1.6.2020
SKU: NS-1250677
The number of pages: 66
Approximate weight : 198 g (0.44 lbs)
Country: American technical standard
Category: Technical standards API
Annotation of standard text API SPEC 4F :
This specification states requirements and gives recommendations for suitable steel structures for drilling and well servicing operations in the petroleum industry, provides a uniform method of rating the structures, and provides two product specification levels (PSLs).
This specification is applicable to all new steel derricks, masts (including masts with guy lines and service rig masts), substructures, and crown block assemblies with a date of manufacture after the effective date of this specification.
Annex A provides standard supplementary requirements (SRs) that apply only if specified by the purchaser. Annex B is an informative annex to assist in an understanding/ application of this API specification. Annex C is an informative annex regarding the API Monogram Program and the API Monogram marking requirements. Annex D is an informative annex providing guidelines to assist the Purchaser with purchasing equipment manufactured to the requirements in this API document. See more
These adjuncts apply to this standard:
API SPEC 4F/Add1
Adjunct of the standard
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Addendum 1 to Specification for Drilling and Well Servicing Structures, Fifth Edition
Adjunct of the standard published on 9.8.2023
Selected format:Show all technical information.
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