These new editions provide technical updates that have reached consensus within apis subcommittee on tubular goods and will now give. As requested by polish customers, certification was carried out for steel longitudinal electricwelded pipes with anticorrosion. Besides casing and tubing, it also includes pup joints, coupling stock, coupling material, and accessory materials, and establishes requirements for three product specification levels psl1, psl2, and psl3. Api specification 5ct eighth edition, july 1, 2005 iso. Standard edition section question answer as per paragraph 8. Pipe furnished to this standard shall be made by the seamless or electricweld process as shown in table c. Steel tubular products steel grades developed for sour service environments meet all api specifications. Specification for threading, gauging and thread inspection of casing, tubing, and line pipe threads api specification 5b. The couplings should meet all the minimum requirements outlined in api spec. American petroleum institute api 5ct high strength steels are extensively used for casing strings inwells subjected to high cyclic hydraulic fracturing loads. Tubular goods api spec 5ct does not have a requirement for how the depth of groove is measured for groups 3 and 4 so this can be defined by the manufacturer. Api spec 5ct specification 5ctiso 11960, specification for casing and tubing, eighth edition, petroleum and natural. Specification for casing and tubing api specification 5ct ninth edition, july 2011 effective date. Api sour service steel grades us steel tubular products.
A brief introduction of api 5l, api 5b, api 5ct and api 5d. Api standards and the standards development process discussion will cover. Api 5ct 10th edition announcement us steel tubular products. This international standard is based on api 5ct specification for casing and tubing. Astmasme standard en standard din standard jis standard. Api specification 5ct, casing and tubing, 10th edition, june 2018 errata 2 6. Api spec 5ct specification for casing and tubing, tenth edition, includes errata 1 2018 and errata 2 2019 standard by american petroleum institute, 06012018. This standard specifies the technical delivery conditions for steel pipes casing, tubing, plainend casing liners and pup joints, coupling stock and accessories and establishes requirements for three product specification levels psl1, psl2, psl3. It is used to make up the casing string to the exact required total length. Seamless carbon steel pipe,oil line pipe,tubing and casing. Api history and organizational structure standards development process standards committee structure and organization format and style guide global standards update.
According to api, oil and natural gas industry can have the reference standards about its industry. Starting from 1995 vyksa plant has american petroleum institute api certificates with api 5l and api 5ct specifications. Fea models were carried out to investigate and compare two api casing. Evaluation of standard api casing connections and parametric.
Specification for threading, gauging and thread inspection of casing, tubing, and line pipe threads upstream segment api specification 5b fifteenth edition, april 2008. This standard specifies the technical delivery conditions for steel pipes. The tubing pup joint is a pipe that can be cut toa different lengths. Take a closer look into the updates for api spec 5l, specification for line pipe, 46th edition, and api spec 5ct, casing and tubing, 10th edition. The four groups of products to which this standard is applicable. Specification for casing and tubing api specification 5ct eighth edition, july 1. Api spec 5ct specification for casing and tubing, tenth. Refer to api 535 for graphs showing the relationship of nox to excess oxygen, firebox temperature, combustion air temperature and hydrogen content in the fuel gas. An api 5ct p110 steel obtained from a seamless pipe was mechanically characterized. As part of apis standards develop program, these updates are reflective of apis standards program mission to provide a forum for development of consensus. Api spec 5ct specification 5ctiso 11960, specification for casing and tubing, eighth edition, petroleum and natural gas industriessteel pipes for use as casing or tubing for wells.
Chemical composition chemical composition % grade mfg. Api 5ct is standard technical specifications for steel casing and tubing pipes used for oil wells in petroleum and natural gas industries. Api foreword this standard is under the jurisdiction of the api standards subcommittee on tubular goods api c1sc5. Nitrogen oxide measurement is often required by regulatory agencies. Api spec 5ct gages and api spec 5ct tubing products for china needs at westport corporation. Groups 3 and 4 product furnished to this international standard shall be quenched and tempered. The models were 2d axisymmetric, as can be seen in figure 1. The file is too big to be uploaded as an attachment. This specification contains the api monogram annex as part of the u. Users of this standard are advised that further or differing requirements can be needed for individual applications. In these ondemand webinars, youll get an overview of the documents, their history, products, content, and requirements.
This standard is not intended to inhibit a vendor from offering, or the purchaser from accepting, alternative. Api spec 5ct specification 5ct iso 11960, specification for casing and tubing, eighth edition, petroleum and natural gas industriessteel pipes for use as casing or tubing for wells. American petroleum institute api list your products or services on engineering360. Astm e2908 standard practice for using significant digits in test data to determine conformance with specifications astm e8310a standard practice for verification and classification of extensometer systems astm e11210 standard test methods for determining average grain size. The api spec 5ct standard specifies the technical delivery conditions for steel pipes casing, tubing and pup joints, coupling stock, coupling material and accessory material and establishes requirements for three product specification levels psl1, psl2, psl3. The l80 casing pipe can be made of three materials,including l801,l80 9cr and l80 cr. Api 5ct casing material pipe fluid conveyance international. Read online api specification 5ct eighth edition, july 1, 2005 iso. Api specification 5ct eighth edition, july 1, 2005 iso 11960.
We are pleased to announce the publications of the 10 th edition of specification 5ct, casing and tubing, and the 7 th edition of technical report 5c3, calculating performance properties of pipe used as casing or tubing. American petroleum institute purchasing guidelines api monogram equipment purchase api. As part of api s standards develop program, these updates are reflective of api s standards program mission to provide a forum for development of consensusbased industry standards, and technical cooperation to improve the industrys safety performance and competitiveness. These joints are useful when greater leak resistance or more clearance is needed than that provided by the standard api joints.
Api spec 5ct specification api coupling, casing pipe. Api spec 5ct specification for casing and tubing, tenth edition, includes errata 1 2018 and errata 2 2019 standard by american petroleum institute, 06012018 amendments available. Api 5ct series coupling api 5ct series coupling api 5ct series tubing api 5ct series casing api 5ct coupling stock api 5ct pup joint. Any manufacturer marking equipment or materials in conformance with the marking requirements of an api standard is solely responsible for complying with al l the applicable requirements of that standard. While nonsour grades of api steel such as p110 casing strings have been used satisfactorily for well. This edition of api spec 5ct is the modified adoption of iso 11960, petroleum and natural gas industriessteel pipes for use as casing or tubing for wells. Instantly download api spec 5ct specification for casing and tubing, tenth edition, includes errata 1 2018 and errata 2 2019. By agreement between the purchaser and manufacturer, this standard can also be applied to other plainend pipe sizes and wall thicknesses. Jst mainly produces tubing and casing, line pipe, drill pipe, high pressure boiler pipe, marine pipe. In these ondemand webinars, youll get an overview of the.
Users of this international standard should be aware. Oil country tubular goods short form octg refer mainly casing and tubing but can also refer line pipe used in transporting and exploration of oil and gas. These three materials enjoy the consistent mechanical properties,but different heat treatment method and chemical composition. World iron steel supply line pipe and casing and oil tube accoording to api5l and api 5ct standard. Specification for threading, gauging and thread inspection.
Also, effective july 1 st, 2019, api 5ct audits will be conducted to the 10 th edition of the document. For pipes covered by this standard, the sizes, masses, and wall thicknesses, as well as grades and applicable endfinishes, are provided. Api rp 5c1 recommended practice for care and use of. Asa standards store in partnership with ihs markit. Your sales contact will be able to provide detailed information. Support api product specifications standards where 20j is specified.
Api standards and the standards development process. The standard for tubing and casing is api 5ct standard and api 5d is the standard of drill pipe, while, about line pipe specification,thats api 5l. Threaded and coupled connections were generated as cad models on the ansys design modeler based on api 5b standard for short round and buttress connections types. Tubular goods api spec 5ct does not have a requirement for how the depth of groove is measured for groups 3 and 4 so this can be defined. All books are in clear copy here, and all files are secure so dont worry about it.
Current licensees shall ensure that products manufactured on and after july 1 st, 2019 meet the requirements of api 5ct 10 th edition in order to be monogrammed. For pipes covered by this standard, the sizes, masses and wall thicknesses as well as grades and applicable endfinishes are listed in tables c. By agreement between the purchaser and manufacturer, iso 11960. This standard can also be applied to tubulars with connections not covered by api standards. Api 5ct casing and tubing specification octalsteel. If you want to process, measure and inspect the screw thread of casing, tubing and pipeline, api 5b is the your choice. This api standard is identical with the english version of iso 11960. To ensure a quality product as per api 5ct standards, casing and tubing are gone through a series of quality tests that include the hydro test. Api sour service steel grades steel grades for sour service environments that meet all api specifications. Charpy vnotch impact test absorbed energy results meet api sr16 and are lower in normalized n80 than quench and tempered n80. Note wall thicknesses greater than those of standard isoapi pipe are.
Api 5ct monogram licensees api 5ct monogram applicants api auditors from. Available in both standard quench and tempered api n80 and lower cost normalized api n80 walls less than 0. Specification for threading, gauging and thread inspection of. Inspection, testing and dimensions are in accordance with api 5ct for grade n80. Api rp 5c1 recommended practice for care and use of casing. Api spec 5ct seamless steel tubes specification for casing. We can provide custom seamless oil line pipes according to customers specific requirements. Iso 11960 was prepared by technical committee isotc 67, materials, equipment and offshore structures for petroleum. The requirements for psl1 are the basis of this standard. Note in this international standard when the symbol l80 is used alone it covers grades l80 type 1, l80 9cr and l80 cr. The requirements that define different levels of standard technical requirements for psl2 and psl3, for all grades except h40, l80 9cr and c110, are contained in annex h. Several proprietary nonapi connections are available. The standard specifies requirements for manufacture of seamless and welded steel pipe for use in the petroleum and natural gas indus tries, to.
The publications of the 10 th edition of specification 5ct, casing and tubing, and the 7 th edition of technical report 5c3, calculating performance properties of pipe used as casing or tubing. These new editions provide technical updates that have reached consensus within apis subcommittee on tubular goods and will now give industry consistent practices in the respective areas of the. Under the general standards, there are some subordinated specifications drafted for each specific octg product, such as api 5b, api 5ct, api 5d, api 5l and so on. This standard is based on the eighth edition of api spec 5ct. Failures related to api 5ct high strength steels viking.
No provision of this recommended practice shall be cause for rejection of casing or tubing provided the threads are in accordance with the requirements of the latest edition of api standard 5b. Download api specification 5ct eighth edition, july 1, 2005 iso. The requirements that define different levels of standard technical requirements for psl2 and psl3, for all grades except h40 and l80 9cr, are contained in annex h. By agreement between purchaser and manufacturer, this international standard can also be applied to other drillpipe body andor tooljoint dimensions. Api spec 5ct specification for casing and tubing, tenth edition, includes errata 1 2018 and errata 2 2019 standard by american petroleum institute, 06012018 amendments available view all product details. Jst has become a professional manufacturer of seamless carbon steel pipes and various special pipes in china. Api 5l pipe may be ordered as casing in accordance with api 5c6. This international standard can also be used for drillpipe with tool joints not specified by iso or api standards. To ensure a quality product as per api 5ct standards, casing and tubing are gone through a series of quality tests that include the hydro test, straightness check. Api round and buttress thread with resilient sealing ring is. Api specification 5ct, 10th edition errata 2 please be advised that errata 2 for the 10th edition of api specification 5ct, casing and tubing, has been published.
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