API 5L Pipe Specification (Updated on 2020) - Octal Steel

API 5L steel line pipe adopts different steel grades, generally are Gr. B, X42, X46, X52, X56, X60, X65, X70, X80. Some manufacturers are capable of manufacturing steel grade up to X100 and X120. As the steel line pipe grades higher, more strictly control on the carbon equivalent control, and higher mechanical strength performances.

API 5L Pipe Specification (Updated on 2020) - Octal Steel

API 5L steel line pipe adopts different steel grades, generally are Gr. B, X42, X46, X52, X56, X60, X65, X70, X80. Some manufacturers are capable of manufacturing steel grade up to X100 and X120. As the steel line pipe grades higher, more strictly control on the carbon equivalent control, and higher mechanical strength performances. API X80-Grade Conductor Casing - JFE Steel Corporation(*1) API X80-grade Strength grade conforming to the standards of the American Petroleum Institute (API). X80-grade refers to a yield strength of 555 MPa. (*2) Conductor casing A steel pipe that is placed into the ground (or seabed) at the

ASTM API 5L X80 - abter steel pipe manufacturer, natural development of grade api x80 pipeline steel plates

ASTM API 5L X80 Seamless and Welding PSL2 Steel Pipe/Tube ASTM API 5L X80 seamless and welding PSL2 Steel pipe/tube, the steel shall be killed and made according to fine grain practice. The coil or plate used for the manufacture of PSL2 API 5L X80 pipe shall not contain any repair welds. The width of the coil or plate used for the manufacture of helical seam pipe shall not be less DEVELOPMENT, PRODUCTION AND APPLICATION OF steel grade API X80 was developed by implementing TMCP plus accelerated cooling (ACC) of CMnNbTi steels. The first X80 pipe line of the world was installed in 1992 in Germany . The pipes for that project were produced and delivered by Mannesmann (the later Europipe) who promoted the major development of X80 plates and pipes in the eighties development of grade api x80 pipeline steel plates

Development and Production of Heavy Gauge X80 and High development of grade api x80 pipeline steel plates

This paper will describe the chemistry, rolling process, microstructure and mechanical properties of X80 pipeline steel plates produced by SQS for 52,000 mT of for the 3rd West-to-East Natural Gas Transmission Pipeline Project and 5,000 mT for the Middle Asia C Line Project along with 1000 tons of 16.3 mm X90/X100 for the 3rd West-East development of grade api x80 pipeline steel plates Development of API 5L X-80 Plates and Pipes at Essar Steel development of grade api x80 pipeline steel platesEssar Steel has successfully produced X-80 plates and pipes with a modified HTP alloy design and using the new facilities of plate mill pipe mill. The paper gives some of the key highlights of this development activity. This was a collaborative effort between the metallurgists engineers at Essar Steel India Limited and experts from CBMM.

Development of API X80 Grade Electric Resistance

Development of API X80 Grade Electric Resistance Welding Line Pipe with Excellent Low Temperature Toughness sheet is much higher than that of plate (less than 350°C). It was therefore difficult to obtain good toughness with a lower bainite microstructure identical to the microstruc-ture of the plate-UOE pipes processed by ERW. Development of Grade X70 and X80 for Sour Service Line development of grade api x80 pipeline steel platesRequest PDF Development of Grade X70 and X80 for Sour Service Line Pipe Applications The paper describes the results of elaborated development work and the application of the very latest development of grade api x80 pipeline steel plates

Development of High Performance UOE Pipe for

for linepipe manufactured from steel plates are intro-duced. Keywords for development are high-strengh, development of grade api x80 pipeline steel plates range by UOE pipe New available size range Fig. 1 API X80 Available size range (API The American development of grade api x80 pipeline steel plates (API The American Petroleum Institute) high strain linepipes API Grade Dimension OD (mm) WT (mm) Condition Longitudinal tensile development of grade api x80 pipeline steel plates Development of High Performance UOE Pipe for Linepipefor linepipe manufactured from steel plates are intro-duced. Keywords for development are high-strengh, development of grade api x80 pipeline steel plates range by UOE pipe New available size range Fig. 1 API X80 Available size range (API The American development of grade api x80 pipeline steel plates (API The American Petroleum Institute) high strain linepipes API Grade Dimension OD (mm) WT (mm) Condition Longitudinal tensile development of grade api x80 pipeline steel plates

Development of Modern High Strength Heavy Plates for development of grade api x80 pipeline steel plates

This paper gives an overview of the development of high strength plates for line pipe application at Salzgitter Mannesmann Grobblech. From comparably thin-walled X80 plates with no or medium DWTT requirements to recent requirements for approx. 28 mm thick X80 plates with requirements of 75/85% shear area fraction at 30°C and more than 250 J development of grade api x80 pipeline steel plates Development of X-80 HTP Linepipe Steel over 40 Yearsin 1972 and were converted from slabs to plates by nine different steel mills . Commercial application in API Grade X-70 first occurred in Canada in 1974 but the concept was only used sporadically after that until 1998 when it was applied for the API Grade X-70 Sour Service Cantarell Project in Mexi Soon thereafter,

Mechanical Properties of High-Nb X80 Steel Weld Pipes

The mechanical properties of steel pipe have great effects on the integrality and operation safety of gas transmission pipeline. In order to reduce the cost of the steel pipe, the high-Nb X80 pipeline steels with the different alloying systems have been used in the Second West-to-East Gas Transmission Pipeline Project. Nevertheless, an investigation into the effects of chemical composition Microstructure And Mechanical Properties of X80/X100 Grade API-X70 grade steel is widely applied and API-X80 grade steel is also used at several projects. Futhermore, many researches and trial productions of X100 and X120 steel are being undergone to develop materials and pipe making, construction, etc.

Microstructure And Mechanical Properties of X80/X100 Grade

API-X70 grade steel is widely applied and API-X80 grade steel is also used at several projects. Futhermore, many researches and trial productions of X100 and X120 steel are being undergone to develop materials and pipe making, construction, etc. PAPER OPEN ACCESS Study on Microstructure Control of In this paper, the X80 pipeline steel produced by the laboratory is used as the object to study the microstructure performance control and isothermal precipitation of high-grade X80 pipeline steel, and provide theoretical and experimental basis for the industrial production of high-grade pipeline steel.

Process Introduction And Development History of API

Up to now, X80 has passed the "test section stage". The world-famous second-line West to East Gas Pipeline of more than 4843 kilometers adopts X80 steel grade, and about 2445 kilometers of third-line West to East Gas Pipeline also uses X80. Update notes for the latest edition of 2012 (45th Edition) Technical specifications for X80 OD 1422 mm line pipes The Q/SY 1513.1-2012 General Specifications for Materials Used in Oil/Gas Pipelines Section 1 Submerged-arc Welded Pipeline of CNPC is applicable to pipelines with a maximum diameter of 1219 mm and a steel grade of X80, with physical and chemical specifications basically consistent with ISO 3183, GB/T 9711 and API SPEC 5L 2012.But, the Q/SY1513.1-2012 does not

Texture Dependent Mechanical Anisotropy of X80 Pipeline Steel

Pipeline steel grades API X80 are used for oil and gas transport. The most important mechanical properties of these steel grades are strength and fracture toughness. A remarkable directional anisotropy of toughness and strength were often observed in the plates. The effect of the thermomechanical processing parameters on the mechanical development of grade api x80 pipeline steel plates The Development and Application of X80 Line Pipe Development and Production Of X80 Strip and Plate for Pipeline Steel in China Mechanical Property Requirements for X80 Steel Strip and Plate Table 2.1. Requirements of tensile and hardness tests for X80 steel Tensile Test Type Sampling direction R t0.5/MPa R m/MPa A/% R t0.5/R m Hardness Test Strip 300 580-690 625 API 5L 0.92

What are the keywords for UOE pipe development?What are the keywords for UOE pipe development?Keywords for development are high-strengh, heavy wall thickness, high-deformability HIPERTM, collapse-resistant for deep sea, sour resistance, and low-temperature toughness. At present JFE Steel is capable of providing high-end UOE pipes in numerous sizes and for a wide range of conditions. 1. IntroductionDevelopment of High Performance UOE Pipe for Linepipe What kind of microstructure is used for high strain linepipe?What kind of microstructure is used for high strain linepipe?Two types are used in control of the dual-phase microstructure, namely, the ferrite-bainite type, which is applied to grades X60-X65, and the bainite-MA type (MA Martensite-austenite con- stituent), which is applied to high strength grades of X70 and higher. Typical microstructures of JFE Steels high strain linepipe are shown in Photo 1.Development of High Performance UOE Pipe for Linepipe

X80 Seamless Pipeline - United Steel

From the middle of the 1980s, the grade of X80 steel began to be studied and tested and used in the early 1990s. So far, about 2000 kilometers of X80 steel pipes have been used in all parts of the world. 3. there are X80 steel grades in the world's main pipeline steel product standards, with clear quality and technical specifications. api 5l psl2 x56 pipeline specification standard and development of grade api x80 pipeline steel platesBBN steel strictly control quality of our carbon steel plate, alloy steel plates and structural steel plates. For api 5l PSL2 x56 pipeline specification ASTM A572 Grade 50 structural steel plate, Our Q/C Department will inspect dimension before shipment, making sure structural steel plate thickness tolerance and width, length tolerance are development of grade api x80 pipeline steel plates

api 5l x80 psl2 specification metal steel plates-BBN API development of grade api x80 pipeline steel plates

API 5L Pipeline steel plate supplier,SA516GR70N steel is a standardized medium and low temperature pressure vessel. The overall performance is improved and the api 5l x80 psl2 specification product price is higher. The steel plate has th api 5l x80 psl2 specification metal steel plates-BBN API development of grade api x80 pipeline steel platesAPI 5L Pipeline steel plate supplier,SA516GR70N steel is a standardized medium and low temperature pressure vessel. The overall performance is improved and the api 5l x80 psl2 specification product price is higher. The steel plate has th

steel For PiPelines

API 5L X70 grade pipe is common place and 13km of X80 grade pipe has been installed in a looping section of the Roma - Brisbane pipeline. The aim of the Roma - Brisbane looping project was to fully evaluate the economic benefits associated with the use of 8.8mm thick, 406mm diameter X80 grade pipe. The evaluationAuthor Anil Kulkarni, Sirshendu Chatterjee, Yogesh Patel, Nitin Amte Publish Year 2013 DEVELOPMENT, PRODUCTION AND APPLICATION OF steel grade API X80 was developed by implementing TMCP plus accelerated cooling (ACC) of CMnNbTi steels. The first X80 pipe line of the world was installed in 1992 in Germany . The pipes for that project were produced and delivered by Mannesmann (the later Europipe) who promoted the major development of X80 plates and pipes in the eighties development of grade api x80 pipeline steel plates

Cited by 28 Publish Year 1984 Author M. Pontremoli, P. Bufalini, A. Aprile, C. Jannone The Development of X80 Steel Plate and Coil for the 2nd development of grade api x80 pipeline steel plates

During the development process two alloy approaches have been identified for plate and coil to produce the ferrite/acicular ferrite microstructure required for API X80 pipe. This paper will describe Nanjing Iron and Steel Companys development and results to produce API grade X80 plate and coil that successfully met the specification development of grade api x80 pipeline steel platesCited by 4 Publish Year 2008 Author Yuqun Yin, Yixin Huang, Yongkuan Yao, Daoyuan Wang, Yonglong Wu, Douglas G. Stalheim Which is high performance UOE pipe for linepipe?Which is high performance UOE pipe for linepipe?In this paper, high performance UOE pipes for linepipe manufactured from steel plates are intro- duced. Keywords for development are high-strengh, heavy wall thickness, high-deformability HIPERTM, collapse-resistant for deep sea, sour resistance, and low-temperature toughness.Development of High Performance UOE Pipe for Linepipe

Development of grade API X80 pipeline steel plates development of grade api x80 pipeline steel plates

The future demand for high-grade pipeline materials (API X80 and higher) calls for the development of steels with microstructures showing acicular phases (acicular ferrite, bainite, and

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