API 5L PSL 2 Line Pipe

API 5L PSL 2 Line Pipe

The API 5L PSL 2 Line Pipe is a high-quality steel pipeline transporting oil, gas, and water. This American Petroleum Institute (API) specification sets rigorous standards for pipe materials, manufacturing processes, and performance characteristics. PSL 2 (Product Specification Level 2) indicates a higher quality level and stricter requirements than PSL 1, ensuring superior mechanical properties, chemical composition, and testing protocols. Suitable for challenging environments and demanding applications, the API 5L PSL 2 Line Pipe is essential for ensuring the safe and efficient flow of resources across long distances. Whether used in onshore or offshore projects, this pipe is engineered to meet the industry’s toughest challenges, delivering reliability and durability in every installation.

Chemical Composition of API 5L PSL 2 LINE PIPE

Steel Grade	C (Max) %	Mn (Max) %	P (Max) %	S (Max) %
Grade B	0.22	1.20	0.025	0.015
Grade X42	0.22	1.30	0.025	0.015
Grade X46	0.22	1.40	0.025	0.015
Grade X52	0.22	1.40	0.025	0.015
Grade X56	0.22	1.40	0.025	0.015
Grade X60	0.22	1.40	0.025	0.015
Grade X65	0.22	1.45	0.025	0.015
Grade X70	0.22	1.65	0.025	0.015
Grade X80	0.22	1.90	0.025	0.015

Mechanical Properties of API 5L PSL 2 LINE PIPE

Tensile Strength		Yield Strength		C. E.		Impact Energy
Psi x 1000	Mpa	Psi x 1000	Mpa	PCM	IIW	J	FT/LB
60 – 110	414 – 758	35 – 65	241 – 448	0.25	0.43	T/L 27/41	T/L 20/30
60 – 110	414 – 758	42 – 72	290 – 496	0.25	0.43	T/L 27/41	T/L 20/30
63 – 110	434 – 758	46 – 76	317 – 524	0.25	0.43	T/L 27/41	T/L 20/30
66 – 110	455 – 758	52 – 77	359 – 531	0.25	0.43	T/L 27/41	T/L 20/30
71 – 110	490 – 758	56 – 79	386 – 544	0.25	0.43	T/L 27/41	T/L 20/30
75 – 110	517 – 758	60 – 82	414 – 565	0.25	0.43	T/L 27/41	T/L 20/30
77 – 110	531 – 758	65 – 82	448 – 565	0.25	0.43	T/L 27/41	T/L 20/30
82 – 110	565 – 758	70 – 82	483 – 565	0.25	0.43	T/L 27/41	T/L 20/30
90 – 120	621 – 827	80 – 102	552 – 705	0.25	0.43	T/L 27/41	T/L 20/30

Specifications

Standard	API 5L PSL 2 LINE PIPE
Steel Grade/Material	1) Seamless Line Pipe For General Service BN/L245N, X42N/L290N, X46N/L320N, X52N/L360N, X52Q/L360Q, X56N/L390N, X60N/L415N, X60Q/L415Q, X65Q/L450Q, X70Q/L485Q, X80Q/L555Q, X90Q/L625Q 2) Seamless Line Pipe For Sour Service BNS/L245NS, X42NS/L290NS, X46NS/L320NS, X52NS/L360NS, X52QS/L360QS, X56NS/L390NS, X60QS/L415QS, X65QS/L450QS, X70QS/L485QS 3) Seamless Line Pipe For Ocean Service BNO/L245NO, X42NO/L290NO, X46NO/L320NO, X52NO/L360NO, X52QO/L360QO, X56NO/L390NO, X60QO/L415QO, X65QO/L450QO, X70QO/L485QO, X80QO/L555QO, X90QO/L625QO. 4) Welded Line Pipe for General Service BR/L245R, L290R/X42R, L245N/BN, L290N/X42N, L320N/X46N, L360N/X52N, L390N/X56N, L415N/X60N BQ/L245Q, L290Q/X42Q, L320Q/X46Q, L360Q/X52Q, L390Q/X56Q, L415Q/X60Q, L450Q/X65Q, L485Q/X70Q, L555Q/X80Q, L625Q/X90Q, L690Q/X100Q. BM/L245M, L290M/X42M, L320M/X46M, L360M/X52M, L390M/X56M, L415M/X60M, L450M/X65M, L485M/X70M, L555M/X80M, L625M/X90M, L690M/X100M. 5) Welded Line Pipe for Sour Service BMS/BNS/BQS/L245MS/L245NS/L245QS, L290MS/L290NS/L290QS/X42MS/X42NS/X42QS, L320MS/L320NS/L320QS/X46MS/X46NS/X46QS, L360MS/L360NS/L360QS/X52MS/X52NS/X52QS, L390MS/L390NS/L390QS/X56MS/X56NS/X56QS, L415MS/L415NS/L415QS/X60MS/X60NS/X60QS, L450MS/L450NS/L450QS/X65MS/X65NS/X65QS, L485MS/L485NS/L485QS/X70MS/X70NS/X70QS, L555MS/L555NS/L55QS/X80MS/X80NS/X80QS
PSL level	PSL  2
Seamless Pipe Size	OD: 21.3-1400mm WT: 2-200mm L:5.8m/6m/11.8m/12m
Welded Pipe Size	OD: 21.3-1422mm WT: 3.2-60mm L:5.8m/6m/11.8m/12m
	5.8-16m or OEM
Ends design	1) Bevel the welding ends to an angle of 30°, +5°, -0°, with a root face of 1/16″, +/- 1/32″. The bevel shall form a V groove with an included angle of 60°+10/-0. The root opening shall be 1/16″, +/- 1/32″ according to ANSI B16.25. 2) Plain or straight ends. 3) Threaded ends with coupling or without coupling according to API Spec. 5B.
Packing	Black painted or bare surface, hexagonal bundled with steel strips if the pipe diameter is 323.9mm, or loose packing if the pipe diameter is larger than 323.9mm.
Protective Coatings & Linings	3LPE, 3LPP, FBE, AkzoNobel, HEMPEL, JOTUN, Epoxy Zinc-rich Primer, Liquid Epoxy Resin, etc
Section Shape	Round
Technique	Seamless, LSAW, SSAW, HFW, ERW, JCOE, RBE, UOE
Brand	Approved Manufacturer List (AML) or Country of Origin restrictions
Place of Origin	Made in China
MOQ	25 Tons/Size
Transportation	Land transportation is by truck or train, and sea transportation is by container or bulk ship.

Other Related Standards

China: GB/T 9711-2017
ISO: ISO 3183-2012, NACE MR0175/ISO 15156
SHELL Standard: DEP 31.40.20.37
TOTAL Standard: TOTAL GS EP PLR 201
Canada Standard: CSA Z245.1-14
Kuwait Standard: KOC-MS-001 PT.1 REV.2（2009), KOC-MS-018
Norway Standard: DNV-OS-F101
Iran Standard: IPS-M-PI-190

Applications of API 5L PSL 2 Line Pipe

Oil and Gas Industry

Long-Distance Pipeline Transmission: Used to transmit oil, gas, and other fluids over long distances, often across countries and continents.
Offshore and Subsea Pipelines: Employed in offshore drilling and subsea pipeline systems due to its enhanced mechanical properties and resistance to harsh environmental conditions.
Flow Lines: Utilized as flow lines to transport crude oil and natural gas from production wells to processing facilities and storage areas.
Gas Distribution Networks: Integral to high-pressure gas distribution networks, ensuring safe and reliable delivery of natural gas to consumers.

Petrochemical Industry

High-Pressure Chemical Transport: Suitable for transporting various chemicals and petrochemicals at high pressures and temperatures.
Refinery Piping: Used in refinery piping systems where the quality and reliability of the pipe are critical for the transportation of raw and processed hydrocarbons.

Power Generation

Steam and Water Transport: Employed in power plants to transport steam and water within high-pressure and high-temperature environments.
Cooling Water Systems: Utilized in cooling water systems of power generation facilities, mainly where reliability and resistance to corrosion are essential.

Water Industry

High-Pressure Water Transmission: Suitable for high-pressure water transmission systems in municipal and industrial water supply networks.
Water Treatment Plants: These are used in critical piping systems within water treatment plants, where higher-quality pipes are required for reliability and longevity.

Marine and Offshore Applications

Offshore Platforms: Used in constructing offshore platforms and rigs, particularly for risers and transportation pipelines requiring high-strength materials.
Underwater Pipelines: Underwater pipelines are employed in underwater pipelines for oil and gas transportation and can withstand the harsh marine environment.

Construction Industry

Structural Support: Used in structural applications requiring high-strength and reliable materials, such as in the construction of high-rise buildings, bridges, and infrastructure projects.
Piling Systems: Employed in piling systems for deep foundations where superior mechanical properties are necessary.

Mining Industry

Slurry Pipelines: Suitable for transporting slurry in mining operations requiring high wear resistance and durability.
Mine Dewatering Systems: These are used in mine dewatering systems to ensure the reliable removal of water from mining sites.

Industrial Applications

Process Piping: Employed in various industrial processes where high-pressure and high-temperature fluids are transported.
Utility Piping: Used in utility piping systems within industrial plants for the transportation of air, steam, water, and other utilities.