API 5L X65 Pipe

API 5L X65 Pipe

Gnee stocks API 5L X65 pipes in pls1and pls2 type. We offer X65 steel in seamless and welded (ERW, LSAW, SSAW HSAW, DSAW) options. Our pipes meet industry and international standards.

Gnee product undergoes water pressure testing, visual inspection, impact testing, non-destructive testing (NDT), etc., and a complete (MTC 3.2) test report is provided. We offer a wide range of sizes and support customization. X65 steel materials are corrosion-resistant, high-temperature resistant. They are ideal materials for international oil and gas projects or offshore platform construction projects.

X65 pipe is one of grades in API 5L standard. It has different levels to meet different application needs. Our X65 is available in seamless pipe and welded type. Seamless pipes are dimensionally precise. ERW pipes, on the other hand, are stronger for long-term use.

Gnee has a large inventory of API 5L X65 pipes, supporting fast shipping.


7 days for stock goods/ within 30-50 days / depending on your order quantity

  • Standard export packaging: Bundled with Rope/In Bulk
  • According to customer requirements

Available, welcome to consult

A) Full Service: Pre, In, After
B) 18+ Years Exp.Global Export
C) 365 Days Always Online
D) Large-scale Reserve
E) Diversified Logistics Solution

Email: sale@gneesteelpipe.com

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Various Types Of API 5l x65 pipe For Sale

  • Seamless Pipe For Sale: High strength, no weld seams, suitable for high-pressure or high-temperature environments.
  • ERW Pipe For Sale: High dimensional accuracy, suitable for medium and low-pressure fluid transportation.
  • LSAW Pipe For Sale: Used for large-diameter, high-pressure oil pipelines.
  • SSAW Pipe For Sale: Flexible manufacturing, commonly used in long-distance gas transmission projects.

General Parameters Of API 5l x65 Material

Equivalent Grades Of API 5l x65 Material

Delivery Condition for API 5L X65 Line Pipe

parameter Of x65 steel properties

Chemical Composition for API 5L X65 PSL 1 Pipe With t ≤ 0.984”

Chemical Composition for API 5L X65 PSL 2 pipe with t ≤ 0.984”

Excellent Features Of API 5L X65 Pipeline

Gnee has been providing high-quality X65 Pipeline with excellent properties to customers worldwide for 18+ years. Come and get a quote now.

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The API X65 grade has a minimum yield strength of 450 MPa (65,000 psi). X65 steel provide excellent resistance to internal pressure in long-distance pipelines. Its high tensile strength ensures structural reliability even in deep-sea and high-pressure gas transmission systems.

The API 5L X65 material is composed primarily of carbon, manganese, phosphorus, sulfur, silicon, and trace alloying elements like niobium and vanadium. This precise composition improves hardenability, impact resistance, and overall mechanical integrity. API 5L X65 PSL2 specification meets stricter chemical limits compared to PSL1.
The PSL2 version also includes additional requirements for carbon equivalent (CE) control and impact testing, ensuring better weldability and fracture resistance .

The steel API 5L X65 is engineered for easy field welding and fabrication. It allows consistent weld quality with minimal risk of cracking or deformation. Whether produced as seamless or welded (API 5L X65M) pipe, it maintains uniform microstructure and dimensional stability during processing. This makes it suitable for bending, flanging, and other custom fabrication tasks required by modern pipeline construction.

Pipelines using API5LX65 are often exposed to harsh environments — such as offshore drilling, sour gas fields, and sub-zero conditions. With refined metallurgy and optional coatings, the API 5L Gr X65 PSL 2 grade offers improved resistance to CO₂ and H₂S corrosion, erosion, and temperature fluctuations. When combined with anti-corrosive coatings or FBE layers, x65 pipe provides long-lasting protection against chemical attack and mechanical wear.

X65 Steel Pipe Applications

API 5L X65 is an ideal material for various industries, including natural gas pipelines, offshore platform pipelines, and the oil refining and chemical industries. It features stable mechanical properties, corrosion resistance, and good weldability. These properties ensure the longevity of projects. X65 pipeline is a highly cost-effective option for you.

Refinery & Petrochemical Industries
Refinery & Petrochemical Industries
Offshore & Subsea Pipeline
Offshore & Subsea Pipeline
Oil & Gas Gathering Lines
Oil & Gas Gathering Lines
Natural Gas Pipeline
Natural Gas Pipeline

Difference Between API 5L x65 psl1 & psl2 Tube

  • API 5L x65 PSL1: Suitable for scenarios with relatively general pipeline performance requirements, such as ordinary oil and gas transportation and pipeline projects in non-corrosive environments.

  • API 5L x65 PSL2: Suitable for scenarios with extremely high requirements for pipeline safety and corrosion resistance, such as deep-sea oil and gas transportation and oil and gas field pipeline systems containing corrosive media such as hydrogen sulfide.

  • API 5L x65 PSL1: It only specifies the basic elemental range, such as carbon, manganese, sulfur, and phosphorus.

  • API 5L x65 PSL2: It has stricter controls on the content of chemical elements. It requires control of carbon equivalent (CE) to ensure weldability; it also requires grain refinement and deoxidation treatments.
  • API 5L x65 PSL1: Yield strength ≥450 MPa, tensile strength ≥535 MPa

  • API 5L x65 PSL2: Yield strength is 450–600 MPa, and the tensile strength is 535–760 MPa.
  • API 5L x65 PSL1
  • Hydrostatic test
  • Visual inspection
  • Non-destructive testing (NDT)
  • API 5L x65 PSL2
  • Impact Test
  • Non-destructive testing (NDT)
  • Hardness Test
  • Weld Quality Inspection
  • Complete test reports and material traceability (MTC 3.2) are required.

Favorable L450 Steel Pipe Prices

We can provide competitive factory prices to global customers.

Volume Discount

Offer preferential prices for large orders

We provide gradually decreasing unit prices based on the quantity of steel pipes. For example, when the purchase volume reaches 100 tons, 200 tons, and 500 tons, Gnee Steel Pipe will give different discounts.

Custom Pricing

We provide customized price plan for customer

According to the specific needs (such as steel pipe material, specifications, quantity, delivery time, etc.), we can provide flexible customized quotations to meet the budgets and requirements of different customers.

Project-Based Pricing

We provide targeted pricing for customer

Gnee can provide special preferential contract prices for large projects. In the process, we can also formulate flexible price plans based on the payment schedule or delivery time of the project.

What Can Gnee Guarantee For Our Customers?

ISO

Quality Assurance

As a supplier with 18+ years of experience, we promise to provide high quality steel pipes, which comply with international standards and industry specifications, such as ISO, ASTM, EN, or JIS, etc. Gnee can provide relevant quality certifications, test reports & material certifications.

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Steel Pipe

Faster Delivery Time

Gnee has a large inventory of steel pipes and multiple production lines. We respond to customers’ orders on time and provide customers with reasonable transportation and delivery solutions. We promise to deliver steel pipes according to the time specified in the contract.

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Comprehensive Services

Comprehensive Services

Gnee provides comprehensive services for customers. Services include steel pipe customization, technical support & consultation, sample provision, etc. Through the guidance of a professional team, customers can ultimately purchase steel pipe specifications, sizes, and materials that meet project requirements.

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Competitive Price

Competitive Price

As a supplier, Gnee can promise to provide competitive prices and conduct reasonable negotiations with customers. Gnee has its own factory and production lines. Also, we have established stable cooperative relationships with many reliable raw material suppliers and can provide high-quality steel pipes to the world at factory prices.

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Inventory And Delivery Of Steel Pipe

Gnee factory has a large inventory of steel pipes and supports bulk orders. We also offer a variety of logistics solutions. Come and contact us.

Why Choose Gnee API 5L X65 Pipe?
If you want to find a trustworthy API 5L X65 Pipe manufacturer, Gnee will be your best choice. 18+ years of experience pipe manufacturer, certified by CE, ISO, and API. And we guarantee the highest safety and quality standards.
certificate

In addition, our API 5L X65 pipe has been successfully exported to more than 60 countries such as Vietnam, Malaysia, Indonesia, Pakistan, UAE, and South Korea, etc. Many regular customers visit our company and factory and make multiple orders.

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What Services Does Gnee Provide?

Gnee can provide the following measurement services for pipe:

1. Dimensional measurement: Measure the dimensional parameters such as length, width, and thickness by measuring instruments to ensure the pipe is qualified and meets the design requirements.
2. Surface measurement: Measure parameters such as flatness, unevenness, and surface roughness of pipe surface to help ensure that the quality and surface state of the pipe meet the requirements.
3. Thickness measurement: Use a thickness measuring instrument to accurately measure the thickness of the pipe to ensure that it meets the design requirements.
4. Material measurement: Use material analysis instruments to measure the chemical composition and mechanical properties of the product to ensure that the quality and performance meet the requirements.
5. Bending and Deformation Measurements: The degree of bending and deformation of the steel pipe is measured and monitored by using tools such as bending measuring instruments and displacement sensors to ensure that it is within the allowable range.

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Gnee can customize the size and shape of steel pipes for your project according to specific project needs. The custom design of the pipe is carried out by a professional engineer and design team. Based on the requirements and constraints of the project, they will use calculation and simulation tools, combined with experience and technical knowledge, to optimize the steel pipe design to meet the specific needs of your engineering.

● According to the strength requirements of structural design, adjust the thickness, width, and length of pipes.
● The shape of the steel pipe can be designed according to the characteristics of the project.
● If you consider the convenience of installation and maintenance, we can also add openings and passages for easy access and operation in the design for areas that require frequent maintenance.

Ask Customized Services

Purchasing Gnee steel pipe can provide the following deep processing services. We can customize according to the specific needs of customers to meet the requirements.

Cutting service: Pipe can be custom cut to obtain the desired shape and size according to the needs of customers. For example, flame cutting, plasma cutting, laser cutting, etc., can cut steel pipes into required blocks, special-shaped parts.
Bending and forming: Pipes are bent and formed by stress application and appropriate processes to obtain the desired shape.
Welding service: Pipe can be subjected to various types of welding services, including manual arc welding, gas-shielded welding, laser welding, etc.
Turning and machining of holes: Turning and machining of holes in pipes by using machining equipment. These processes produce smooth surfaces, precise holes and threads to meet specific assembly requirements.
Surface treatment: In order to improve the corrosion resistance and aesthetics of the steel pipe, surface treatment can be carried out. This includes methods such as spraying, hot-dip galvanizing, electroplating, etc. to add a protective layer and provide corrosion resistance.

Ask Deep Processing Services

Gnee can provide the following testing services through third-party testing agencies. These third-party testing services can provide independent, objective verification that pipes comply with relevant standards and regulations.

Material chemical composition analysis: Through chemical composition analysis, determine whether the composition of the steel pipe meets the standard requirements.
Mechanical performance test: Mechanical performance test includes tensile test, impact test, bending test, etc., which are used to determine whether the mechanical properties such as strength, toughness and ductility of products meet the specified requirements.
Metallographic testing: Through metallographic testing, check the structure, grain size, non-metallic inclusions, etc. of pipes to evaluate their quality and performance.
Corrosion performance test: Through the corrosion performance test, evaluate the corrosion resistance of pipes, including salt spray corrosion resistance, chemical corrosion resistance, etc.
Hardness test: Hardness test is used to measure the hardness of pipe, and its strength and wear resistance can be evaluated according to the hardness value.
Ultrasonic flaw detection: Ultrasonic flaw detection is used to detect internal defects of pipes, such as cracks, pores, inclusions, etc.

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