API 5L Carbon Steel Pipe

API 5L is a specification developed by the American Petroleum Institute (API) for seamless and welded steel pipes used in pipeline transportation systems in the petroleum and natural gas industries. This specification covers various grades of pipes, including B, X42, X52, X60, X65, and X70. Each grade has specific requirements for chemical composition, mechanical properties, and testing, ensuring that the pipes meet the necessary standards for their intended applications.

Carbon steel is more commonly used than any other metal, and has long been admired for its versatility and low cost. our factory have a complete selection of carbon steel pipe and steel tubing in an extraordinary range of grades and specifications. Seamless steel pipe and tubing is stocked in outer diameters (OD’s) through 36”, ERW (Electric Resistance Welded) pipe, including rolled and welded pipe and spiral-weld pipe, is stocked in OD’s through 60”.

As a industry steel pipes supplier and exporter, JSFITTINGS inventories multiple specifications, including API 5L (X-grades), ASTM (A106 B/C, A53, A519, A513 Type 5 DOM), and ASME specifications.

Seamless and Welded Carbon Products

• Size range: ½” nominal through 60” OD
• Wall Thickness up through 4” thick & heavier upon request
• Specifications & Grades:
  • A-106 Grade B/C
  • SA-106 Grade B/C
  • A-333, Grade 1/6
  • API 5L & X-Grades through X-80
  • A-53 Grade B
  • SA-53 Grade B
  • A-519
  • A-513 Type 5 (DOM)
  • Rolled and Welded A-671 & A672

A-106/SA-106 seamless pipe is one of our most popular products.  We carry Schedules STD through XXH and Sch 160.

A-106 Grade B/C

This American Society for Testing and Materials (ASTM) specification covers seamless steel pipe for high temperature service in the size range of 1/8” NPS to 48” NPS. JS is a stocking distributor of carbon steel pipes to this specification in sizes from ¼” NPS to 36” NPS, specializing in heavy wall pipe. Seamless steel pipe ordered under this specification is suitable for bending, flanging, forming, and welding. Key applications for A106 and SA106 include refineries, power plants, boilers, ship building, and other specialized applications. Pressure pipe applications also include heat exchangers, condenser and boilers.

SA-106 Grade B/C

This is an ASME specification covering the manufacture and installation of pressure piping and is tightly regulated by the ASME (American Society of Mechanical Engineers) Boiler and Pressure Vessel Code. Pressure piping is generally pipe that must carry pressures greater than 10 to 25 atmospheres, although definitions vary. To ensure safe operation of the system, the manufacture, storage, welding, testing, etc. of pressure piping must meet stringent quality standards.

Importance in the Oil & Gas Industry

API 5L carbon steel pipes play a crucial role in the oil and gas industry. These pipes are designed to transport petroleum and natural gas over long distances, often through challenging environments. The robust construction and adherence to stringent standards ensure that these pipes can withstand high pressures, extreme temperatures, and corrosive substances. This reliability is vital for maintaining the integrity of pipelines and preventing leaks or failures that could lead to environmental disasters and significant financial losses.

Role in Construction and Manufacturing

In the construction and manufacturing sectors, API 5L carbon steel pipes are used for various structural applications. Their high strength and durability make them ideal for supporting heavy loads and withstanding harsh conditions. Whether it’s for building frameworks, machinery, or infrastructure projects, these pipes provide the necessary support and stability. Additionally, their versatility allows them to be used in a wide range of applications, from residential buildings to large industrial complexes.

Applications in Power Generation

Power generation facilities rely on API 5L carbon steel pipes for the transportation of steam, water, and other fluids. These pipes ensure the efficient and reliable operation of power plants, contributing to the generation of electricity. The high-quality materials and manufacturing processes used in API 5L pipes make them suitable for the demanding conditions found in power generation environments. This reliability helps to minimize downtime and maintenance costs, ensuring a steady supply of power.