ASTM A106 / A53 Gr.B API 5L Carbon Steel Seamless Pipes

Steel pipes are elemental in many industrial sectors, such as oil and gas, manufacturing, and construction. Carbon steel pipes are some of the most commonly used, and A106 GR. B Carbon Steel Seamless Pipes are a perfect example of these. They are widely used for their strength, versatility, and excellent durability.

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A106 GR. B Carbon Steel Seamless Pipes are categorized into three main types: hot-finished seamless pipes, cold-finished seamless pipes, and stress-relieved (SR) pipes. The hot-finished seamless pipes are manufactured using the hot working process, which involves heating the steel to high temperatures and pushing it through a mold to achieve the desired shape. Cold-finished pipes, on the other hand, undergo a cold-working process. They are manufactured at room temperature, whereby the steel is rolled and shaped without being heated. Stress-relieved pipes are subjected to additional heat treatment, eliminating residual stresses from manufacturing and resulting in a more robust and durable product.

A106 GR. B Carbon Steel Seamless Pipes are used in different industrial applications, mainly in the oil and gas industry. They are used to transport oil, natural gas, and other fluids. These pipes are also used in high-pressure boiler systems for generating electricity, heating, and industrial processes. They are preferred for their toughness, ability to withstand high temperatures and pressures, and excellent corrosion resistance properties.
A106 GR. B carbon steel seamless pipes have numerous benefits. For instance, they are versatile and can be used in different applications across multiple industries. They are easy to install due to their lightweight and compact nature. These pipes also have great durability and excellent corrosion resistance. Their high thermal conductivity makes them ideal in heating applications. Additionally, A106 GR. B carbon steel seamless pipes can be customized to fit specific project requirements, making them an ideal option for unique applications.

A106 GR. B carbon steel seamless pipes are fundamental in many industrial applications for their strength, versatility, and excellent durability. They come in various types, including hot-finished, cold-finished, and stress-relieved pipes. These pipes are widely used in the oil and gas industry, high-pressure boiler systems, and electricity generation. They offer numerous benefits, such as durability, resistance to corrosion, and excellent thermal conductivity.


ASTM A106 GR.B API 5L CS Seamless Pipes are available in a range of sizes, from 1/8" to 48". They are also available in different grades.

ASTM A53 GR.B API 5L CS Seamless Pipes offer high strength, durability, and corrosion resistance. They are also resistant to cracking, bending, and deformation under high stress. They have excellent weldability & can be easily installed.

Yes, ASTM A53 GR.B API 5L CS Seamless Pipes can be used for high-temperature service, but the maximum operating temperature is limited by the material's strength & corrosion resistance. Consult with the manufacturer for specific temperature limitations.

Specification of A106 / A53 / API 5L Carbon Steel Grade B Seamless Pipes

Spec bag
Cs Seamless Pipe
Specifications : ASTM A106/A53 / ASME SA106/SA53
Dimension Standard : ANSI B36.19M, ANSI B36.10
Seamless Pipe Range : 1/2” NB to 36” NB (LSAW, SSAW, HSAW)
Type: Seamless Pipes
Length : Upto 30 meters, Custom Cut Length
Form : Square Pipes, Rectangular Pipes
End : Plain End, Beveled End, Treaded

Types of A106 / A53 / API 5L Carbon Steel Grade B Seamless Pipes

ASTM A106 / API 5L Grade B Seamless Pipes

ASTM A106 Gr B Seamless Pipes

  • -API 5L Carbon Steel Gr B Seamless Line Pipes
  • - SA106 CS Gr B Seamless Pipe
  • - API 5L Gr.B Seamless Line Pipes
  • - ASME SA106 Grade B Seamless Pipes
  • - ASTM A106 CS Gr.B Seamless Pipes
  • - SA 106 Grade B Seamless Pipes Supplier
  • - A106 CS Gr B Seamless Pipe Manufacturer
ASTM A53 / API 5L Grade B Seamless Pipes

ASTM A53 Gr B Seamless Pipes

  • -API 5L Carbon Gr B Seamless Line Pipes
  • - SA53 CS Grade B Seamless Pipe
  • - API 5L Gr.B CS Seamless Line Pipes
  • - ASME SA53 Grade B Seamless Pipes
  • - ASTM A53 CS Gr.B Seamless Pipes
  • - SA 53 Grade B Seamless Pipes Supplier
  • - A53 CS Gr B Seamless Pipe Manufacturer

A106 / A53 / API 5L Grade B Carbon Steel Seamless Pipes Chemical Composition

Standard Grade Process Chemical Composition %
C max Mn* P max S max Si min Cr˟ max Cu˟ max Ni˟ max Mo˟ max V˟ max
ASTM A106 B SMLS 0.30* 0.29-1.06 0.035 0.035 0.10 0.40 0.40 0.40 0.15 0.08
ASTM A53 B SMLS 0.30* 1.20 0.05 0.045 --- 0.40 0.40 0.40 0.15 0.08

Mechanical Properties of ASME SA106 / SA53 / API 5L Grade B CS Seamless Pipe

Grade Tenside strength, min, psi (MPa) Yield strength, min, psi (MPa)
ASTM A106 Grade B 60000(415) 35000(240)
ASTM A53 Grade B 60000(415) 35000(240)

Application Industries

  • Refineries
  • Petrochemicals Industry
  • Oil & Gas Industry
  • Mining
  • Construction
  • Pharmaceuticals
  • Automobile