As leading manufacturers, suppliers, and exporters based in India, we take pride in offering high-quality ASTM A120 Carbon Steel Pipes that adhere to rigorous industry standards. Designed for superior performance, these electric-resistance-welded steel pipes are specifically crafted for the efficient conveyance of gas, water, and oil.

Key Specifications:

  • Standard: ASTM A120
  • Maximum Thickness: 3/8 inch
  • Intended Applications:
    • Fire Protection Systems
    • Plumbing
    • Water Well Applications

Composition and Alloying Elements: Our ASTM A120 carbon steel pipes are crafted from premium-grade carbon steel, enriched with strategic alloying elements such as manganese, phosphorus, and sulfur. These additions serve to enhance crucial mechanical properties, including tensile strength, yield strength, and hardness.

Strength and Durability: The carbon content in our steel pipes is the cornerstone of their exceptional strength and durability. Higher carbon levels contribute to increased strength, ensuring robust performance in diverse applications. This makes our pipes well-suited for environments where durability is paramount.

Corrosion Resistance: Beyond their mechanical prowess, our carbon steel pipes are renowned for their resistance to corrosion. This feature makes them a reliable choice for deployment in challenging and corrosive environments, guaranteeing longevity and reliability.

Applications: Our ASTM A120 Carbon Steel Pipes are versatile and find application in a range of industries, including:

  • Automotive
  • Construction
  • Energy
  • Infrastructure
  • Oil and Gas
  • Telecommunications

Quality Assurance: With a commitment to excellence, our manufacturing process adheres to the stringent guidelines set by ASTM A120. Each pipe undergoes thorough testing to ensure it meets the highest standards of quality and performance.

Choose our ASTM A120 Carbon Steel Pipes for unmatched reliability, durability, and performance in your critical applications. Trust in quality; trust in us.

Our ASTM A120 Carbon Steel Pipes stand out as a top-tier solution for conveying gas, water, and oil, combining strength, versatility, and durability. Available in an array of sizes and finishes, these pipes cater to diverse industrial needs.

Key Features:

  • Size Variability: Ranging from ½ inch to 6 inches in diameter, our ASTM A120 carbon steel pipes offer a broad spectrum of sizes to accommodate various applications.
  • Grade Flexibility: Crafted from different grades of carbon steel, including ASTM A53 Grade A and Grade B, our pipes are tailored to meet specific performance requirements.
  • Finish Options: Choose from different finishes, including classic black or galvanized, to match the aesthetic and functional demands of your projects.
  • Manufacturing Excellence: Our pipes undergo the electric-resistance-welding process, ensuring robust construction. This method involves heating the steel to high temperatures and passing an electric current through it. The result is a seamless and resilient bond that guarantees strength and durability.


  • Versatility: Suited for conveying gas, water, and oil.
  • Industries: Ideal for automotive, construction, energy, infrastructure, and more.

Strength, Durability, and Corrosion Resistance:

  • The inherent strength of ASTM A120 carbon steel, coupled with the electric-resistance-welding process, ensures a formidable product capable of withstanding diverse operational demands.
  • Known for their resistance to corrosion, these pipes are a reliable choice for applications in harsh and challenging environments.

Tailored Solutions:

  • Our commitment to meeting specific application requirements is reflected in the ability to manufacture these pipes using different grades of carbon steel. This flexibility allows for customization based on the unique needs of your projects.

In essence, ASTM A120 carbon steel pipes are not just pipes; they are a testament to reliability, adaptability, and quality. From size variations to finish options and grade flexibility, these pipes provide a comprehensive solution for your industrial piping needs.

ASTM A120 Pipe Specification

ASTM A120 Size For Pipe- NPS 1/4″ – 30″ OD, Custom Size AvailableFor Tubes – 6.35mm o.d to 101.60mm o.d
Heat Exchanger & Condenser pipe Grades ASTM A120 Pipe
ASTM A120 Type Seamless A120 Pipe & Welded A120 Pipe
Carbon Steel Length Double Random & Required Length, Single Random, & Custom Size Available
Carbon Steel Shape/Form Square A120 Pipe, Rectangular / Rectangle A120 Pipe, Round A120 Pipe & Tubes, Coiled Tubes, “U” Shape Pipe & Tubes.
ASTM A120 Tubes End Plain End, Beveled End, Treaded Protected With Plastic Caps
Coating Of A120 tubes Anti-Corrosion Oil, Galvanised Finish, Black Painting, Finish as per Customer  Requirements
ASTM A120 Diameter NPS ¼” to 30” diameter, Custom Diameter Available
ASTM A120 Origin Indian Origin, Japanese Origin, US Origin, Ukraine Origin, Russian Origin, Korean Origin, European Origin,
Carbon Steel Grade Q235, Q345B, GR.B, Q195
ASTM A120 Schedule 5, 10, 20, 30, 40, 60, 80, 100, 120, 140, 160, XS, XXS, STD

ASTM A120 Carbon Steel Pipe Chemical Composition

Grade C(Max) Mn Si(Min) P(Max) S(Max)
A1 0.27 Max 0.93 0.10 0.035 0.035

Mechanical Properties of ASME SA 120 A1 Steel Pipes

Grade Tensile Stress (Mpa) Yield Stress (Mpa) Elongation(%)
A1 ≥415 ≥255 ≥30

A120 Carbon Steel Pipes dimensions

DN OD ASTM A53 GR. A / B ASTM A795 GR. A / B
MM INCH MM (mm) (mm) (mm) (mm)
15mm 1/2” 21.3mm 2.11 2.77 2.77
20mm 3/4” 26.7mm 2.11 2.87 2.11 2.87
25mm 1” 33.4mm 2.77 3.38 2.77 3.38
32mm 1-1/4” 42.2mm 2.77 3.56 2.77 3.56
40mm 1-1/2” 48.3mm 2.77 3.68 2.77 3.68
50mm 2” 60.3mm 2.77 3.91 2.77 3.91
65mm 2-1/2” 73mm 3.05 5.16 3.05 5.16
80mm 3” 88.9mm 3.05 5.49 3.05 5.49
90mm 3-1/2″ 101.6mm 3.05 5.74 3.05 5.74
100mm 4” 114.3mm 3.05 6.02 3.05 6.02
125mm 5” 141.3mm 3.4 6.55 3.4 6.55
150mm 6” 168.3mm 3.4 7.11 3.4 7.11
200mm 8” 219.1mm 3.76 8.18 4.78 7.04
250mm 10” 273.1mm 4.19 9.27 4.78 7.8

ASTM A120 Equivalent Grade

Standard BSi – Standard Steel
A120 1387 (BS EN 10255:2004) Carbon Steel

Supply and Exporter of Carbon Steel ASTM A120 Pipes in Cities like

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Supply and Exporter of Carbon Steel ASTM A120 in Countries like

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