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ASTM A671 Pipe

Kwality Steelage Pvt. Ltd. is a leading supplier of ASTM A671 Electric-Fusion-Welded (EFW) Steel Pipes, offering an extensive range of ASTM A671 Seamless and Welded Pipes. As a trusted stockist and manufacturer in India, we ensure that our pipes meet the highest quality standards, featuring various grades such as ASTM A671 Gr. CC60, CC65, and CC70.

Our ASTM A671 Pipes are engineered for strength, durability, and optimal performance, making them ideal for high-pressure service at atmospheric and lower temperatures. We proudly serve clients across the globe, with major exports to countries including Finland, Netherlands, Denmark, Iran, Kenya, Sweden, Thailand, Indonesia, and Bangladesh. As leading suppliers, exporters, and dealers, we are committed to delivering high-quality steel pipes to meet the growing demands of industries worldwide.

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At Kwality Steelage Pvt. Ltd., we provide superior ASTM A671 EFW pipes that are suitable for high-pressure services in a variety of industrial applications. Our pipes are available in multiple grades and classes to ensure they meet the diverse needs of industries such as oil, gas, and chemical processing. These pipes are manufactured with precision, ensuring they are suitable for a wide range of applications, including water transportation, pipeline infrastructure, and more.

The ASTM A671 standard is widely recognized for its stringent requirements, ensuring that the pipes perform efficiently under high pressure and lower temperature environments across industries.

Our Supply Range for ASTM A671 Pipes

At Kwality Steelage Pvt. Ltd., we offer ASTM A671 pipes in the following specifications to meet diverse industrial needs:

  • Grades: ASTM A671 Gr. CC60, CC65, CC70
  • Manufacturing Types: Electric-Fusion-Welded (EFW)
  • Outer Diameter: 12″ to 64″
  • Wall Thickness: 2mm to 60mm, including standard schedules such as SCH 10, SCH 20, SCH 30, SCH 40, SCH 60, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, and XXS
  • Pipe Class Designations: Class 12, 22, 32 (includes heat treatment, radiography, and pressure testing as per ASTM standards)
  • End Types: Plain, Beveled, or Grooved
  • Length: Single Random Length (SRL), Double Random Length (DRL), or custom lengths as per project specifications
  • Surface Treatment: Natural, Varnished, Black Paint, Galvanized, Epoxy Coating, 3LPE, 3PP, or CRA Clad for enhanced corrosion resistance
  • Applications: Suitable for high-pressure services in atmospheric and lower temperatures, used in oil & gas, petrochemical, power generation, and water transportation industries

Chemical Composition and Mechanical Properties for ASTM A671 Pipes

Chemical Composition Requirements (Max Values):

Steel Grade Carbon (Max) Manganese (Max) Phosphorus (Max) Sulfur (Max) Silicon (Max) Nickel (Max)
A671 Gr CA55 0.28% 0.98% 0.035% 0.035% 0.50% 1.00%
A671 Gr CA60 0.26% 0.95% 0.035% 0.035% 0.50% 1.00%
A671 Gr CB65 0.30% 1.05% 0.035% 0.035% 0.50% 1.00%
A671 Gr CB70 0.32% 1.20% 0.035% 0.035% 0.50% 1.00%
A671 Gr CC60 0.24% 0.95% 0.035% 0.035% 0.50% 1.00%
A671 Gr CC65 0.28% 1.00% 0.035% 0.035% 0.50% 1.00%
A671 Gr CC70 0.30% 1.15% 0.035% 0.035% 0.50% 1.00%
A671 Gr CD70 0.31% 1.20% 0.035% 0.035% 0.50% 1.00%
A671 Gr CD80 0.33% 1.25% 0.035% 0.035% 0.50% 1.00%
A671 Gr CE55 0.22% 0.90% 0.035% 0.035% 0.50% 1.00%
A671 Gr CE60 0.24% 0.95% 0.035% 0.035% 0.50% 1.00%
A671 Gr CF66 0.25% 1.00% 0.035% 0.035% 0.50% 1.00%
A671 Gr CF70 0.28% 1.15% 0.035% 0.035% 0.50% 1.00%
A671 Gr CF71 0.30% 1.20% 0.035% 0.035% 0.50% 1.00%
A671 Gr CG100 0.34% 1.25% 0.035% 0.035% 0.50% 1.00%
A671 Gr CJ100 0.28% 1.05% 0.035% 0.035% 0.50% 1.00%
A671 Gr CJ101 0.30% 1.10% 0.035% 0.035% 0.50% 1.00%
A671 Gr CJ102 0.32% 1.20% 0.035% 0.035% 0.50% 1.00%
A671 Gr CJ103 0.34% 1.25% 0.035% 0.035% 0.50% 1.00%
A671 Gr CJ104 0.28% 1.00% 0.035% 0.035% 0.50% 1.00%
A671 Gr CK75 0.29% 1.10% 0.035% 0.035% 0.50% 1.00%
A671 Gr CP65 0.30% 1.15% 0.035% 0.035% 0.50% 1.00%
A671 Gr CP75 0.32% 1.20% 0.035% 0.035% 0.50% 1.00%

Mechanical Properties for ASTM A671 Pipes

Steel Grade Yield Strength (PSI Min) Tensile Strength (PSI Min) Elongation % (Min)
A671 Gr CA55 30,000 55,000 22%
A671 Gr CA60 32,000 60,000 21%
A671 Gr CB65 35,000 65,000 20%
A671 Gr CB70 38,000 70,000 19%
A671 Gr CC60 30,000 60,000 21%
A671 Gr CC65 32,000 65,000 20%
A671 Gr CC70 35,000 70,000 19%
A671 Gr CD70 38,000 70,000 19%
A671 Gr CD80 40,000 80,000 18%
A671 Gr CE55 30,000 55,000 22%
A671 Gr CE60 32,000 60,000 21%
A671 Gr CF66 35,000 66,000 20%
A671 Gr CF70 38,000 70,000 19%
A671 Gr CF71 40,000 71,000 18%
A671 Gr CG100 50,000 100,000 15%
A671 Gr CJ100 32,000 60,000 21%
A671 Gr CJ101 34,000 65,000 20%
A671 Gr CJ102 36,000 70,000 19%
A671 Gr CJ103 38,000 75,000 18%
A671 Gr CJ104 32,000 65,000 20%
A671 Gr CK75 36,000 75,000 19%
A671 Gr CP65 35,000 65,000 20%
A671 Gr CP75 38,000 75,000 19%

These specifications ensure that ASTM A671 pipes are suitable for high-pressure services and demanding environments.

Testing and Quality Assurance for ASTM A671 Pipe

At Kwality Steelage Pvt. Ltd., all ASTM A671 pipes go through rigorous testing to meet global quality standards and ensure reliable performance in various industrial applications. Our testing and quality assurance process includes:

  • Hydrostatic Testing: Each pipe is subjected to hydrostatic pressure tests to confirm there are no leaks in the pipe body or weld seams.
  • Bend and Flattening Tests: These tests ensure that the pipes can withstand physical stresses without showing signs of cracks or deformations, validating their durability.
  • Charpy V-Notch (CVN) Impact Tests: For ASTM A671 pipes, impact tests are conducted on the weld seam and heat-affected zone to assess the material’s toughness, especially for applications at lower temperatures.
  • Radiographic Testing: Welded pipes undergo radiographic examination to ensure the integrity of welds and detect any internal defects.
  • Ultrasonic Testing: Ultrasonic inspection is performed to detect flaws or discontinuities within the pipe structure, ensuring consistent quality throughout.
  • Dimensional Inspection: Ensures compliance with specified dimensions, including wall thickness, diameter, and length, to meet project-specific requirements.

These stringent testing methods ensure that every ASTM A671 pipe from Kwality Steelage Pvt. Ltd. adheres to the highest standards of quality and performance.

Industry-Wise Applications of API 5L Pipes

Oil & Gas Industry

  • Application: ASTM A671 pipes are widely used in the oil and gas sector for the transportation of crude oil, natural gas, and petroleum products in both low and high-pressure environments.
  • Process Specific Use:
    • Upstream: Used in exploration and drilling operations where reliability under varying pressures is crucial. Grades such as A671 Gr CA55 and CA60 are common in pipelines.
    • Midstream: Suitable for long-distance pipelines transporting crude oil and natural gas across regions. These pipes provide the durability required in demanding terrains.
    • Downstream: Essential for the safe transport of refined products like gasoline and diesel. ASTM A671 pipes ensure high-performance in demanding conditions.
  • Specification:
    • Common Grades: A671 Gr CA55, CA60, CB65, CC70
    • Thickness: SCH 40 to SCH 80
    • Size: 1″ to 36″
    • Surface Treatment: 3LPE, FBE, or Black Paint for corrosion resistance.

Power Generation Industry

  • Application: In power plants, ASTM A671 pipes are used for transporting steam, water, and gases at high pressures and temperatures. These pipes are suitable for thermal and nuclear power generation systems.
  • Process Specific Use:
    • Steam Transmission: Ideal for steam pipelines from boilers to turbines, with grades like A671 Gr CD70 providing resistance to high pressures.
    • Cooling Systems: These pipes handle cooling water systems for generators, ensuring durability and resistance to corrosion.
  • Specification:
    • Common Grades: A671 Gr CD70, CC65, CF66
    • Thickness: SCH 60 to SCH 120
    • Size: 2″ to 40″
    • Surface Coating: 3LPE or Epoxy Coating for enhanced corrosion protection.

Chemical & Petrochemical Industry

  • Application: In chemical and petrochemical plants, ASTM A671 pipes transport various liquids and gases under extreme pressures and temperatures.
  • Process Specific Use:
    • Process Piping: These pipes are critical for conveying chemicals and gases between processing units. Grades like A671 Gr CF70 and CF71 are used to handle corrosive environments.
    • Refinery Piping: ASTM A671 pipes ensure safe transport of crude oil derivatives, especially where corrosion resistance is key.
  • Specification:
    • Common Grades: A671 Gr CF70, CF71, CE55
    • Thickness: SCH 40 to SCH 80
    • Size: 1″ to 30″
    • Surface Treatment: 3LPE, 3PP, or CRA Clad for chemical resistance.

Water & Sewage Industry

  • Application: ASTM A671 pipes are utilized in water pipelines and sewage systems for transporting potable water and wastewater.
  • Process-Specific Use:
    • Water Supply Systems: The pipes are commonly used in municipal water systems due to their ability to handle high and low pressures.
    • Sewage Systems: Ideal for wastewater transport, ensuring longevity in underground pipelines with grades such as A671 Gr CA55.
  •  Specification:
    • Common Grades: A671 Gr CA55, CB65
    • Thickness: SCH 20 to SCH 60
    • Size: 1″ to 24″
    • Surface Coating: FBE or Black Paint to resist corrosion from water and sewage.

Construction & Structural Applications

  • Application: ASTM A671 pipes are used for structural purposes in large-scale infrastructure projects like bridges and high-rise buildings.
  • Process Specific Use:
    • Foundation Piling: These pipes are used in pile foundations due to their high load-bearing capacity.
    • Structural Supports: Pipes are used as structural elements in bridges and buildings, providing strength and durability.
  • Specification:
    • Common Grades: A671 Gr CA55, CC60, CB70
    • Thickness: SCH 40
    • Size: 2″ to 40″
    • Surface Coating: Varnished or Black Paint for corrosion protection in structural applications.

Marine & Offshore Applications

  • Application: ASTM A671 pipes are used in marine and offshore applications, such as pipelines for transporting oil and gas from offshore platforms to onshore facilities.
  • Process Specific Use:
    • Subsea Pipelines: ASTM A671 pipes can withstand the high-pressure, corrosive environments of subsea applications.
    • Offshore Platforms: These pipes are ideal for transporting crude oil and natural gas from offshore rigs, with enhanced mechanical properties.
  • Specification:
    • Common Grades: A671 Gr CD70, CG100
    • Thickness: SCH 80 to SCH 160
    • Size: 10″ to 40″
    • Surface Coating: 3LPE, 3PP, and CWC for harsh marine environments.

Automotive Industry

  • Application: ASTM A671 pipes are used in the automotive sector, particularly for exhaust systems, fuel lines, and hydraulic pipelines.
  • Process Specific Use:
    • Exhaust Systems: High heat resistance makes these pipes ideal for automotive exhaust systems.
    • Fuel Lines: ASTM A671 pipes ensure secure fuel transportation in vehicles.
  • Specification:
    • Common Grades: A671 Gr CA55, CK75
    • Thickness: SCH 20 to SCH 40
    • Size: 1/2″ to 6″
    • Surface Coating: Varnished or Black Paint for anti-corrosion protection.

Price List for ASTM A671 Pipes

(Prices are approximate and may vary depending on specifications, bulk orders, and delivery conditions.)

Industry Pipe Grade Size Range (inches) Thickness (SCH) Price per Meter (INR) Price per Meter (USD) Surface Coating
Oil & Gas (Onshore) A671 Gr CA55 6″ to 20″ SCH 40 ₹1,500 – ₹3,000 $20 – $37 FBE, Varnished, 3LPE
A671 Gr CA60 8″ to 30″ SCH 60 ₹3,200 – ₹5,500 $40 – $70 3PP, FBE, 3LPE
A671 Gr CB65 10″ to 40″ SCH 80 ₹4,500 – ₹7,800 $55 – $95 3LPE, CWC
Oil & Gas (Offshore) A671 Gr CB70 12″ to 36″ SCH 80 ₹5,500 – ₹8,500 $68 – $105 3LPE, CRA Clad, CWC
Water & Sewage A671 Gr CC60 4″ to 16″ SCH 20 ₹800 – ₹1,500 $10 – $18 Varnished, Black Paint
Chemical & Petrochemical A671 Gr CC65 6″ to 24″ SCH 40 ₹2,500 – ₹4,500 $30 – $55 CRA Clad, FBE
Power Generation A671 Gr CD70 8″ to 30″ SCH 80 ₹3,500 – ₹6,500 $45 – $80 FBE, Varnished
Marine & Offshore A671 Gr CF70 12″ to 48″ SCH 120 ₹6,000 – ₹9,500 $75 – $120 3LPE, CWC, 3PP
Construction & Structural A671 Gr CA55 2″ to 40″ SCH 40 ₹1,200 – ₹2,800 $15 – $35 Varnished, Painted

Key Pricing Factors for API 5L Pipes

  • Pipe Grade: Higher grades like A671 Gr CB65 and CB70 come with increased costs due to their superior strength, pressure resistance, and material quality.
  • Size: Larger diameter pipes (e.g., 12″ and above) require more material and advanced production processes, influencing price.
  • Thickness (SCH): Thicker pipes (e.g., SCH 80 or SCH 120) are suited for high-pressure conditions, contributing to a higher price point.
  • Surface Coating: Anti-corrosion coatings such as 3LPE, FBE, and CRA Clad add to the cost due to the enhanced protection they offer in harsh environments.
  • Application: Specialized applications like offshore drilling, chemical transport, and marine pipelines require more robust and higher-quality pipes, reflected in the pricing.

Kwality Steelage Pvt. Ltd. is a leading supplier and exporter of ASTM A671 seamless and welded pipes, catering to industries globally. With rising demand for durable, high-performance steel pipes, we ensure prompt supply to various domestic and international markets.

Delivery Conditions for ASTM A671 Grades

At Kwality Steelage Pvt. Ltd., ASTM A671 pipes are manufactured and supplied under a range of delivery conditions to meet the specific needs of our customers. These conditions ensure the pipes are suitable for high-pressure service and atmospheric or lower temperature applications. Below is an overview of the common delivery conditions for ASTM A671 grades:

  • As-Rolled: Pipes are supplied without further heat treatment, typically used for general service.
  • Normalized: The pipe undergoes normalizing heat treatment to refine its grain structure, ensuring improved mechanical properties and toughness.
  • Stress-Relieved: Pipes are uniformly heated and cooled to reduce internal stresses from welding or forming.
  • Quenched and Tempered: The pipe is heated to a high temperature, rapidly cooled, and then reheated to achieve the desired strength and toughness.
  • Precipitation Heat Treated: Heat treatment to strengthen the material by causing a precipitation reaction, ideal for high-pressure services.

These delivery conditions ensure that ASTM A671 pipes perform efficiently under high-stress conditions, making them ideal for demanding industrial applications such as oil, gas, and chemical transportation.

Country and City Supply and Export of ASTM A671 Pipes

India

Mumbai, Delhi, Chennai, Kolkata, Ahmedabad
As industrialization rapidly grows across India, cities like Mumbai, Delhi, and Chennai are major consumers of ASTM A671 pipes. Kwality Steelage Pvt. Ltd. meets the increasing demand for high-quality pipes in industries like power generation, petrochemicals, and infrastructure projects.

United States

Houston, New York, Los Angeles, Chicago, Dallas
With the booming oil and gas sector in the U.S., especially in Texas, there is a high demand for ASTM A671 pipes. Kwality Steelage supplies seamless and welded pipes for use in refineries, pipelines, and power plants across key cities like Houston and Chicago.

Middle East

Dubai, Abu Dhabi, Riyadh, Doha
The Middle East continues to be a prime market for ASTM A671 pipes due to the region’s vast oil and gas reserves. Kwality Steelage exports durable pipes used in high-pressure environments, essential for oil extraction, refining, and infrastructure projects across Dubai and Riyadh.

Europe

Germany, Italy, France, United Kingdom
Europe’s increasing investment in energy infrastructure has led to a surge in demand for ASTM A335 pipes. We export pipes meeting rigorous mechanical and chemical standards, used primarily in power plants and refineries across Europe.

Southeast Asia

Singapore, Malaysia, Indonesia, Thailand
Southeast Asia’s growing industrial and energy sectors rely heavily on high-quality ASTM A671 pipes. Kwality Steelage supplies pipes used in offshore drilling, industrial construction, and water transportation systems throughout this region.

Africa

South Africa, Nigeria, Egypt
The African continent is seeing increasing infrastructure projects and oil exploration, driving the demand for ASTM A671 pipes. Kwality Steelage exports corrosion-resistant and pressure-tolerant pipes for use in refineries, pipelines, and power generation plants across key markets like South Africa and Nigeria.

Latin America

Brazil, Mexico, Argentina
Latin America’s oil and gas sectors are expanding, and with them, the need for high-performance ASTM A671 pipes. Kwality Steelage exports reliable, strong pipes to support pipeline construction, drilling, and infrastructure projects across Brazil, Mexico, and Argentina.

With a global supply network, Kwality Steelage Pvt. Ltd. continues to be a trusted exporter of ASTM A671 pipes, serving key industries and infrastructure projects across major regions worldwide.