Carbon Steel Seamless Pipes

Carbon Steel Seamless Pipes: Unrivaled Strength and Performance At Baoli Iron Steel, we specialize in manufacturing high-quality Carbon Steel Seamless Pipes, engineered for applications demanding absolute structural integrity and superior fluid conveyance. Unlike welded pipes, our seamless pipes are produced from a solid billet, eliminating the risk of weld seam failures and ensuring consistent strength […]

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Carbon Steel Seamless Pipes: Unrivaled Strength and Performance

At Baoli Iron Steel, we specialize in manufacturing high-quality Carbon Steel Seamless Pipes, engineered for applications demanding absolute structural integrity and superior fluid conveyance. Unlike welded pipes, our seamless pipes are produced from a solid billet, eliminating the risk of weld seam failures and ensuring consistent strength and durability throughout the entire length. This inherent design makes them the preferred choice for critical, high-pressure, and high-temperature environments across various industries.

Key Features & Advantages

  • Absolute Structural Integrity: Manufactured without any welds, eliminating potential weak points and ensuring uniform strength.
  • Superior Pressure and Temperature Resistance: Ideal for demanding applications involving high internal pressures and extreme temperatures, such as those found in oil & gas, petrochemical, and power generation sectors.
  • Optimal Fluid Flow: The smooth internal surface minimizes friction and turbulence, facilitating efficient fluid transportation and reducing the risk of clogging or leaks.
  • Enhanced Safety and Reliability: Built to withstand severe operational conditions, our seamless pipes offer unmatched reliability, ensuring safer and more consistent performance.
  • Corrosion Resistance: While carbon steel, we offer options and treatments to enhance resistance in various environments, ensuring long service life.

Common Material Grades & Standards

Baoli Iron Steel provides Carbon Steel Seamless Pipes in a comprehensive range of industry-standard grades, ensuring compliance with global project specifications. We strictly adhere to major international standards.

  • ASTM A106 / ASME SA106: Grades B and C. Widely used for high-temperature service, especially in power plants and process piping.
  • API 5L: Grades B, X42, X46, X52, X56, X60, X65, X70, X80. Essential for pipeline transportation systems in the oil and gas industry.
  • ASTM A53 / ASME SA53: Grade B (seamless variant). For general purpose piping and pressure applications.
  • ASTM A179: For seamless cold-drawn low-carbon steel heat-exchanger and condenser tubes.
  • ASTM A192: For high-pressure seamless carbon steel boiler tubes.
  • EN Series (e.g., EN 10216-2): P235GH, P265GH, P355GH. Common in European markets for pressure purposes.
  • JIS G3454 / G3456: STPG370, STPT410. Japanese standards for carbon steel pipes for pressure service.
  • Other customized grades available upon request to meet specific project demands.

Available Dimensions & Specifications

We offer a vast range of dimensions to cater to diverse application requirements.

  • Outer Diameter (OD): From 1/8 inch (DN6) up to 48 inches (DN1200), and even larger custom sizes.
  • Wall Thickness (WT): Ranging from Schedule 10 to Schedule 160, including STD, XS, XXS, and custom wall thicknesses based on project needs. (e.g., 2.24mm to 100mm+).
  • Length: Standard Single Random Length (SRL), Double Random Length (DRL), or specified fixed lengths up to 12 meters or more.
  • End Finish: Plain end, beveled end, or threaded.

Diverse Applications

  • Oil & Gas Exploration & Production: Pipelines, risers, casings, and tubing for upstream, midstream, and downstream operations.
  • Petrochemical & Chemical Processing: Process piping for aggressive media, heat exchangers, and reactor components.
  • Power Generation: Boiler tubes, steam lines, heat exchanger tubes, and condenser tubes in thermal, nuclear, and renewable energy plants.
  • Hydraulic Systems & Machinery: High-pressure hydraulic cylinders, industrial machinery components.
  • Construction & Structural Support: Piling, structural framework, and general mechanical applications where high load-bearing capacity is required.
  • General Fluid Transport: Water, air, and other fluid distribution systems requiring robust and reliable piping.

Rigorous Quality Assurance

At Baoli Iron Steel, quality is paramount. Every pipe undergoes stringent testing and inspection at multiple stages of production to ensure compliance with international standards and customer specifications. Our quality control measures include:

  • Hydrostatic Testing
  • Ultrasonic Testing (UT)
  • Eddy Current Testing (ECT)
  • Positive Material Identification (PMI)
  • Visual and Dimensional Inspection
  • Mechanical Testing (Tensile, Hardness, Impact, Flattening, Bending)

Why Choose Baoli Iron Steel?

As a leading Chinese manufacturer, Baoli Iron Steel combines decades of expertise with cutting-edge technology to deliver superior carbon steel seamless pipes. Our commitment to quality, precision, and customer satisfaction sets us apart.

Our Comprehensive Services

  • Customization: Tailored manufacturing to meet unique project specifications for dimensions, grades, and finishes.
  • Value-Added Processing: Services include cutting, beveling, grooving, threading, and various surface treatments (e.g., varnishing, anti-corrosion coating).
  • Expert Packaging: Secure and protective packaging to ensure safe transit to your destination.
  • Global Logistics & Documentation: Efficient worldwide shipping and comprehensive documentation support for smooth customs clearance.

Global Reach & Reliability

With a robust export network, Baoli Iron Steel proudly serves clients across numerous countries and regions worldwide. Our seamless pipes are trusted in diverse global projects, reflecting our commitment to international quality standards and reliable delivery.

Frequently Asked Questions

What products does Baoli Steel mainly produce?
Baoli Steel specializes in the R&D and manufacturing of high-quality steel products, including:
Plate Series: Hot-rolled steel plates, cold-rolled steel plates, galvanized plates (GI/GL), stainless steel plates, checkered plates, medium and heavy plates, etc.
Pipe Series: Seamless steel pipes, welded steel pipes, galvanized pipes, spiral pipes, square/rectangular pipes, etc.
Profile Series: I-beams, channel steel, angle steel, H-beams, round bars, flat bars, etc.
Custom Processing: Supports steel cutting, bending, punching, and surface treatment (spraying, galvanizing) services.
Can you provide customized specifications or OEM services?
Yes! We offer:
Specification Customization: Special sizes, thicknesses, and materials based on customer needs (minimum order quantity depends on product type).
Processing Customization: Processing based on drawings or samples, supporting laser cutting, beveling, heat treatment, etc.
Packaging Customization: Customized packaging methods (e.g., wooden crates, pallets, rust-proof films) and labeling as per customer requirements.
What is the production cycle and delivery method for orders?
Standard Orders: 7-15 working days (depending on product type and quantity).
Customized Orders: 15-30 working days (sample confirmation time required).
Transportation Methods: Supports sea, land, and air transport; we can assist with customer-specified logistics or provide optimal shipping solutions.
What are your main markets and customer cases?
Baoli Steel’s products are exported to over 60 countries and regions, mainly covering:
Southeast Asia: Vietnam, Thailand, Malaysia
Middle East: UAE, Saudi Arabia, Iran
Africa: Nigeria, South Africa, Egypt
South America: Brazil, Mexico
Our customers include construction engineering companies, manufacturing plants, trading companies, and energy enterprises.