ERW Carbon Steel Round Pipe
ERW Carbon Steel Round Pipes are a fundamental component in countless industrial and construction applications. Known for their durability, cost-effectiveness, and excellent weldability, these Electric Resistance Welded pipes are manufactured by forming skelp or steel plate and passing it through a series of rolls, then heating the edges electrically to forge a seamless bond. This process creates a strong, uniform pipe ideal for conveying fluids, structural purposes, and mechanical applications. For projects requiring even greater pressure integrity, consider our Seamless Carbon Steel Round Tube. Many of our ERW pipes conform to the widely recognized ASTM A53 Carbon Steel Round Tube standard, suitable for mechanical and pressure applications. In high-temperature service environments, the ASTM A106 Grade B Round Pipe specification is often the preferred choice for seamless versions, highlighting the performance criteria for demanding conditions. When enhanced corrosion resistance is paramount, our Galvanized Carbon Steel Round Pipe offers a protective zinc coating, extending the pipe's lifespan significantly, especially in outdoor or exposed installations.
The manufacturing precision of ERW Carbon Steel Round Pipe ensures consistent dimensions and a smooth internal surface, which minimizes flow resistance—a critical factor in piping systems. Available in a vast range of sizes, from small-diameter tubes to large-scale pipes, it provides exceptional versatility. The inherent strength of carbon steel allows these pipes to withstand substantial internal pressure and external loads, making them a reliable choice for structural frameworks, fencing, handrails, and fluid transport in oil and gas, water supply, and HVAC systems. Strict quality control throughout the production process guarantees that each length of ERW Carbon Steel Round Pipe meets or exceeds industry standards for chemical composition, mechanical properties, and dimensional tolerances. This reliability, combined with the economic advantages of the ERW process, makes this product a cornerstone material for engineers and procurement specialists worldwide.
Key Specifications & Parameters
- Standard: ASTM A53, ASTM A135, ASTM A500, API 5L, ANSI, DIN, JIS, BS, EN.
- Grade: Grade A, Grade B, Grade C, or as per specific standard requirements.
- Type: Type E (Electric Resistance Welded), Type F (Furnace Butt Welded), Type S (Seamless).
- Steel Code: Carbon Steel (C, Mn, P, S, Si as per grade).
- Outer Diameter (OD): 1/8" NPS to 24" NPS (and larger upon request).
- Wall Thickness: SCH 10, SCH 20, SCH 30, STD, SCH 40, SCH 80, XS, SCH 160, XXS, and custom schedules.
- Length: Random (16'-24'), Single Random (18'-22'), Double Random (38'-40'), or Cut to Length.
- End Finish: Plain End, Beveled End, Threaded & Coupled, or Grooved.
- Surface Treatment: Black (mill varnished), Oiled, Galvanized (Hot-Dip or Electro), Painted, or Bare.
- Testing: Hydrostatic Test, Non-Destructive Testing (Eddy Current, Ultrasonic), Flattening Test, Bend Test, Tensile Test, Chemical Analysis.
Common Dimensional Data (ASTM A53 / A500)
| Nominal Pipe Size (NPS) | Outer Diameter (inches) | Schedule / Wall Thickness | Approx. Weight (lbs/ft) |
|---|---|---|---|
| 1/2" | 0.840 | SCH 40 (0.109") | 0.85 |
| 1" | 1.315 | SCH 40 (0.133") | 1.68 |
| 2" | 2.375 | SCH 40 (0.154") | 3.65 |
| 4" | 4.500 | SCH 40 (0.237") | 10.79 |
| 6" | 6.625 | SCH 40 (0.280") | 18.97 |
| 8" | 8.625 | SCH 40 (0.322") | 28.55 |
| 10" | 10.750 | SCH 40 (0.365") | 40.48 |
Mechanical Properties (Typical for ASTM A53 Grade B)
| Property | Value | Test Method |
|---|---|---|
| Tensile Strength, min | 60,000 psi | ASTM A370 |
| Yield Strength, min | 35,000 psi | ASTM A370 |
| Elongation in 2", min | See ASTM Standard* | ASTM A370 |
*Elongation varies based on wall thickness and specimen type.
Chemical Composition (Typical for ASTM A53 Grade B, % max unless noted)
| Element | Composition |
|---|---|
| Carbon, max | 0.30 |
| Manganese, max | 1.20 |
| Phosphorus, max | 0.05 |
| Sulfur, max | 0.045 |
| Copper, min (when required) | 0.20 |
Related Products
Hot Products
Steel Beam
Shunchen supplies premium standard and customized Hot rolled carbon steel beam fabricated from high-quality Q235B/Q355B carbon steel slabs, a robust hot-formed structural steel profile widely used for bulk cross-border procurement in high-rise construction, bridge engineering and heavy machinery frame manufacturing. It features uniform internal metal grain, outstanding bending resistance, reliable weldability and flexible formability that supports easy cutting, drilling and assembly, commonly applied for building main load-bearing frames, bridge girders and heavy equipment support frames for overseas purchasers. Equipped with fully automatic hot rolling production lines, straightening machines and multi-stage flaw detection systems, every batch of this structural product delivers consistent section dimensions, neat rolling surfaces and stable mechanical properties. A full series of standard section sizes are kept in stock, supporting custom fixed-length cutting, anti-rust surface treatment and deep secondary machining to satisfy diverse global bulk procurement demands. You may contact Shunchen’s sales team to obtain factory wholesale prices, free samples and integrated cross-border procurement solutions, paired with stable FOB and CIF export logistics for long-term overseas procurement partners.
Galvanized Steel Grating
Tianjin Shunchen Industrial is a professional Chinese manufacturer and supplier of hot-dip galvanized steel grating fully compliant with GB/T 706, ASTM A36, EN 10025 standards. We adopt fully automatic high-pressure resistance welding technology to produce anti-slip load-bearing grating panels widely used in chemical plants, port platforms, municipal walkways and factory operation floors. We support customized specifications, pre-cutting, pre-drilling and full set of export certification documents, offering free samples and competitive bulk quotations for global engineering purchasers.
Galvanized Flat Bar
Shunchen Galvanized Flat Bar is a high-quality customized product manufactured and supplied by a professional Chinese enterprise, featuring excellent corrosion resistance and high strength. We adopt advanced hot-dip galvanizing technology to ensure stable product performance. Our products are widely used in construction, power, municipal administration, chemical engineering and other fields, with reliable quality and competitive prices. We provide one-stop services from customization to delivery, meeting the diverse procurement needs of global customers.
hot rolled carbon steel plate
Shunchen supplies premium standard and customized Hot rolled carbon steel plate made of high-quality Q235B/Q355B carbon steel slabs, a flat hot-formed carbon steel material popular for bulk cross-border procurement in structural engineering, machinery manufacturing and equipment component fabrication; it features even internal grain structure, great load-bearing capacity, superior weldability and strong formability that enables easy cutting, bending and machining, widely used for structural frames, equipment base plates, ship fittings and mechanical load-bearing parts for overseas purchasers. Supported by fully automatic hot rolling lines, leveling equipment and multi-stage flaw detection systems, every batch of this Hot rolled carbon steel plate comes with uniform thickness, smooth rolling surface and stable mechanical performance, with a full range of in-stock thickness and width sizes available for custom fixed-size cutting, anti-rust surface treatment and deep secondary machining to meet diverse global bulk procurement needs. Clients can reach Shunchen’s sales team for factory wholesale prices, free samples and all-in-one cross-border procurement solutions, alongside reliable FOB and CIF export logistics for long-term overseas procurement partners.
Round Steel Pipe
Tianjin Shunchun's round steel pipes are an indispensable material in the steel structure and engineering fields. Provide professional after-sales service and the right price, looking forward to cooperation. As the most commonly used hollow circular cross-section steel, they play a crucial role in numerous industries due to their excellent compressive and torsional resistance, as well as outstanding fluid transport characteristics. From towering building structures and complex machinery manufacturing to the sturdy foundations of bridges and pipelines transporting various fluids, their presence is ubiquitous.
SAW Welded Pipe
Tianjin Shuncheng Industrial Co., Ltd. specializes in the research and development and manufacturing of high-quality SAW Welded Pipes. These products are manufactured using advanced automatic submerged arc welding technology and are divided into two main categories: straight seam submerged arc welded (LSAW) pipes and spiral submerged arc welded (SSAW) pipes. Both types utilize precision welding and fully automated control to ensure uniform wall thickness, high pressure resistance, and excellent corrosion resistance, meeting the requirements of various demanding working conditions.
- Related Blog
- Reviews
