Carbon steel seamless pipe manufacturer
High-performance seamless pipes manufactured in carbon steel and alloy grades, fully customized according to project specifications and international standards (ASME, API, EN). Designed, forged, and tested in Italy by M.E.G.A.
Technical specifications – Carbon steel seamless pipes manufactured by M.E.G.A.
| Item | Technical Data (Based on M.E.G.A. official catalogs) |
| Product | Seamless Pipe – custom designed and manufactured according to project specifications |
| Length | From 3 to 12 meters, depending on diameter and design requirements |
| Outer Diameter Range | From 2” (≈60 mm) up to 48” (≈1219 mm) |
| Wall Thickness | Customizable upon request – according to ASME, API or EN standards (typically from 15mm to over 100mm) |
| Applicable Standards | ASME B31.1, B31.3, B31.4, B31.8, ASME BPVC Sec. I, III, VIII Div.1–2, PED, EN 13480, EN 10253, API 5L |
| Manufacturing Technique | Hot forged and machined seamless pipes, produced from solid billets using CNC trepanning and boring systems |
| Surface Treatment | Options include machined, internal grinding, CRA weld overlay, and protective painting |
| Tolerance Control | Dimensional tolerances verified by CNC machining and ultrasonic testing according to applicable standards (typical OD ±1%, WT ±5%) |
| Typical Grades | ASTM A106 Gr.B / Gr.C, A333, A335, API 5L (X42, X52, X60, X70, X80), ASTM A312, A182, EN 10216, custom alloys on request |
| Heat Treatment | Performed in-house according to project standards (normalizing, quenching, tempering, solution annealed) |
| Testing & Inspection | 100% NDE (UT, PT, MT) and optional hydrostatic test, Accredia 17025-certified laboratory for destructive tests |
| Cladding Options | Weld Overlay (CRA) available on internal surfaces – alloys such as Inconel 625, Incoloy 825, Hastelloy C276, or Stainless Steel |
| Surface Coating / Finishing | Anti-corrosion coatings, zinc plating, phosphate treatment, external painting per project specification |
| Documentation & Certification | EN 10204 3.1 or 3.2 certificates, ASME & PED compliance, full material traceability ASME NCA 4200 |
| Export Packing | Standard seaworthy export package: anti-corrosion wrapping, waterproof paper, and steel straps; suitable for all transport modes |
Advantages of choosing M.E.G.A. as your carbon steel seamless pipes manufacturer
- Fully forged construction, ensuring superior mechanical integrity and fatigue resistance.
- Customized geometries and thicknesses, with no design limits.
- Internal weld overlay (cladding) with corrosion-resistant alloys for critical service lines.
- In-house heat treatment and non-destructive testing (PT, UT, MT, RT).
- Full material traceability and certified quality control under ISO 9001 and ASME NCA-3800.
- Design validation through Finite Element Analysis (FEA).
Applications of carbon steel seamless pipes
Since 1962, M.E.G.A. has been a trusted partner in the supply of carbon steel seamless pipes and custom piping components for the most demanding industries worldwide. Our expertise covers Oil & Gas, petrochemical plants, offshore and subsea installations, power generation, LNG terminals, and nuclear applications, ensuring the highest level of reliability in every project.
Our global experience in carbon steel seamless pipes manufacturing
Operating globally across Europe, the Middle East, North America, Asia Pacific, and South America, M.E.G.A. supports EPC contractors, end users, and engineering companies with complete solutions — from design and forging to testing and documentation. Every product is manufactured and certified in-house, following international standards such as ASME, API, and EN, and validated through Finite Element Analysis (FEA) and proof testing.
Our strength lies in a vertically integrated production process, which includes:
- an in-house forging facility equipped with presses up to 2,500 tons;
- a cladding division with Polysoude TIGer welding technology for high-quality CRA overlays;
- an Accredia 17025-certified laboratory for destructive and non-destructive testing (UT, PT, MT, RT);
- advanced heat treatment and CNC machining departments ensuring precision and consistency.
From concept to delivery, M.E.G.A. guarantees full traceability, material certification, and on-time execution — making us the preferred choice for clients seeking custom-engineered seamless pipes and fittings that combine performance, safety, and long-term reliability.
Contact our engineering team
Looking for carbon steel seamless pipes that meet the highest industry standards?
Our technical experts are ready to support your project from design to delivery.