- English
- Español
- Português
- русский
- Français
- 日本語
- Deutsch
- tiếng Việt
- Italiano
- Nederlands
- ภาษาไทย
- Polski
- 한국어
- Svenska
- magyar
- Malay
- বাংলা ভাষার
- Dansk
- Suomi
- हिन्दी
- Pilipino
- Türkçe
- Gaeilge
- العربية
- Indonesia
- Norsk
- تمل
- český
- ελληνικά
- український
- Javanese
- فارسی
- தமிழ்
- తెలుగు
- नेपाली
- Burmese
- български
- ລາວ
- Latine
- Қазақша
- Euskal
- Azərbaycan
- Slovenský jazyk
- Македонски
- Lietuvos
- Eesti Keel
- Română
- Slovenski
- मराठी
- Srpski језик
Hot Rolled Seamless Corrosion Resistant Pipe
Hot Rolled Seamless Corrosion Resistant Pipe: Engineered for Demanding Environments
In industrial and commercial applications where structural integrity and long-term performance are paramount, selecting the right piping material is a critical decision. Our hot-rolled seamless corrosion-resistant pipe represents the pinnacle of durability and reliability for challenging environments. Engineered to withstand aggressive media, high pressures, and extreme temperatures, this pipe is manufactured using advanced hot-rolling techniques followed by specialized anti-corrosion treatments. This process ensures a uniform, scale-free microstructure without seams or welds, eliminating potential weak points and providing exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. Whether for chemical processing, oil and gas transportation, marine applications, or power generation, our solution offers unparalleled service life and reduced maintenance costs. For projects requiring superior protection, our Corrosion Proof Hot Rolled Seamless Pipe provides an absolute barrier. Similarly, our Anti Corrosion Hot Rolled Seamless Steel Tube is ideal for structural and mechanical applications. We also offer a Corrosion Resistant Seamless Hot Rolled Tube optimized for high-temperature service, and our standard Hot Rolled Seamless Steel Pipe Anti Corrosion line delivers reliable performance for general industrial use.
Technical Specifications and Manufacturing Excellence of Hot Rolled Seamless Corrosion Resistant Pipe
The superior performance of the Hot Rolled Seamless Corrosion Resistant Pipe is defined by its precise engineering and strict quality control. The pipe begins as a solid cylindrical steel billet, which is heated and pierced to form a hollow shell. This shell is then hot-rolled over a mandrel to achieve the desired diameter and wall thickness, resulting in a seamless tube with consistent material properties throughout its length. Following the forming process, the pipe undergoes specific heat treatments to achieve the required mechanical strength and toughness. The critical corrosion-resistant layer is applied through controlled methods such as galvanizing, aluminizing, or the application of specialized polymer coatings, depending on the intended service environment. This combination of seamless construction and robust protection ensures leak-proof integrity and maximum resistance to environmental degradation.
Key Product Parameters
- Material Grades: Carbon Steel (ASTM A106 Gr. B/C), Alloy Steel (ASTM A335 P11/P22/P91), Stainless Steel (304, 316, 316L) with protective coatings.
- Manufacturing Standard: ASTM A106, ASTM A335, ASTM A312, API 5L, EN 10216.
- Outer Diameter (OD) Range: 1/2 inch (21.3 mm) to 24 inches (610 mm) NPS.
- Wall Thickness: SCH 10, SCH 20, SCH 40, SCH 80, SCH 160, and XXS, or customized as per requirement.
- Length: Random lengths (5-7 meters), double random lengths (11-13 meters), or cut-to-length.
- Corrosion Protection: Hot-Dip Galvanizing (HDG), 3LPE/3LPP Coating, Internal Epoxy Lining, Aluminum Diffusion Coating (Aluminizing).
- Pressure Rating: Suitable for applications up to 10,000 PSI, depending on dimensions and material grade.
- Temperature Range: Serviceable from -50°F (-45°C) to 1200°F (650°C) based on material and coating.
Mechanical and Chemical Properties
| Property | Typical Value (ASTM A106 Gr. B) | Test Method |
|---|---|---|
| Tensile Strength | ≥ 60,000 psi (415 MPa) | ASTM A370 |
| Yield Strength | ≥ 35,000 psi (240 MPa) | ASTM A370 |
| Elongation | ≥ 20% | ASTM A370 |
| Hardness | ≤ 72 HRB (Rockwell B) | ASTM E18 |
| Chemical Composition (max %) | C: 0.30, Mn: 0.29-1.06, P: 0.035, S: 0.035 | ASTM A751 |
Available Coatings and Their Applications
| Coating Type | Thickness | Primary Use Case | Standard |
|---|---|---|---|
| Hot-Dip Galvanizing (Zinc) | 85-100 µm | Atmospheric corrosion, water lines | ASTM A123 |
| Fusion-Bonded Epoxy (FBE) | 250-500 µm | Oil & gas pipelines, buried service | ASTM A672 / CSA Z245.20 |
| 3-Layer Polyethylene (3LPE) | 2-4 mm | Aggressive soils, subsea applications | DIN 30670 |
| Internal Epoxy Lining | 250-400 µm | Potable water, chemical transport | AWWA C210 |
Related Products
Hot Products
Galvanized Steel Pipe
Galvanized Steel Pipe is an indispensable material in modern industry and construction field. Tianjin Xinlida Steel Pipe Co., Ltd. specializes in producing galvanized steel pipe with excellent performance in quality and specification.Tianjin Xinlida production of galvanized steel pipe implementation of strict standards, common GB/T 3091 - 2015 "welded steel pipe for low pressure fluid transmission", this standard ensures that the pipe in the low pressure fluid transmission performance stability, can safely and efficiently transport water, gas and other media.
Equal angle steel
As a leading manufacturer deeply rooted in the steel pipe and profile industry with global supply capabilities, Tianjin Xinlida Steel Pipe Co., Ltd. relies on its intelligent production base with an annual capacity of 50 million tons and a complete business system of "domestic production + overseas bases + global trade" to professionally research, develop, produce, and sell high-quality equal-angle steel series products. With its full-industry chain advantages, internationally standardized production processes, and flexible customization services, it accurately solves the procurement problems and construction pain points of customers in the fields of construction, energy, transportation, steel structure engineering, curtain wall support, and factory construction worldwide. Unlike products from small and medium-sized intermediaries and workshops, our factory strictly controls the entire process of equal angle steel production, from raw material selection, intelligent rolling, galvanizing to finished product testing. This completely avoids common problems in the market, such as dimensional deviations, insufficient wall thickness, twisting and deformation, galvanized layer peeling, easy rusting, and poor load-bearing capacity. Our products cover a full range of national standard equal angle steel, including small, medium, large, and heavy-duty sizes, suitable for various scenarios such as shelving supports, curtain wall railings, factory columns, and heavy engineering projects. We also support personalized customization services such as cut-to-size processing, custom-made to length, punching and bending, and bracket welding. Coupled with our one-stop service of readily available inventory, bulk discounts, and global delivery, domestic and international buyers can efficiently obtain the necessary materials for their projects without having to compare prices from multiple sources, worry about quality, or wait for delivery, significantly reducing procurement costs and construction losses. With formal import and export qualifications, our factory's equal angle steel has been exported to Southeast Asia, the Middle East and other overseas markets for a long time. Our products fully meet international quality standards, taking into account both quality stability and application adaptability. They are the preferred and reliable profiles for engineering procurement and bulk stocking at home and abroad.
Black Rectangular Tube
China Black Rectangular Tube producted by Xinlida factory is a kind of square or rectangular section of straight seam high frequency welded steel pipe.It adopts advanced high-frequency welding technology, uniform welding seam, high strength, high production efficiency and low cost, stable product quality, fully in line with national standards and industry requirements.While ensuring a certain tensile strength, it also has excellent ductility, which makes it widely used in many fields.
Straight Slit Black Rectangular Tube
Xinlida’s China Straight Slit Black Rectangular Tube, as a unique pipe, occupies an important position in industrial production and various projects.It adopts advanced straight seam welding technology, steel plate or steel strip will be carefully curled after forming, along the straight direction of accurate welding.This unique welding method makes the weld line regular, which not only greatly improves the welding efficiency, greatly shortens the production cycle, but also effectively ensures the stability of the overall structure of the pipe, making the pipe more durable when subjected to external forces.
Thin Wall Black Seamless Steel Pipe
The Thin Wall Black Seamless Steel Pipe produced by Xinlida supplier is a seamless hollow circular steel, which is made through the hot rolling process. The product features a variety of characteristics. After rolling treatment, the internal structure of the steel is dense and uniform, which endows it with high strength and excellent compressive resistance. It can handle high-pressure environments with ease and stability, as stable as a mountain. Its surface is smooth and flat, and it is not easy to accumulate dirt. After undergoing special anti-corrosion treatment, it can effectively resist erosion when transporting corrosive media, significantly extending its service life.
Galvanized U-channel
Tianjin Xinlida Steel Pipe Co., Ltd. has long specialized in the manufacturing of steel pipes and structural steel, establishing a comprehensive business ecosystem that integrates domestic production, overseas bases, and global trade. Our galvanized U-channels offer a core competitive advantage by combining long-lasting corrosion resistance—achieved through hot-dip galvanizing that meets national standards—with a high-strength, one-piece formed structure. This solution effectively addresses four major industry pain points: structural corrosion, insufficient load-bearing capacity, lengthy construction periods, and high maintenance costs—challenges often encountered in coastal saline-alkali areas, humid mountainous regions, and environments subject to rain, snow, and low temperatures. We operate our own intelligent production facilities with substantial annual capacity and a full suite of advanced structural steel processing equipment. Adhering to the GB/T13912 galvanizing standard, we manufacture all U-channels using Q235B and Q355B grade steel, while offering services such as custom specifications, precision cutting, and prefabricated processing. Clients—whether for domestic projects or overseas trade—benefit from rapid production scheduling and flexible order adjustments; profile specifications and order quantities can be modified during production to meet project timelines and minimize inventory waste.
- Related Blog
- Reviews
