Seamless Steel Pipes are meticulously and skillfully crafted to ensure they remain entirely free from seams and welds. This unique construction offers unparalleled strength, unmatched durability, and exceptional reliability. These superior pipes are extensively used across a wide array of dynamic industries including construction, oil and gas, automotive, and structural engineering. Their seamless design provides exceptional resistance to both pressure and stress, making them the ideal choice for high-pressure and high-temperature operational environments, where performance and safety are paramount.





- Seamless Construction: Our Alloy Seamless Steel Pipe boasts a seamless design that guarantees unwavering strength, effectively reducing the risk of weld defects, and significantly enhancing the overall structural integrity of the product.
- High Strength: Crafted to withstand intense pressure and stress, this product exhibits extraordinary resilience, maintaining its superior performance even in the most challenging environments.
- Durability: With its outstanding resistance to corrosion and ability to endure high temperatures, this pipe is engineered for longevity, promising enduring performance and reliability over time.
- Versatility: Perfectly suited for a wide spectrum of industrial applications, our pipe provides exceptional adaptability, making it an indispensable component for various uses.
- Precision: Engineered with meticulous attention to detail, this pipe ensures precise dimensions and a premium quality finish, assuring consistent and reliable performance with every use.
Production Range | Outer Diameter:10-120mm (0.4 inch - 4.7 inch) |
Wall Thickness:1-20mm (0.04 inch - 0.78 inch) | |
Material | Alloy Steel: GB/T 8162 & 8163 & 3639: 16Mn(Q345B), 20Cr, 40Cr, 15CrMo, 20CrMo, 28CrMo, 30CrMo, 35CrMo, 42CrMo, 20CrMnTi, 40MnMoV, 20Mn2, ZF6, 16MnCr5, 20MnCr5, 38Mn2V, 09CrCuSb(ND) ASTM A519: 5120, 5140, 4130, 4135, 4140 DIN17121/EN 10297-1, DIN1629/DIN2391/EN 10305-1: ST52, EN10084-1998 20Cr4, 41Cr4, 15CrMo4, 25CrMo4, 35CrMo4, 42CrMo4, 16MnCr5 JIS3441/JIS3444/JIS3445: SCM432/SCRRM3, SCM4 JIS G4053: JIS SCr420, JIS SCr440, SCM415, SCM420 |
Tolerance | Tolerance ±0.15mm Superior products ±0.05mm Can be customized according to customer's requirements |
Technique | Cold Drawn / Cold Rolled |
Shape | Round |
Further Processing for Steel Tubes | Final Annealing, Cutting, Chamfer, Threading, Inner diameter or Outer Diameter Lathe, Surface Shot Blasting, Laser Marking |
PRODUCTION PROCESS

- Construction: This Alloy Seamless Steel Pipe is indispensable for building sturdy structural supports, creating robust frameworks, and ensuring secure and reliable scaffolding in construction projects.
- Oil and Gas: Essential for the oil and gas industry, these pipes are central to the efficient and safe transportation of oil, gas, and other crucial fluids through robust pipeline systems.
- Automotive: Widely employed in the automotive sector, this product is integral to the production of vital automotive components and assemblies, ensuring durability and performance.
- Mechanical Engineering: Perfectly designed for high-pressure applications, these pipes are ideal for the creation of machinery components, meeting the demanding standards of mechanical engineering.
- Structural Engineering: A cornerstone in structural engineering, these pipes are crucial for crafting support beams, columns, and various precision structural elements, providing reliability and strength.
automobiles, tractors, and the aviation industry, exemplifying their critical role in advanced engineering and technology sectors.

- Packing: Our Alloy Seamless Steel Pipes, including the ASTM A53 Carbon Steel variant, are meticulously packaged to ensure unparalleled security. Each pipe is either bundled, crated, or elegantly wrapped in protective materials. This meticulous packing is a reflection of Tianjin Wasungen Metal Products Co., Ltd.'s unwavering commitment to quality and preservation, ensuring that every product arrives in pristine condition, ready to fulfill your needs.

Unparalleled Pressure Resilience:Seamless pipes are celebrated for their extraordinary capability to endure substantial pressure, effortlessly maintaining uniform strength throughout their circumference, unlike their welded counterparts. The lightweight and slender architecture of these pipes offers substantial cost-efficiency advantages to a myriad of industries and manufacturing plants.
Consistent Material Configuration:Meticulously engineered through the continuous extrusion of alloy, these pipes present a reliably circular cross-section. This impeccable uniformity not only streamlines the installation process but also ensures immaculate fittings, enhancing efficiency and performance.
Robustness for Diverse Applications:While seamless steel pipes represent a noteworthy investment, they are highly revered for their unparalleled reliability and enduring strength under substantial loads. These pipes excel in securely containing materials without any risk of seam leakage, rendering them indispensable across residential, commercial, and industrial sectors, ensuring seamless, fail-safe operations.

Q: Are you a trading company or manufacturer?
A: We are a MANUFACTURER.
Q: How are the PRICES of your products?
A: Because we are a private company, the prices of our products are usually COMPETETIVE and FLEXIBLE according to the number of orders and customer needs. We endeavor to keep our prices reasonable and provide quality products and services to meet our customers' needs and budgets.
Q: Are your products CERTIFIED or INSPECTED?
A: Yes, our products are usually certified by international certification bodies or inspected by third-party inspection organisations, such as CE certification, ISO 9001 quality management system certification, etc. These certifications and inspections prove the quality and compliance of our products.
Q: Do you offer CUSTOMISED SERVICE for your products?
A: We can provide customized products according to customers' needs. Whether it is the specification, material or packaging, we can adjust and customize to meet the specific requirements of our customers to meet their particular needs.
Q: What kind of payment does your company support?
A: T/T, L/C at sight, Cash, Western Union, and other negotiable payment methods.