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Huanya Steel (Shandong) Co., Ltd.

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Seamless & Welded Steel Pipe

Application : Oil and Gas, Water, Construction, Machinery, Chemical, Power, Marine, etc.

Pipe Type : Round

Grade : A, B, X42, X46, X52, X56, X60, X65, X70

Payment : 30%TT+70%TT / TT

Model : welded steel pipe

Material : Steel

Ellipse Thickness : 0.8-1.5mm

Packing : In bundles, in bulk, plastic caps, waterproof paper, woven bags

Surface Treatmnet : oiled / black color / galvanized

Price Term : FOB, CFR, CIF, Etc.

Surface Treatment : Black, Galvanized, Varnish, 3PE, FBE, Epoxy Coating

Type : DOM

Package : In Bundles, In Bulk, Etc.

Usage : Oil Gas Sewage Transport

Round Thickness : 0.5-3.0mm

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Premium Welded Steel Pipes: High Strength, Precision, and Versatility Unleashed

Our premium welded steel pipes are the result of advanced manufacturing techniques and a commitment to quality. Engineered to meet the diverse needs of multiple industries, these pipes offer a range of features that set them apart in the market.

Exceptional Manufacturing Process

Process Step	Details
Raw Material Selection	We start with high - grade steel coils or sheets. These materials are carefully sourced to ensure they meet strict quality standards, providing a solid foundation for the pipes. The steel used has optimal carbon and alloy content, contributing to the pipes' strength and durability.
Forming	State - of - the - art machinery is used to precisely form the steel into pipe shapes. Whether it's a round, square, or rectangular pipe, the forming process is highly controlled to achieve accurate dimensions. For round pipes, the diameter tolerance can be as low as ±0.5mm, ensuring a perfect fit in various applications.
Welding	Advanced welding technologies, such as submerged arc welding (SAW) and high - frequency induction welding (HFIW), are employed. Our skilled welders ensure that each joint is flawlessly executed. The welding process creates a strong, seamless bond, with the weld strength often exceeding the base metal strength. This results in pipes that can withstand high internal pressures and external mechanical forces.
Finishing and Quality Control	After welding, the pipes undergo a series of finishing processes, including surface polishing to remove any imperfections. Rigorous quality control checks are carried out at every stage. Non - destructive testing methods, such as ultrasonic testing and radiographic testing, are used to detect any internal flaws, ensuring that only the highest - quality pipes reach the market.

Key Product Features

Feature	Description
High Strength	Our welded steel pipes exhibit remarkable strength. Thanks to the high - quality raw materials and excellent welding, they can withstand significant pressure and stress. For example, in high - pressure water transportation systems, these pipes can handle pressures up to 200 bar without failure, making them reliable for industrial and municipal applications.
Precision Dimensions	With tight manufacturing tolerances, our pipes have precise dimensions. This precision is crucial for easy installation and compatibility with other components in a system. Whether it's a plumbing system in a building or a complex industrial piping network, the accurate dimensions of our pipes reduce installation time and minimize the risk of leaks or misfits.
Versatility	These pipes are suitable for a wide range of applications. In the construction industry, they are used for structural supports, scaffolding, and plumbing. In the automotive industry, they can be found in exhaust systems and chassis components. In the oil and gas sector, they are used for transporting fluids over long distances. Their versatility stems from the ability to be customized in terms of size, shape, and surface treatment.
Durability	The combination of high - strength steel and quality welding gives our pipes excellent durability. They are resistant to corrosion, abrasion, and fatigue. Even in harsh environments, such as outdoor construction sites or industrial plants with exposure to chemicals, these pipes maintain their structural integrity over an extended lifespan, reducing the need for frequent replacements.

Application Examples

Industry	Application	Example
Construction	Structural Supports	In a high - rise building project, our welded steel pipes are used as columns and beams. Their high strength and precision dimensions ensure the stability and safety of the building structure.
Automotive	Exhaust Systems	In a performance car, the exhaust system is made from our welded steel pipes. The pipes' ability to withstand high temperatures and corrosive exhaust gases, along with their lightweight yet strong nature, contributes to the car's optimal performance.
Oil and Gas	Pipeline Transportation	For an oil pipeline stretching across a desert region, our welded steel pipes are used to transport crude oil. Their durability and ability to handle high - pressure fluid transfer make them a reliable choice for this critical application.

Choose our premium welded steel pipes for a top - tier solution that combines high strength, precision, and versatility, meeting and exceeding your expectations in any project.

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