Product Description
API 5L square Pipe
As per the customers' request, we will be painting gold over a black base coat.
Length:5.8m-12m
Surface:Painting gold coating
Ends:BE/PE
Standard:API/API 5CT/API 5L
ASTM A53-2007/ASTM A252-1998
GB/T 3091-2001/GB/T3901/GB/T9711
BS EN10219/BS EN10217
Grade:A53-A369/A53(A,B)/A106(B,C)/Q195-Q345/Q235/Q345
/API J55-API P110/API J55
Section Shape:Square
Application:Structure Pipe
Technique:ERW
Certification:API
Surface Treatment:painting gold coating
Special Pipe:API Pipe
Alloy Or Not:Non-Alloy
Tolerance:± 10%
Type:Square Tubes
Place of Origin:CN;TIA
Thickness:1.2 - 20 mm
Outer Diameter:20x20mm base 600x600mm





Special Specifications
We offer availability based on the specific requirements and quantity of our customers. Our goal is to ensure that every customer has access to the products they need, no matter what their needs may be. So, if you need something specific, just let us know and we will do our best to make it happen. Whether you need a large quantity or just a small amount, we have you covered. At the end of the day, our priority is always to satisfy our customers and provide them with the best possible service.
There are different options for the end shape of the product. These include a beveled end, a plain end, or a varnished end. Additionally, plastic caps can be added to protect both ends, depending on the customer's requirements. It is important to consider the end shape when designing the product to ensure it meets the customer's needs and specifications. By providing various options for the end shape, customers have more flexibility in selecting the right product for their specific application.
To avoid rust, various surface treatments such as painting, oiling, galvanizing, and phosphate can be applied. These methods are effective in preventing corrosion on metal surfaces.
This type of steel pipe is widely used in various fields such as mechanical treatment, petrochemical industry, transport, and construction. It is particularly useful in structural and mechanical applications, such as as fulcrum bearings and for general construction purposes. Additionally, it can be used to transport fluids such as water, oil, and gas in large-scale projects and equipment. It is also suitable for low and medium pressure boiler applications such as steam tubes, big and small smoke tubes, and generating tubes. With its versatile applications, this steel pipe is a reliable choice for a wide range of industries.
* Certificates: ISO9001-2000, API 5L certificate
We are pleased to extend an invitation for you to employ the services of a reputable third-party inspection company such as BV or SGS to conduct a thorough quality check of our finished products.
The galvanization process applied to square pipes has widened the range of applications for galvanized square pipes. These versatile pipes find usage in a variety of industries ranging from construction, machinery manufacturing, steel construction projects, to shipbuilding, solar power generation brackets, steel structure engineering, power plant, agricultural and chemical machinery, glass curtain wall, automobile chassis, and airport construction. With their effectiveness in curtain walling and electrical power engineering, these pipes have become an integral part of many projects.

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