WELDED API 5L ERW STEELPIPE

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Loading Port:: China Main Port

Payment Terms:: TT or LC

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Product Description:

1、Structure of Welded Steel Tube:

Welded Steel Tube is widely applied to line pipe and casing and tubing in oil transportation and casing field, and it is used in Low,high pressure liquid and gassy transportation and it is also good Structure pipe (for furniture, window, door, building , bridge, mechanical etc).We will provide you high quality of welded pipe and professioanl service. That's great.

2、‍‍Main Features of the Welded Steel Tube:

• High manufacturing accuracy

• The higher strength

• The small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Satisfy price

3、Welded Steel Tube Specification：

Standard	GB, DIN, ASTM ASTM A106-2006, ASTM A53-2007
Grade	10#-45#, 16Mn 10#, 20#, 45#, 16Mn
Thickness	8 - 33 mm
Section Shape	Round
Outer Diameter	133 - 219 mm
Place of Origin	Shandong, China (Mainland)
Secondary Or Not	Non-secondary
Application	Hydraulic Pipe
Technique	Cold Drawn
Certification	API
‍Surface Treatment	factory state or painted black
‍Special Pipe	API Pipe
Alloy Or Not	Non-alloy
Length	5-12M
Outer Diameter	21.3-610mm
Grade	20#, 45#, Q345, API J55, API K55, API L80, API N80, API P110, A53B
Standard	ASME, ASTM

1) Material:20#(ASTM A 106/A53 GRB.API5LGRB,GB),45#,16Mn,10#.

2) Specification range:OD:21.3-610mm,WT:6-70mm,length:6-12m or according to the requirement of clients.

3) Excutive standards:GB,ASME API5L.ASTM A 106/A53,Despite of the above standards,we can also supply seamless steel pipe with standard of DIN,JIS,and so on,and also develop new products according to the requirements of our clients!
4) Surface:black lacquered,varnish coating or galvanized.
5) Ends:Beveled or square cut,plastic capped,painted.
6) Packing:bundles wrapped with strong steel strip,seaworthy packing.

4、Packaging & Delivery

Packaging Details:	seaworthy package,bundles wrapped with strong steel strip
Delivery Detail:	15-30days after received 30%TT

5、FAQ of Welded Steel Tube:

①How is the quality of your products?
Our products are strictly in accordance with international and domestic standard. We test on every pipe before delivery. Any quality certification or testing report you want to see, please tell us.

②How about the price?
Yes, we are offering you the lowest price since we are factory ourself. if you are interested in bargain and dissatisfy our factory price, just don’t waste your time. Our quotation is professional.

③Why should you choose us?
Choice happens because of our quality and price. Our service formula: good quality + good price + good service=customer’s trust.
SGS test is available. Customer inspection before shipping is welcome. Third party inspection is OK.

6、‍‍ Welded Steel Tube Images：

Q: What is the difference between carbon steel and stainless steel pipes?: The main difference between carbon steel and stainless steel pipes lies in their composition and corrosion resistance. Carbon steel pipes are primarily made of iron and carbon, while stainless steel pipes contain iron, carbon, and a minimum of 10.5% chromium. This chromium content in stainless steel provides excellent corrosion resistance, making it more suitable for applications where pipes may come in contact with moisture or corrosive substances. Carbon steel pipes, on the other hand, are more cost-effective and commonly used in applications where corrosion resistance is not a primary requirement.

Q: What is the weight of steel pipes?: The weight of steel pipes can vary depending on their size, length, and thickness. However, on average, steel pipes typically weigh between 1.1 to 1.5 pounds per foot.

Q: Can steel pipes be used for transporting liquids and gases?: Yes, steel pipes can be used for transporting both liquids and gases. Steel pipes are known for their durability, strength, and resistance to corrosion, making them suitable for a wide range of applications, including the transportation of fluids and gases. They are commonly used in industries such as oil and gas, water supply, sewage systems, and chemical processing plants. Steel pipes provide a reliable and efficient means of conveying liquids and gases over long distances, ensuring the safe and efficient transportation of these substances.

Q: What is the difference between standard wall thickness and extra-strong wall thickness steel pipes?: The main difference between standard wall thickness and extra-strong wall thickness steel pipes lies in their thickness and durability. Standard wall thickness pipes have thinner walls and are suitable for most general applications, while extra-strong wall thickness pipes have thicker walls and are designed for heavy-duty or high-pressure applications. These extra-strong pipes offer enhanced strength and resistance, making them more reliable and suitable for handling extreme conditions or demanding projects.

Q: How are steel pipes used in the renewable energy sector?: Steel pipes are commonly used in the renewable energy sector for various purposes, primarily in the construction and installation of infrastructure for wind and solar energy projects. Steel pipes are used to support and anchor wind turbine towers, as well as to transport compressed air or hydraulic fluid for the operation of wind turbines. They are also utilized in the construction of solar panel frameworks, providing stability and durability. Additionally, steel pipes are used in geothermal energy projects for the extraction and transportation of hot water or steam from underground sources to power plants. Overall, steel pipes play a crucial role in enabling the efficient and reliable operation of renewable energy systems.

Q: How are steel pipes repaired in case of damage or leaks?: Steel pipes are repaired in case of damage or leaks by first identifying the affected area. The damaged section is then cut out, and a new piece of steel pipe is welded or bolted in its place. This ensures a secure and watertight connection, restoring the integrity of the pipe and preventing further leaks or structural issues.

Q: How do steel pipes handle expansion and contraction?: Steel pipes handle expansion and contraction through their inherent flexibility and ability to withstand temperature variations. As steel is a ductile material, it can expand and contract without significant deformation or structural damage. Additionally, the use of expansion joints or loops in piping systems allows for controlled movement and accommodates thermal expansion and contraction effectively.

Q: Can steel pipes be used for underground sewage treatment plants?: Yes, steel pipes can be used for underground sewage treatment plants. Steel is a durable and strong material that can withstand the harsh conditions found underground, such as soil erosion and pressure. Additionally, steel pipes are resistant to corrosion, which is critical for sewage treatment plants where exposure to chemicals and wastewater is common.

Q: What are the common methods for inspecting the integrity of steel pipes?: Common methods for inspecting the integrity of steel pipes include visual inspection, ultrasonic testing, magnetic particle testing, radiographic testing, and pressure testing.

Q: What are the disadvantages of using steel pipes?: One disadvantage of using steel pipes is that they are prone to corrosion, especially in environments with high humidity or exposure to certain chemicals. This can lead to structural damage and reduced lifespan of the pipes. Additionally, steel pipes are relatively heavy and bulky, making transportation and installation more challenging compared to other pipe materials. Lastly, steel pipes can be more expensive than alternative materials, which can impact project budgets.

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