Construction of large diameter LSAW pipe
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 15 m.t.
- Supply Capability:
- 9000 m.t./month
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Product Description:
1、Structure of Welded Steel Tube:
Welded Steel Tube is formed by drawing a solid billet over a piercing rod to create the hollow shell. We are company that have many years experience and professional manager team and engineer team and sales team, sure we will provide you high quality of welded pipe and professioanl service.
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 | Grade | （MPa） | （MPa） | ||
Yield strength | Tensile Strength | ||||
API SPEC 5L | PSL1 | ||||
B | ≥241 | ≥414 | |||
×42 | ≥290 | ≥414 | |||
×46 | ≥317 | ≥434 | |||
×52 | ≥359 | ≥455 | |||
×56 | ≥386 | ≥490 | |||
×60 | ≥414 | ≥517 | |||
×65 | ≥448 | ≥531 | |||
×70 | ≥483 | ≥565 | |||
PSL2 | |||||
| Min | Max | Min | Max | |
B | 241 | 448 | 441 | 758 | |
×42 | 290 | 496 | 414 | 758 | |
×46 | 317 | 524 | 434 | 758 | |
×52 | 359 | 531 | 455 | 758 | |
×56 | 386 | 544 | 490 | 758 | |
×60 | 414 | 565 | 517 | 758 | |
×65 | 448 | 600 | 531 | 758 | |
×70 | 483 | 621 | 565 | 758 | |
Chemical Composition(%)
Standard | Grade | C | Mn | P | S | CEV |
Max | Max | Max | Max | Max | ||
PSL1 |
- | |||||
B | 0.26 | 1.2 | 0.030 | 0.030 | ||
×42 | 0.26 | 1.3 | 0.030 | 0.030 | ||
×46,×52,×56，X60 | 0.26 | 1.4 | 0.030 | 0.030 | ||
X65 | 0.26 | 1.45 | 0.030 | 0.030 | ||
X70 | 0.26 | 1.65 | 0.030 | 0.030 | ||
PSL2 |
0.43 | |||||
B | 0.22 | 1.20 | 0.025 | 0.015 | ||
1) Material: Grade:API 5L GR.B, X40, X42, X52, X56, X60, X65, X70.ST37/37-2,ST33,ST35.8,ST35.4.GB 9711.1/SY5037/GB3092
2) Specification range: OD: 406.4MM-1422MM (16”-56”)
Thickness: 8MM-50.8MM depends on OD
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?
We have many years business experience in this area, and we have professional engineer and manager team and sure we can provide you high quality production and professional service.
②How about price?
If you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.
③Why should you chose us?
We can give you both.Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust.
6、 Welded Steel Tube Images：
- Q: How are steel pipes threaded for easy installation?
- Steel pipes are threaded for easy installation using a process called threading. Threading involves cutting grooves or ridges into the pipe to create a spiral pattern. This pattern allows the pipe to easily connect with other threaded components, such as fittings or valves. There are two common methods used to thread steel pipes: manual threading and machine threading. In manual threading, a handheld tool called a pipe die is used. The die is equipped with sharp teeth that cut into the pipe as it is rotated. The pipe is secured in a vise or held firmly by hand, and the die is applied to the end of the pipe. The die is then rotated around the pipe, creating the threaded grooves. This process requires skill and precision to ensure accurate and properly aligned threads. Machine threading, on the other hand, is a more automated process. It involves the use of a pipe threading machine, which is equipped with a die head that automatically cuts the threads into the pipe. The machine secures the pipe and rotates it while the die head moves along the length of the pipe, cutting the threads. Machine threading is faster and more efficient than manual threading, making it ideal for large-scale production or projects. Regardless of the method used, it is crucial to ensure that the threads are clean and free from debris or burrs. This is important for easy installation and to prevent leaks or other complications. After threading, the pipes are typically inspected to ensure the threads meet the required specifications. Threading steel pipes allows for easy installation as the threaded ends can be easily screwed into fittings, valves, or other pipes with compatible threads. This threaded connection creates a tight seal, making it suitable for various applications, such as plumbing, gas lines, or industrial piping systems.
- Q: What time what time for gas pipeline steel pipe PE pipe
- PE pipe is suitable for medium voltage and low voltage 0.4MPa below the pressure pipe wall thickness. According to the different pressure is not the same, so the steel tube can be used for high pressure.
- Q: DN80 seamless steel tube, what is the standard thickness?
- The DN80 specification is 89*6 seamless steel management formula = (outside diameter wall thickness) * wall thickness *0.02466= per meter weight
- Q: What are the different methods of repairing damaged steel pipes?
- There are several methods of repairing damaged steel pipes, including welding, epoxy lining, pipe bursting, and pipe relining. Welding involves joining the damaged sections of the pipe together using heat, while epoxy lining involves applying a protective coating to the inner surface of the pipe. Pipe bursting involves replacing the damaged pipe with a new one by pulling it through the existing pipe, and pipe relining involves inserting a new liner into the damaged pipe to create a new, seamless pipe within the existing one. The choice of method depends on factors such as the extent of damage, accessibility, and cost-effectiveness.
- Q: What is the typical diameter range for steel pipes?
- The typical diameter range for steel pipes can vary depending on the specific application and industry requirements. However, in general, steel pipes can have diameters ranging from as small as 0.5 inches (12.7 millimeters) up to several feet (over a meter) in diameter. The most commonly used steel pipes for various purposes, such as plumbing, construction, and transportation of fluids or gases, typically fall within the range of 1/2 inch (13 millimeters) to 36 inches (914 millimeters) in diameter. It is important to note that larger diameter steel pipes are often used for industrial applications, such as oil and gas pipelines, while smaller diameter pipes are commonly used for residential and commercial plumbing systems.
- Q: What are the common methods for repairing steel pipes?
- There are several common methods for repairing steel pipes, depending on the nature and extent of the damage. One common method is welding, which involves melting the damaged area and fusing it with a new piece of steel. This method is often used for small cracks or holes in the pipe. Welding can be done using various techniques such as shielded metal arc welding (SMAW), gas metal arc welding (GMAW), or tungsten inert gas (TIG) welding. Another method is pipe wrapping or bandaging, which involves wrapping a layer of adhesive tape or resin-soaked fiberglass around the damaged section of the pipe. This method is suitable for small leaks or corrosion spots and provides a temporary fix until a more permanent solution can be implemented. If the damage is extensive or the pipe is severely corroded, pipe lining or relining may be necessary. This involves inserting a new pipe liner inside the existing one, effectively creating a new pipe within the old one. This method can be done using various materials such as epoxy, polyethylene, or cured-in-place pipe (CIPP). Pipe lining is commonly used for larger diameter pipes or when replacement is not feasible. In some cases, pipe clamps or sleeves can be employed to repair minor leaks or cracks. These devices are designed to be clamped around the damaged section and provide a temporary or permanent solution depending on the severity of the damage. Ultimately, the choice of repair method depends on factors such as the extent of damage, accessibility of the damaged area, budget constraints, and the long-term durability required. It is advisable to consult with a professional pipe repair specialist to assess the specific situation and determine the most suitable method for repairing steel pipes.
- Q: How are steel pipes protected from corrosion?
- Steel pipes are protected from corrosion through various methods such as applying protective coatings like paint or epoxy, galvanization, and cathodic protection. These measures create a barrier between the steel surface and corrosive elements to prevent the pipes from rusting and deteriorating.
- Q: How do steel pipes handle abrasive materials?
- Steel pipes are highly resistant to abrasive materials due to their strong and durable nature. The smooth interior surface of steel pipes minimizes friction and wear caused by abrasive materials, making them an ideal choice for handling such substances.
- Q: How are steel pipes used in the manufacturing of ships?
- Steel pipes are used in the manufacturing of ships for various purposes, such as carrying fluids and gases, providing structural support, and facilitating efficient operation of the ship's systems. They are used for plumbing, ventilation, and firefighting systems, as well as for the construction of hulls and other vital components. Overall, steel pipes play a crucial role in ensuring the functionality and safety of ships during their construction and operation.
- Q: How are steel pipes protected from damage during transportation?
- Steel pipes are typically protected from damage during transportation through various methods such as wrapping them in protective coatings, using foam inserts, securing them with straps or braces, and placing them in sturdy packaging materials to prevent any movement or impact. Additionally, pipes may also be stored and transported in specialized containers or racks specifically designed for their safe transportation.
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Construction of large diameter LSAW pipe
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 15 m.t.
- Supply Capability:
- 9000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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