• API 5L seamless steel pipe line pipe for liquid transportation System 1
API 5L seamless steel pipe line pipe for liquid transportation

API 5L seamless steel pipe line pipe for liquid transportation

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
60000 m.t./month

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Packaging & Delivery

Packaging Detail: in bundles by steel strips , and if required ,wrapped with PE cloth
Delivery Detail: according to the quantity

Specifications

API 5L seamless steel pipe/ASTM A106/A53
1)A,B, X42, X46, X52, X56, X60, X65, X70
2)OD:13.7-6-762MM
3)WT: 1-80MM

API 5L seamless steel pipe/ASTM A106/A53

1)A,B, X42, X46, X52, X56, X60, X65, X70, St37,ST52,
2)OD:13.7-6-762MM
3)WT: 1-80MM
SCH20,40,80

1. ends can be Threaded and Coupling

2. Aplication :tramsmission of petroleum, nature gas,water,air ect

3. Pipe Coating:
   FBE (Fusion bong epoxy) coating
   3PE (Three layer polyethylene) coating
   3PP (Three layer polypropylene) coating  
4. Cement mortar lining
    Internal lining for drinkable water
    Internal flow coating
5.Standard acc to: SY/T0135, SY/T0413, DIN30670/1/8, AWWAC205/210, etc

Steel grade

Machenic property

Chemical composition

σs

σb

δ5

C

Si

Mn

P

S

Nb

V

Ti

Cr

Ni

Cu

min

min

min

max

max

max

max

max

min

min

min

max

max

max

A

207

311


0.21

-

0.90

0.04

0.05

-

-

-

-

-

-

B

241

413

0.26

-

1.15

0.04

0.05

-

-

-

-

-

-

X42

289

413

0.28

-

1.25

0.04

0.05

-

-

-

-

-

-

X46

317

434

0.30

-

1.35

0.04

0.05

-

-

-

-

-

-

X52

358

455

0.30

-

1.35

0.04

0.05

-

-

-

-

-

-

X56

386

489

0.26

-

1.35

0.04

0.05

0.005

0.02

0.03

-

-

-

X60

413

517

0.26

-

1.35

0.04

0.05

0.005

0.02

0.03

-

-

-

X65

448

530

0.26

-

1.40

0.04

0.05

0.005

0.02

-

-

-

-

X70

482

565

0.23

-

1.60

0.04

0.05

-

-

-

-

-

-



Q:Can steel pipes be used for sewage and wastewater systems?
Yes, steel pipes can be used for sewage and wastewater systems. Steel pipes are highly durable, resistant to corrosion, and can withstand high pressure and temperature conditions, making them suitable for transporting sewage and wastewater efficiently and securely. Additionally, steel pipes have a long lifespan and can handle the abrasive nature of sewage and wastewater, making them a reliable choice for such systems.
Q:What type of steel pipe dance is used in general?
According to international competition practice, the standard size of steel tube is 40 mm or 45 mm in diameter, and the 45mm is usually used. The height of the steel pipe is not less than 3.3 meters and not higher than 4 meters.
Q:Can steel pipes be used for underground oil pipelines?
Yes, steel pipes can be used for underground oil pipelines. Steel pipes are commonly used in the construction of underground oil pipelines due to their strength, durability, and resistance to corrosion. They are able to withstand the high pressure and weight of the oil being transported, as well as any external forces such as soil movement or seismic activity. Additionally, steel pipes can be coated or lined with materials such as epoxy or polyethylene to further protect against corrosion and increase their lifespan. Overall, steel pipes are a reliable and widely used choice for underground oil pipelines.
Q:How are steel pipes connected to other plumbing components?
Steel pipes are typically connected to other plumbing components through various methods such as threaded connections, welding, or using compression fittings.
Q:What is the difference between internal and external coating for steel pipes?
A protective layer is applied to the inner surface of steel pipes, which is known as internal coating. The main purpose of this coating is to prevent corrosion and enhance resistance against chemicals present in the fluid being transported. Techniques like spraying, brushing, or dipping are commonly used to apply the internal coating, and it can be made of materials such as epoxy, polyurethane, or cement mortar. On the contrary, external coating involves the application of a protective layer on the outer surface of steel pipes. The main objective of this coating is to protect against environmental factors like corrosion, abrasion, and impact. External coatings are usually applied through methods like wrapping or coating with materials such as polyethylene, fusion-bonded epoxy, or asphalt enamel. To summarize, the primary difference between internal and external coating for steel pipes lies in their location and purpose. Internal coatings safeguard the inner surface from corrosion and chemical attacks, while external coatings provide protection against environmental damage on the outer surface. Both types of coatings are essential to ensure the durability and reliability of steel pipes in various applications.
Q:What's the gate number of the precision steel pipe?
Precision steel pipe refers to the high precision steel pipe, the wall thickness and internal and external diameter can be controlled within 10 wire tolerance range
Q:How do you calculate the flow rate in a steel pipe?
To calculate the flow rate in a steel pipe, you need to consider the pipe's diameter, length, and the pressure difference across it. By applying the Bernoulli's equation or using the Darcy-Weisbach equation, you can determine the flow rate based on these variables.
Q:What are the future trends in steel pipe manufacturing?
Some future trends in steel pipe manufacturing include the use of advanced technologies such as robotic automation and artificial intelligence for increased efficiency and precision. There is also a growing focus on sustainability, with the development of eco-friendly manufacturing processes and the use of recycled materials. Additionally, there is a shift towards producing pipes with higher strength and lighter weight, as well as an increasing demand for customized products to meet specific industry requirements.
Q:Can steel pipes be used for automotive applications?
Yes, steel pipes can be used for automotive applications. Steel pipes are commonly used in the automotive industry for various purposes such as exhaust systems, fuel lines, and hydraulic systems. Steel pipes offer high strength, durability, and resistance to corrosion, making them suitable for withstanding the harsh conditions and demands of automotive applications. Additionally, steel pipes can be easily formed and welded, allowing for customization and ease of installation. Overall, steel pipes provide a reliable and cost-effective solution for automotive applications.
Q:What are the different methods of protecting steel pipes from corrosion?
There are several methods of protecting steel pipes from corrosion, including: 1. Coatings: Applying protective coatings such as epoxy, polyethylene, or zinc to the surface of the steel pipes can create a barrier against corrosive elements. 2. Cathodic Protection: This method involves installing sacrificial anodes or impressed current systems to provide a protective current that counteracts the corrosion process. 3. Corrosion Inhibitors: Adding chemicals or inhibitors to the fluid or environment surrounding the pipes can reduce the rate of corrosion. 4. Internal Linings: Applying internal linings made of resin, cement, or other materials can protect the inner surface of the pipes from corrosion caused by the transported fluid. 5. Design Considerations: Implementing proper design practices like avoiding sharp bends and crevices, ensuring proper drainage, and using corrosion-resistant alloys can help prevent corrosion in steel pipes.

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