• Line Pipe System 1
  • Line Pipe System 2
  • Line Pipe System 3
Line Pipe

Line Pipe

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Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
20MT m.t.
Supply Capability:
5000 Tons Per Month m.t./month

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Specifications of Line pipe

Standard : API SPEC 5L 

 

Standard

 

Product Specification Level

Steel grade

Chemical composition, %

C

Mn

P

S

Si

V

Nb

Ti

CEpcm

API 5L

PSL 1

L210 or A

0.22

0.90

0.030

0.030

-

-

-

-

0.25

L245 or B

0.28

1.20

0.030

0.030

-

-

-

-

0.25

L290 or x42

0.28

1.30

0.030

0.030

-

-

-

-

0.25

L320 or X46

0.28

1.40

0.030

0.030

-

-

-

-

0.25

L360 or X52

0.28

1.40

0.030

0.030

-

-

-

-

0.25

L390 or X56

0.28

1.40

0.030

0.030

-

-

-

-

0.25

L415 or X60

0.28

1.40

0.030

0.030

-

-

-

-

0.25

PSL 2

L245Ror BR

0.24

1.20

0.025

0.015

0.40

c

c

0.04

0.25

L290R or X42R

0.24

1.20

0.025

0.015

0.40

0.06

0.05

0.04

0.25

L245N or BN

0.24

1.20

0.025

0.015

0.40

c

c

0.04

0.25

L290N or X42N

0.24

1.20

0.025

0.015

0.40

0.06

0.05

0.04

0.25

L320N or X46N

0.24

1.40

0.025

0.015

0.40

0.07

0.05

0.04

0.25

L360N or X52N

0.24

1.40

0.025

0.015

0.45

0.10

0.05

0.04

0.25

L390N or X56N

0.24

1.40

0.025

0.015

0.45

0.10

0.05

0.04

0.25

L415N or X60N

0.24

1.40

0.025

0.015

0.45

0.10

0.05

0.04

协商

Negotiation

Note:The sum of the columbium [niobium], and vanadium contents shall not exceed 0.06% except that, by agreement between the purchaser and the manufacturer, an alternative maximum may be established.

 

 

Standard

Product Specification Level

Steel grade

Yield Strength (min), Mpa

Tensile Strength(min), Mpa

API 5L

PSL 1

L210 or A

210

335

L245 or B

245

415

L290 or x42

290

415

L320 or X46

320

435

L360 or X52

360

460

L390 or X56

390

490

L415 or X60

415

520

PSL 2

L245Ror BR

245~450

415~760

L290R or X42R

290~495

415~760

L245N or BN

245~450

415~760

L290N or X42N

290~495

415~760

L320N or X46N

320~525

435~760

L360N or X52N

360~530

460~760

L390N or X56N

390~545

490~760

L415N or X60N

415~565

520~760

 

 

Nominal Diameter Range

Outside diameters Rang(mm)

Coating Type

Coating Layer

Coating thickness

DN100~600

114.3~609.6

 

Three layers polyethylene

 

2.0~4.5mm

Inside layer: epoxy(Green)     

 

 Mid Layer:adhesive(White)

 

Outside layer:polyethylene (Black)

 

Two layers polyethylene

 

2.0~4.5mm

Inside layer: adhesive  

 

Outside layer:polythene

DN80~600

88.9~609.6

FBE

epoxy

 

200~400um

Epoxy

2FBE

Two layers epoxy

 

400~800um

Inside layer: epoxy(Green)    

  

Outside layer:intensity epoxy(sage green)

DN100~600

114.3~609.6

3PP

Three layers polypropylene

 

2.5~3mm

Inside layer: epoxy(Green)       

 

 Mid Layer:adhesive(White)

 

Outside layer:polypropylene(White)

Applications

It is used for conveying gas,water,and petroleum of both the oil and natural gas industries.

Packaging & Delivery

Each bundles pipes will be bundled with 6-8 pcs steel strips and with shipping marks and 2 nylon strips 

40-50 days delivery on china port upon receiving orinigal LC or prepayment.

 

Q: Are steel pipes resistant to electromagnetic interference?
Yes, steel pipes are generally resistant to electromagnetic interference due to their conductivity and ability to act as a shield against electromagnetic fields.
Q: What are the environmental impacts of steel pipe production?
The environmental impacts of steel pipe production include the extraction and processing of raw materials, such as iron ore and coal, which contribute to deforestation, habitat destruction, and air and water pollution. The manufacturing process also emits greenhouse gases and other pollutants, contributing to climate change and air pollution. Additionally, the disposal of waste materials and the potential for leaks or spills during transportation can harm ecosystems and water sources.
Q: What is the average lifespan of steel pipes?
The average lifespan of steel pipes varies depending on various factors such as their quality, usage, and maintenance. However, under normal conditions, well-maintained steel pipes can last for several decades or even longer.
Q: Are steel pipes suitable for use in hydropower plants?
Yes, steel pipes are suitable for use in hydropower plants. Steel pipes are known for their durability, strength, and longevity, making them ideal for withstanding the high pressures and transporting fluids in hydropower plants. Additionally, steel pipes can effectively handle the flow of water and resist corrosion, making them a reliable choice for hydropower plant applications.
Q: What's the difference between steel pipe and pipe fittings?
Pipe classification: steel pipe seamless steel pipe and welded steel pipe (tube) two categories. It can be divided into round tube and special-shaped tube according to the sectional shape. The round steel tube is widely used, but there are some special-shaped steel tubes such as square, rectangle, semicircle, hexagon, equilateral triangle and octagon.
Q: Which is cheaper, angle iron or steel pipe?
The model does not mean the size of the different edges and sizes of the same model. Therefore, the width, the edge and the thickness of the angle iron should be filled out in the contract and other documents, so as not to be indicated by the model alone. Standard Specification for hot-rolled equal angle iron is 2#-20#. The angle iron can be made up of different force components according to the different structure, and can also be used as the connecting piece between the components. Widely used in a variety of architectural and engineering structures, such as beams, bridges, towers, hoisting and conveying machinery, ships, industrial furnace, reaction tower, container frame and warehouse.
Q: What's wrong with the 3PP anticorrosive steel tube?
That is, polypropylene corrosion resistant coating of steel pipe, the biggest feature of this anti-corrosion coating is good heat resistance.
Q: What is PE coated steel pipe? Seek explanation
PE coating on the inner wall of steel pipe steel pipe is covered with a layer of polyethylene plastic polymer, PE, polyethylene (Polyethylene of raised temperature is the abbreviation of resistance English), the scope of application of the general PE pipe water supply pipe to a temperature below 40 DEG C, cannot be used for hot water transmission pipeline.
Q: Are steel pipes suitable for industrial applications?
Yes, steel pipes are highly suitable for industrial applications. Steel pipes possess excellent strength, durability, and corrosion resistance, making them ideal for transporting fluids, gases, and solid materials in various industries such as oil and gas, construction, automotive, and manufacturing. Additionally, steel pipes can withstand high pressure, extreme temperatures, and harsh environmental conditions, making them reliable and efficient for industrial operations.
Q: What are the common factors affecting the lifespan of steel pipes?
Steel pipes can have their lifespan significantly reduced by various common factors. One primary factor is corrosion, which occurs when the steel is exposed to moisture, chemicals, and harsh environmental conditions, leading to rust and deterioration over time. Another determinant of the lifespan of steel pipes is the quality of materials used in their manufacturing. Higher-grade steel with better resistance to corrosion and degradation generally lasts longer compared to lower-quality materials. Proper installation and regular maintenance are crucial for ensuring the longevity of steel pipes. Inadequate support or improper alignment during installation can cause premature failure, while neglecting routine maintenance, such as cleaning and inspection, can speed up the degradation process. The operating conditions also play a role in the lifespan of steel pipes. Factors like temperature, pressure, and the type of fluid or gas being transported can affect the pipes' integrity. Extreme conditions, such as high temperatures or exposure to corrosive substances, can significantly reduce their lifespan. Excessive mechanical stress, including vibration, impact, or heavy loads, can weaken steel pipes over time. If not properly managed or accounted for during the design and installation process, this stress can lead to cracking, deformation, or even complete failure. The surrounding environment also influences the lifespan of steel pipes. Exposure to harsh weather conditions, such as extreme temperature variations or frequent freeze-thaw cycles, can expedite the deterioration process. Pollutants or aggressive substances in the surrounding soil or water can also contribute to the degradation of steel pipes. To ensure the durability and reliability of steel pipes, it is essential to consider and address factors such as corrosion, material quality, installation and maintenance practices, operating conditions, mechanical stress, and environmental factors. By doing so, the lifespan of steel pipes can be extended.
The company's main products are: the low-pressure boiler seamless steel pipe, oil casing seamless pipe, ship seamless steel tubes, seamless steel pipe, petroleum cracking, chemical fertilizer equipment, seamless steel tubes, structural seamless steel pipe, seamless steel hollow pumping rod with eight series. According to GB, ASTM, APL5L, AP15CT, DIH, JIS and other standard production seamless steel tubes.

1. Manufacturer Overview

Location Hebei, China
Year Established 1990
Annual Output Value Above 30 milionrmb
Main Markets Germany; Japan;Korea; America; Brasil; Canada
Company Certifications ISO9001:2000 ; API

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a) Trade Capacity
Nearest Port Tianjin; Qingdao
Export Percentage 50%
No.of Employees in Trade Department Above 10
Language Spoken: English; Chinese
b) Factory Information
Factory Size: 8,5000square meters
No. of Production Lines Above 10
Contract Manufacturing OEM Service Offered; Design Service Offered
Product Price Range High Average

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