Line Pipe

Ref Price:
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:
API 5L and ASTM A106 steel pipes are both widely used in the oil and gas industry, but they have some key differences. API 5L is a specification for seamless and welded steel pipes used for pipeline transportation systems in the petroleum and natural gas industries. It covers various grades of carbon and alloy steel pipes, with different strength levels and impact requirements. API 5L pipes are designed for conveying fluids, such as oil, gas, and water, over long distances. On the other hand, ASTM A106 is a specification for seamless carbon steel pipes used for high-temperature service. It covers seamless pipes for pressure and mechanical applications, including transportation of fluids and gases in industries like refineries, power plants, and boilers. While both API 5L and ASTM A106 pipes are used in similar applications, the main difference lies in their intended use and the specific requirements they must meet. API 5L pipes are primarily used for pipeline transportation systems, whereas ASTM A106 pipes are more focused on high-temperature service applications. Additionally, the manufacturing processes and testing requirements for both specifications may vary.
Q:
Certainly, wastewater systems can indeed utilize steel pipes. Due to their impressive durability, strength, and resistance to corrosion, steel pipes have gained widespread popularity in wastewater systems. They possess the capacity to endure high pressure and effectively convey wastewater over extensive distances. Furthermore, steel pipes offer the advantage of ease in welding, allowing for the creation of a seamless pipeline system that minimizes the risk of leakage. Additionally, steel pipes demonstrate environmental friendliness as they can be recycled, rendering them a sustainable choice for wastewater systems. Nevertheless, it remains crucial to take into account the specific requirements of the wastewater system and seek guidance from experts to determine the most suitable material for the project.
Q:
Steel pipes are widely used in the manufacturing sector for various purposes such as transporting fluids, gases, and solid materials, as well as providing structural support in buildings and machinery. They are commonly used in industries like oil and gas, construction, automotive, and manufacturing plants for their durability, strength, and resistance to corrosion. Steel pipes enable efficient and reliable transportation of materials, facilitating the manufacturing process and ensuring the smooth operation of industrial systems.
Q:Are galvanized steel tubes the same as degaussing steel tubes?
Also known as galvanized steel pipe, hot galvanized and galvanized two kinds, hot galvanized, zinc coating thickness, with uniform coating, adhesion, and long service life. The cost of galvanizing is low, the surface is not very smooth, and the corrosion resistance of itself is much worse than that of galvanized pipe.
Q:
To protect steel pipes from rusting, several methods can be employed. One common approach is to apply a protective coating to the pipes. This can be done by using paint or other types of protective coatings designed specifically for metal surfaces. The coating acts as a barrier between the steel and the elements, preventing moisture and oxygen from coming into contact with the metal and causing rust. Another method is to galvanize the steel pipes. Galvanizing involves coating the pipes with a layer of zinc, which creates a protective barrier that prevents rust from forming. This process is commonly used for outdoor applications or in environments where the pipes are exposed to moisture. Regular maintenance is also crucial in protecting steel pipes from rusting. This includes inspecting the pipes for any signs of corrosion or damage and promptly addressing any issues that are found. Additionally, keeping the pipes clean and dry can help prevent rust formation. In some cases, installing sacrificial anodes can provide additional protection against rust. Sacrificial anodes are made of a more reactive metal, such as zinc or magnesium, and are attached to the steel pipes. These anodes corrode instead of the steel, sacrificing themselves to protect the pipes from rust. Lastly, proper storage and handling of steel pipes is essential. This means storing them in a dry, well-ventilated area, away from moisture and humidity. It is also important to handle the pipes with care to avoid any scratches or damage to the protective coatings. By employing these methods and practices, steel pipes can be effectively protected from rusting, ensuring their longevity and durability.
Q:
The nominal pipe size refers to the approximate size of a pipe based on its interior diameter, while the actual pipe size refers to the precise measurement of the interior diameter.
Q:
There are several advantages of using pre-fabricated steel pipes in various applications. Firstly, pre-fabricated steel pipes offer a high level of durability and strength. Steel is known for its robustness and resistance to external forces, making it an ideal material for constructing pipes that need to withstand high pressure or heavy loads. This durability ensures that pre-fabricated steel pipes have a longer lifespan compared to other materials, reducing the need for frequent replacements and maintenance. Secondly, pre-fabricated steel pipes provide excellent corrosion resistance. Steel pipes are often coated with protective layers, such as galvanization or epoxy, which prevent rusting and corrosion. This corrosion resistance is particularly crucial when the pipes are used in industries or environments where they may come into contact with moisture, chemicals, or other corrosive substances. By utilizing pre-fabricated steel pipes, the risk of leaks, deterioration, or failure due to corrosion is significantly reduced. Another advantage of pre-fabricated steel pipes is their versatility and ease of installation. These pipes are manufactured to precise specifications before being delivered to the site, allowing for quick and efficient installation. Their modular nature means that they can be easily assembled, disassembled, and reconfigured as needed, making them suitable for a wide range of applications, from industrial settings to residential construction. Moreover, pre-fabricated steel pipes can be easily integrated with other building components, such as fittings, valves, and connectors, ensuring a seamless connection and reducing installation time and costs. Furthermore, pre-fabricated steel pipes are more environmentally friendly compared to other materials. Steel is a highly recyclable material, and using pre-fabricated pipes reduces the consumption of natural resources and energy required for their production. Additionally, the long lifespan of steel pipes reduces waste generation and the need for frequent replacements, further contributing to sustainability efforts. Lastly, pre-fabricated steel pipes offer cost advantages. While the initial cost of steel pipes may be higher than some other materials, their durability and low maintenance requirements result in long-term cost savings. The reduced need for repairs, replacements, and maintenance, as well as the ease of installation, translates into lower overall project costs and reduced downtime. In summary, the advantages of using pre-fabricated steel pipes include durability, corrosion resistance, versatility, ease of installation, environmental friendliness, and cost-effectiveness. These benefits make pre-fabricated steel pipes a preferred choice for various industries and applications.
Q:
Yes, steel pipes can be used for water supply networks. They are commonly used due to their durability, strength, and resistance to corrosion. However, proper coatings and maintenance are necessary to prevent rusting and ensure the quality of the water supply.
Q:Seamless steel tube with the tube with what is the difference?
Seamless pipe can withstand ultra-high pressure, of course, its wall thickness will increase, which needs to be designed according to pressure requirements. It is generally used in high-pressure oil pipes, boiler tubes and other high temperature and high pressure equipment. There are also seamless tubes for structural purposes, depending on the design requirements.
Q:Is there a weld on the outer wall of seamless steel tube?
Seamless steel pipe's inner wall, outer wall, section, cross section can not see the weld seam. Because seamless steel pipe is a molding product, no late roll pressure, welding and other processes. No section, inner wall, outer wall or section, as long as there is weld, it is not seamless steel tube. The inner wall can not see the outer wall of welding seam, but it can be seen that the weld products are fake or polished goods. Some products can not be seen without friction and have weld seams on the outside wall. They are seamless treated steel tubes and are polished goods. The price is much different from the real seamless steel tube. Some bad wounding, confusing concepts, earn illegal profits.
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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