Main Water Pipe With High Applicability

Short Description:

Our water mains are designed to be highly serviceable and versatile, and can be used in a variety of environments, making them ideal for contractors, municipalities, and industrial applications.


Product Detail

Product Tags

Main Physical and Chemical Properties of Steel Pipes (GB/T3091-2008,  GB/T9711-2011 and API Spec 5L)

       

Standard

Steel Grade

Chemical Constituents (%)

Tensile Property

Charpy(V notch)Impact Test

c Mn p s Si

Other

Yield Strength(Mpa)

Tensile Strength(Mpa)

(L0=5.65 √ S0 )min Stretch Rate  (%)

max max max max max min max min max D ≤ 168.33mm D > 168.3mm

GB/T3091 -2008

Q215A ≤ 0.15 0.25 < 1.20 0.045 0.050 0.35

Adding NbVTi in accordance with  GB/T1591-94

215   335   15 > 31  
Q215B ≤ 0.15 0.25-0.55 0.045 0.045 0.035 215 335 15 > 31
Q235A ≤ 0.22 0.30 < 0.65 0.045 0.050 0.035 235 375 15 >26
Q235B ≤ 0.20 0.30 ≤ 1.80 0.045 0.045 0.035 235 375 15 >26
Q295A 0.16 0.80-1.50 0.045 0.045 0.55 295 390 13 >23
Q295B 0.16 0.80-1.50 0.045 0.040 0.55 295 390 13 >23
Q345A 0.20 1.00-1.60 0.045 0.045 0.55 345 510 13 >21
Q345B 0.20 1.00-1.60 0.045 0.040 0.55 345 510 13 >21

GB/T9711-2011(PSL1)

L175 0.21 0.60 0.030 0.030  

Optional adding one of NbVTi elements or any combination of them

175   310  

27

One or two of the toughness index of impact energy and shearing area may be chosen. For L555, see the standard.

L210 0.22 0.90 0.030 0.030 210 335

25

L245 0.26 1.20 0.030 0.030 245 415

21

L290 0.26 1.30 0.030 0.030 290 415

21

L320 0.26 1.40 0.030 0.030 320 435

20

L360 0.26 1.40 0.030 0.030 360 460

19

L390 0.26 1.40 0.030 0.030 390 390

18

L415 0.26 1.40 0.030 0.030 415 520

17

L450 0.26 1.45 0.030 0.030 450 535

17

L485 0.26 1.65 0.030 0.030 485 570

16

API 5L    (PSL 1)

A25 0.21 0.60 0.030 0.030  

For grade B steel,Nb+V ≤ 0.03%;for steel ≥ grade  B,optional adding Nb or V or their combination, and    Nb+V+Ti ≤ 0.15%

172   310  

(L0=50.8mm)to be calculated according to the following formula:e=1944·A0 .2/U0 .0 A:Area of sample in mm2        U: Minimal specified tensile strength in Mpa

None or any or both of the impact energy and the shearing area is required as toughness criterion.

A 0.22 0.90 0.030 0.030   207 331
B 0.26 1.20 0.030 0.030   241 414
X42 0.26 1.30 0.030 0.030   290 414
X46 0.26 1.40 0.030 0.030   317 434
X52 0.26 1.40 0.030 0.030   359 455
X56 0.26 1.40 0.030 0.030   386 490
X60 0.26 1.40 0.030 0.030   414 517
X65 0.26 1.45 0.030 0.030   448 531
X70 0.26 1.65 0.030 0.030   483 565

 

 

Product Introduction

Introducing our high serviceability main water pipes, designed to meet the diverse needs of a wide range of industries. Produced in our state-of-the-art factory in Cangzhou, Hebei Province, our company has been a leader in pipe manufacturing since its founding in 1993. With an area of ​​350,000 square meters and total assets of RMB 680 million, we are proud to have a dedicated workforce of 680 skilled professionals.

Our main water pipe are engineered for optimal performance in critical applications such as water mains and gas lines. We understand that the specifications of these pipes, including welds and spiral seam designs, play a critical role in their functionality and reliability. That’s why we use advanced manufacturing techniques and stringent quality control measures to ensure our pipes meet the highest industry standards.

Our water mains are designed to be highly serviceable and versatile, and can be used in a variety of environments, making them ideal for contractors, municipalities, and industrial applications. Whether you are installing a new water main or upgrading an existing gas line, our pipes offer the durability and strength needed to meet the demands of any project.

Product Advantage

One of the primary advantages of main water pipes is their high applicability.  They are designed to meet the demands of various environments, making them suitable for both urban and rural settings.  The versatility of these pipes allows them to be used in different applications, from residential water supply to industrial gas transport.  This adaptability is crucial for municipalities and businesses alike, as it simplifies procurement and installation processes.

Product shortcoming

The performance of these pipes can be affected by factors such as soil conditions, temperature fluctuations, and pressure levels.   For instance, welded pipes may be more susceptible to corrosion in certain environments, while spiral seam pipes might not be as robust under high-pressure conditions.   Understanding these limitations is essential for engineers and planners to ensure the right type of pipe is selected for each specific application.

Application

The importance of reliable, high-quality water mains in the development of an ever-growing infrastructure cannot be overstated. Known for their high serviceability, these pipes are essential in a variety of applications, including water and gas pipes. Their specifications, such as welds and spiral seam design, play a key role in ensuring optimal performance and service life.

Our main water pipes are used in a variety of applications, which is reflected in a variety of fields. Whether it is a municipal water supply system or a gas distribution network, our pipes can withstand the rigors of daily use while maintaining efficiency. Welded and spiral seam pipe options provide flexibility in application, allowing solutions to be customized to meet specific project requirements.

 

spiral steel pipe

 

 

FAQ

Q1. What material is the main water pipe made of?

Water mains are usually made of durable materials such as steel, PVC and HDPE. The choice of material depends on the specific application and environmental conditions.

Q2. What are welded pipes and spiral seam pipes?

Welded pipe is formed by joining two edges of the pipe together, which has a strong and leak-proof structure. Spiral seam pipe is formed by rolling a flat metal strip into a tube shape, which has greater flexibility in design and application.

Q3. How ​​do I choose the right pipeline for my project?

Consider factors such as the type of fluid being conveyed, pressure requirements, and environmental conditions. Consulting with a professional can also help ensure you select the best tubing for your needs.


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