• Black ERW Steel Pipe 5L 5 CT Welded Black ERW Steel Pipe System 1
  • Black ERW Steel Pipe 5L 5 CT Welded Black ERW Steel Pipe System 2
  • Black ERW Steel Pipe 5L 5 CT Welded Black ERW Steel Pipe System 3
  • Black ERW Steel Pipe 5L 5 CT Welded Black ERW Steel Pipe System 4
  • Black ERW Steel Pipe 5L 5 CT Welded Black ERW Steel Pipe System 5
Black ERW Steel Pipe 5L 5 CT Welded Black ERW Steel Pipe

Black ERW Steel Pipe 5L 5 CT Welded Black ERW Steel Pipe

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
40 m.t.
Supply Capability:
9000 m.t./month

Add to My Favorites

Follow us:


OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

1、Structure of Welded Black ERW Steel Pipe 5L 5 CT :

Welded Black ERW Steel Pipe 5L 5 CT  is electric resistance welding, the abbreviation for ERW for transporting oil and natural gas vapor liquid objects, can meet the requirements of high and low pressure, the transport in the world with pipe sector accounted for a pivotal position.With sound reputation and high quality , we will offer clients a wonderful business experience.

 

2、‍‍Main Features of Welded Black ERW Steel Pipe 5L 5 CT :

• High strength

• Good visual effect

• Good view and appearance 

• Good shape 

• Reasonable price  

• Small inertia resistance

• Strong heat dissipation ability

 

3、Welded Black ERW Steel Pipe 5L 5 CT  Specification:

Standard

GB, DIN, ASTM

ASTM A106-2006, ASTM A53-2007

Grade

10#-45#, 16Mn

10#, 20#, 45#, 16Mn

Thickness

1 - 33 mm

Section Shape

Round

Outer Diameter

21 - 610mm

Place of Origin

Tianjin, China (Mainland)

Secondary Or Not

Non-secondary

Application

Hydraulic Pipe

Technique

Cold Drawn

Certification

API

‍Surface Treatment

factory state or painted black

‍Special Pipe

API Pipe

Alloy Or Not

Non-alloy

Length

5-12M

Outer Diameter

21.3-610mm

Grade 

20#, 45#, Q345, API J55, API K55, API L80, API N80, API P110, A53B

Standard

ASME, ASTM

 

2) Specification range:OD:21.3-610mm,WT:6-70mm,length:6-12m or according to the requirement of clients.

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 Black ERW Steel Pipe 5L 5 CT : 

①How is the quality of your products?
    Our products are manufactured strictly according to national and internaional standard, and we take a test 
on every pipe before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.

 

6、‍‍ Welded Black ERW Steel Pipe 5L 5 CT  Images: ‍‍

 

 

Q:Steel pipe is particularly long, how to clean the inner wall of the pipe so that it can be thoroughly cleaned
High cleanliness requirements for ultrasonic cleaningUltrasonic cleaning principle: the pressure change of ultrasonic wave propagation in the liquid in the liquid cavitation phenomenon strongly, per second produced millions of tiny gas bubbles, these bubbles rapidly in large pressure under the action of not following the violent explosion, impact force and produce strong suction, enough to make the stubborn dirt quickly stripped.
Q:Water, gas, steel pipes, thick steel wire means?
Water pipes, gas pipes and other collectively known as water gas pipe, generally galvanized steel pipe, so it can be called water and gas pipe. Most of them are welded steel tubes made of low carbon steel.
Q:How do you calculate the pipe pressure loss coefficient for steel pipes?
To calculate the pipe pressure loss coefficient for steel pipes, you can use various empirical equations or reference charts specific to the pipe type and size. These equations and charts take into account factors such as pipe roughness, Reynolds number, and flow rate to determine the pressure loss coefficient. It is important to consult relevant engineering references or software to accurately calculate this coefficient for steel pipes.
Q:How do you calculate the pipe flow rate coefficient for steel pipes?
In order to determine the pipe flow rate coefficient for steel pipes, one must consider several factors pertaining to the pipe's dimensions, material properties, and the fluid that is flowing through it. The pipe flow rate coefficient, which is also known as the discharge coefficient (Cd), is a dimensionless quantity that represents the efficiency of the fluid flow within the pipe. To calculate the pipe flow rate coefficient for steel pipes, the following steps should be followed: 1. Find the inside diameter (ID) of the steel pipe. This measurement corresponds to the internal cross-sectional area of the pipe through which the fluid passes. 2. Use the formula A = π * (ID/2)^2 to calculate the pipe's cross-sectional area (A). Here, π represents the mathematical constant pi (approximately 3.14). 3. Measure the pressure drop (∆P) across the steel pipe. This refers to the difference in pressure between the inlet and outlet of the pipe. 4. Measure the fluid flow rate (Q) through the pipe. This can be achieved by using flow meters or by determining the time it takes for a known volume of fluid to traverse the pipe. 5. Utilize the formula V = Q / A to calculate the velocity (V) of the fluid flowing through the pipe. In this equation, Q represents the fluid flow rate and A denotes the cross-sectional area of the pipe. 6. Employ the formula Cd = Q / (A * √(2 * ∆P / ρ)) to calculate the pipe flow rate coefficient (Cd). In this formula, ρ represents the fluid density. The equation is derived from Bernoulli's equation and incorporates the pressure drop, fluid flow rate, and fluid density. It is important to note that the pipe flow rate coefficient for steel pipes can vary depending on factors such as pipe roughness, fluid viscosity, and Reynolds number. Therefore, it is advisable to consult relevant engineering standards, such as the Darcy-Weisbach equation or the Hazen-Williams equation, to obtain more accurate values for specific pipe configurations and fluid properties.
Q:Can steel pipes be used for underground cooling systems?
Yes, steel pipes can be used for underground cooling systems. Steel pipes are often preferred for underground applications due to their strength, durability, and resistance to corrosion. They can effectively withstand the pressure and temperature requirements of cooling systems and can be used for transferring chilled water or other coolants underground.
Q:What are the advantages of PVC pipe and galvanized steel pipe?
This is different in different fields, in fact, the combination of PVC pipe and galvanized steel pipe becomes plastic steel pipe.The steel plastic pipe is in the internal and external combined with a layer of plastic pipe material and obtained a pipe, it has high mechanical strength, the steel pipe has the advantages of high impact resistance, and corrosion resistance of plastic material, has the advantages of high and low grade health fluid resistance and scaling.The steel pipe used by our company is produced by Benxi Steel, which is well known both at home and abroad. It has the advantages of low phosphorus, low sulfur and high mechanical performance. It can meet the requirements of users.
Q:Can steel pipes be used for sewage treatment plants?
Yes, steel pipes can be used for sewage treatment plants. Steel pipes are durable and resistant to corrosion, making them ideal for handling sewage and wastewater in such facilities. They are commonly used for conveying and distributing sewage, as well as for constructing various components like pipelines, pump stations, and treatment tanks. Additionally, steel pipes can withstand high pressure and are available in various sizes, making them suitable for the diverse needs of sewage treatment plants.
Q:How are steel pipes protected against microbial corrosion?
Steel pipes are protected against microbial corrosion through various methods, such as applying protective coatings or linings on the pipes' inner and outer surfaces. These coatings act as a barrier, preventing the contact of microorganisms with the steel surface, thereby reducing the risk of microbial corrosion. Additionally, biocides and inhibitors can be added to the pipe's contents or injected into the pipeline to inhibit the growth and activity of microbes, further protecting the steel pipes from microbial corrosion.
Q:How do steel pipes handle water erosion?
Steel pipes are highly resistant to water erosion due to their robust and durable nature. The smooth surface of steel pipes minimizes the formation of rust and corrosion, preventing water erosion from occurring. Additionally, steel pipes can withstand high water pressure and turbulent flow, further enhancing their ability to handle water erosion effectively.
Q:How are steel pipes protected against fire hazards?
Steel pipes can be protected against fire hazards through various methods such as applying fire-resistant coatings, installing fire-rated insulation, and implementing fireproofing measures such as fire sprinkler systems. Additionally, proper fire safety protocols, including regular inspections and maintenance, can contribute to preventing and minimizing fire hazards in steel pipes.

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range

Send your message to us

This is not what you are looking for? Post Buying Request

Similar products

Hot products


Hot Searches

Related keywords