• Welded ERW Steel Pipe Q235 System 1
  • Welded ERW Steel Pipe Q235 System 2
Welded ERW Steel Pipe Q235

Welded ERW Steel Pipe Q235

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Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
35 m.t.
Supply Capability:
12000 m.t./month

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1Structure of Welded Black ERW Steel Pipe:

ERW steel pipe 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.

 

2‍‍Main Features of Welded Black ERW Steel Pipe:

• High manufacturing accuracy

• High strength

• Good visual effect

• Reasonable price 

• Small inertia resistance

• Strong heat dissipation ability

 

3Welded Black ERW Steel Pipe 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

 

1) Material:20#(ASTM A 106/A53 GRB.API5LGRB,GB),45#,16Mn,10#.

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. 

 

 

4Packaging & Delivery

Packaging Details:

seaworthy package,bundles wrapped with strong steel strip

Delivery Detail:

15-30days after received 30%TT

 

5FAQ of Welded Black ERW Steel Pipe: 

How 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.

How about price?
    Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”,if you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.

Why should you chose us?
    Chose happens because of quality, then price, We can give you both.Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.

 

6‍‍ Welded Black ERW Steel Pipe Images ‍‍

Q: Can steel pipes be used for stadium construction?
Yes, steel pipes can be used for stadium construction. Steel pipes are commonly used in stadium construction due to their strength, durability, and ability to withstand heavy loads. They can be utilized for various purposes such as supporting the stadium structure, creating frames for roof structures, and facilitating the installation of plumbing and electrical systems. Additionally, steel pipes can be easily fabricated, allowing for efficient construction and customization according to the specific requirements of the stadium design.
Q: How are steel pipes used in mining?
Steel pipes are widely used in mining operations for various purposes. One of the primary uses of steel pipes in mining is for transporting materials such as water, slurry, and other liquids. These pipes are durable and can withstand the harsh conditions often found in mining environments, making them suitable for the transportation of materials over long distances. Steel pipes are also used for ventilation systems in mines. Proper ventilation is crucial in mining to provide fresh air to workers and remove harmful gases and dust. Steel pipes are used to construct ventilation shafts and ducts that facilitate the flow of air throughout the mine, ensuring a safe working environment for the miners. Additionally, steel pipes are used in the construction of underground tunnels and mine shafts. These pipes provide structural support and reinforcement, helping to prevent collapses and maintain the stability of the mine. Steel pipes are known for their strength and durability, making them an ideal choice for these critical applications in mining. Another application of steel pipes in mining is for the extraction of resources. In some cases, steel pipes are used to create boreholes or wells to access underground deposits of minerals or water. These pipes are inserted into the ground, and various techniques such as drilling or hydraulic fracturing are used to extract the desired resources. Overall, steel pipes play a vital role in the mining industry, serving various purposes such as material transportation, ventilation, structural support, and resource extraction. Their strength, durability, and ability to withstand harsh conditions make them indispensable in mining operations.
Q: Can steel pipes be used for brewery installations?
Yes, steel pipes can be used for brewery installations. Steel pipes are commonly used in breweries for various applications such as transferring liquids, connecting equipment, and supporting structures. They are durable, resistant to corrosion, and can withstand high temperatures and pressures, making them suitable for brewery installations.
Q: What does "DN25 PN16" mean?
DN is nominal diameter, nominal diameter (or nominal diameter), that is, all kinds of pipe and pipe accessories of universal caliber. The same nominal diameter of the tube and pipe accessories can connect with each other, with interchangeability. It is not a real sense of the pipe diameter or diameter, although its value is closer with the pipe diameter or equivalent; in order to make the tube, pipe connection size uniform, with nominal diameter (also called nominal diameter, nominal diameter).
Q: What is the impact of temperature on steel pipes?
The impact of temperature on steel pipes can vary depending on the specific conditions and application. Generally, high temperatures can cause steel pipes to expand, potentially leading to buckling or distortion. On the other hand, extremely low temperatures can make steel pipes more brittle and prone to cracking. It is crucial to consider the temperature range within which the steel pipes will operate to ensure their structural integrity and prevent any potential failures.
Q: What's the difference between stainless steel seamless tube and stainless steel welded pipe?
Stainless steel welded pipe is also a hollow section of steel, but it is welded through the plate into the steel pipe, so there is a welded steel pipe welding gap.
Q: Can steel pipes be used for underground fire hydrants?
Steel pipes are a suitable choice for underground fire hydrants due to their durability, strength, and corrosion resistance. They are commonly used in underground water supply systems, including fire hydrant installations. Furthermore, steel pipes can withstand high water pressures and offer a reliable and long-lasting solution for fire hydrants. However, it is important to ensure that the steel pipes used for underground fire hydrants are adequately coated or lined to prevent corrosion and maintain their structural integrity over time. Regular maintenance and inspections should also be carried out to detect and resolve any potential problems that may arise.
Q: What are the different types of steel pipe supports for overhead piping?
Some of the different types of steel pipe supports for overhead piping include clevis hangers, beam clamps, pipe straps, and pipe rollers. Clevis hangers are used to suspend the pipe from a beam or other structural element. Beam clamps attach the pipe to a beam or other support structure. Pipe straps are used to secure the pipe to a wall or other surface. Pipe rollers allow the pipe to move freely while providing support.
Q: Steel pipe is particularly long, how to clean the inner wall of the pipe so that it can be thoroughly cleaned
If the pipe is relatively long, you have water, you can buy ultrasonic vibration plate into the water for ultrasonic cleaning, if not too long with an ultrasonic vibration rod, inserted into the pipe cleaning, and then rinse with water by ultrasonic stripping of dirt, give you recommend a factory in Jining Hengda
Q: Can steel pipes be used for underground utility lines?
Yes, steel pipes can be used for underground utility lines. Steel pipes are commonly used for various underground applications, including water, gas, and oil pipelines. They are known for their strength, durability, and resistance to corrosion, making them suitable for underground installations where protection against external elements is required. Additionally, steel pipes are often used in areas with high traffic loads or areas prone to natural disasters, as they provide excellent structural integrity and can withstand heavy loads and external pressures.

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