• Galvanized steel pipe manufacturers china System 1
  • Galvanized steel pipe manufacturers china System 2
  • Galvanized steel pipe manufacturers china System 3
Galvanized steel pipe manufacturers china

Galvanized steel pipe manufacturers china

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
25 m.t.
Supply Capability:
20000 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

1Structure o f Galvanized steel pipe manufacturer


The company manufacture process is gradually roller to square tube:

1: Adopt gradually continuous deformation

2: Reduce the inner stress and damage of R angles

3: Twist and distortion on the top in the same industry-leading level.


 

2‍‍Main Features of Galvanized steel pipe:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price 

 

3Galvanized steel pipe Specification

Standard

GB, DIN, ASTM

ASTM A106-2006, ASTM A53-2007

Grade

10#-45#, 16Mn

10#, 20#, 45#, 16Mn

Thickness

8 - 33 mm

Section Shape

Round

Outer Diameter

133 - 219 mm

Place of Origin

China (Mainland)

Secondary Or Not

Non-secondary

Application

Hydraulic Pipe

Technique

Cold Drawn/hot rolled

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 Galvanized 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.

 

6‍‍Galvanized steel pipe Images ‍‍

Galvanized steel pipe manufacturers china

Galvanized steel pipe manufacturers china


Q: How are steel pipes threaded for connection?
Steel pipes are threaded for connection using a process called threading, which involves cutting helical grooves into the pipe's surface. This is typically done using a machine called a pipe threading machine, which rotates the pipe while a cutting tool is held against it, creating the desired threading pattern. The threaded ends of the pipes can then be connected using fittings or couplings to create a secure and leak-proof joint.
Q: Are steel pipes fire-resistant?
Yes, steel pipes are fire-resistant. Steel is a non-combustible material, which means it does not burn or contribute to the spread of fire. Steel pipes have high melting points and can withstand extreme temperatures, making them highly resistant to fire. They are commonly used in various applications where fire protection is crucial, such as fire sprinkler systems, fire hydrant systems, and fire-resistant building structures. Additionally, steel pipes are also known for their durability and strength, which further enhances their fire resistance capabilities.
Q: How do you calculate the pipe deflection for steel pipes?
To determine the pipe deflection of steel pipes, various factors must be taken into account. Pipe deflection refers to the bending or displacement that occurs when a load is applied. The following steps outline the process for calculating pipe deflection: 1. Obtain the steel pipe properties: Familiarize yourself with the material properties of the steel pipe, including its Young's modulus (E) and moment of inertia (I). Young's modulus denotes the material's stiffness, while the moment of inertia measures its resistance to bending. 2. Identify the applied load: Determine the nature and magnitude of the load that will be exerted on the pipe. This may encompass internal pressure, external loads, or thermal expansion. 3. Utilize the appropriate formula: Depending on the load type and pipe support conditions, the suitable formula must be employed to calculate the deflection. For instance, if the pipe is simply supported (fixed at both ends), the formula δ = (5 * w * L^4) / (384 * E * I) can be used. Here, δ represents the deflection, w signifies the load per unit length, L denotes the pipe length, and E and I refer to the previously mentioned material properties. 4. Input values and compute: Insert the load, pipe length, and material properties into the formula. By doing so, the deflection of the steel pipe can be determined. It is crucial to note that calculating pipe deflection is a complex procedure that necessitates expertise in structural engineering. Therefore, it is advisable to consult a professional engineer or employ specialized software for accurate and reliable results.
Q: What is the difference between internal and external coating of steel pipes?
The difference between internal and external coating of steel pipes lies in their purpose and application. Internal coating is applied to the inner surface of the pipe to protect it from corrosion, enhance flow efficiency, and prevent contamination of transported fluids. It is commonly used in industries such as oil and gas, water treatment, and chemical processing. On the other hand, external coating is applied to the outer surface of the pipe to protect it from corrosion caused by environmental factors such as moisture, chemicals, and physical damage. It is typically used in underground or above-ground applications, including pipelines, structural steel, and water distribution systems.
Q: What are the advantages of using steel pipes in industrial plants?
Using steel pipes in industrial plants offers numerous advantages. Firstly, their exceptional strength and durability make them ideal for transporting materials and fluids under high temperatures, pressures, and heavy loads. Secondly, steel pipes have excellent resistance to corrosion, which is crucial in industrial settings where they encounter corrosive substances or harsh environmental conditions. This resistance ensures their longevity, prevents leaks, and eliminates potential hazards. Additionally, steel pipes are highly versatile. They can be easily fabricated and customized to meet specific requirements, including different sizes and shapes. This flexibility simplifies installation and maintenance, reducing downtime and improving overall efficiency. Moreover, steel pipes have a smooth interior surface, allowing for efficient material flow with minimal resistance and pressure drop. Their smoothness also prevents the accumulation of deposits and contaminants, ensuring a clean and hygienic environment. Furthermore, steel pipes exhibit high resistance to fire, providing an added layer of safety in industrial plants where fires can have disastrous consequences. Lastly, while the initial installation cost of steel pipes may be higher compared to other materials like plastic or copper, their durability and low maintenance requirements result in significant long-term cost savings. With a long lifespan and resistance to corrosion and damage, the need for frequent replacements or repairs is minimized. In conclusion, the use of steel pipes in industrial plants offers various advantages, including strength, durability, corrosion resistance, versatility, efficient flow, fire resistance, and cost-effectiveness. These qualities make steel pipes a reliable and efficient choice for diverse applications within industrial facilities.
Q: How many meters per ton of steel tube?
General scaffolding tube diameter 40mm, specifications specify wall thickness of 3.5mm, the actual wall thickness of 3.2 - 3.4mm.The theoretical weight per meter is 3.85kg and the wall thickness is 3mm.Hence a ton of steel is about 260m.
Q: Can steel pipes be used for solar energy systems?
Yes, steel pipes can be used for solar energy systems. Steel pipes are commonly used for the construction of solar panel mounting structures and the transportation of heated fluids in solar thermal systems. They offer strength, durability, and resistance to high temperatures, making them suitable for various components of solar energy systems.
Q: What are the dimensions of steel pipes?
Steel pipes can have varying dimensions depending on specific requirements and industry standards. However, they generally adhere to standardized measurements for their outer diameter (OD), wall thickness, and length. The OD of steel pipes can range from small sizes, such as ¼ inch (6.35 mm) or ⅛ inch (3.175 mm), to larger sizes like 48 inches (1219.2 mm) or more for specialty applications. The wall thickness of steel pipes can also vary significantly, ranging from thin pipes with a few millimeters of thickness to thick pipes with several inches of thickness. Regarding length, standard steel pipes are typically produced in lengths of 20 feet (6.1 meters) or 40 feet (12.2 meters). However, custom lengths can also be manufactured to meet specific project requirements. It is important to note that these dimensions are only general examples and may not encompass all potential variations in steel pipe sizes. Therefore, consulting relevant industry standards and specifications is always recommended to determine the precise dimensions necessary for a specific application.
Q: How are steel pipes protected against ultraviolet radiation?
Steel pipes are typically protected against ultraviolet radiation by applying a coating or paint that contains UV-resistant additives. This coating acts as a barrier, preventing the harmful effects of UV radiation from causing damage or degradation to the steel surface.
Q: What does carbon seamless steel pipe mean? What is the difference between a seamless 20# and an ordinary one? What is it used in detail?
In general, steel is divided into two groups according to their chemical composition: carbon steel and alloy steel;(1): carbon steel low carbon steel (C = 0.25%); carbon steel (0.25% < C < 0.60%); high carbon steel (C = 0.60%)(2): alloy steel, low alloy steel (alloy is less than or equal to 5%); in steel (5% < < 10% alloy; high alloy steel (alloy) = 10%)Carbon seamless steel tubes are mostly pipes for mechanical engineering structures and pipes for conveying fluids.

Send your message to us

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

Similar products

Hot products


Hot Searches

Related keywords