Cold Drawn Precision Seamless Steel Pipe GB/T8713-1988
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 15000 m.t./month
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We are company that have many years experience and professional manager team and engineer team and sales team, sure we will provide you high quality of pipe and professioanl service.
Seamless pipe possesses a hollow section and without seam around the strip steel. It is made with solid bar or steel ingot by perforating machine. As the facture process does not include any welding, seamless pipes are considered to be stronger and more durable. Generally speaking, seamless pipe has better pressure resistance and security than other classifications, and was usually more easily available than welded pipe.
2、Main Features of the Seamless Pipe:
• High working accuracy
• High strength
• Small inertia resistance
• Strong therming dissipine ability
• Good appearance
• Reasonble price
3、Seamless 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 | Shandong, 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) Executive 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 Seamless Pipe:
①How is the quality of your products?
We have many years business experience in this area, and we have professional engineer and manager team and sure we can provide you high quality production and professional service.
②How 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.
③Why should you chose us?
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、Seamless Pipe Images：
- Q: What are the different types of hangers used for supporting steel pipes?
- There are several different types of hangers used for supporting steel pipes, each with its own unique design and purpose. Some of the most common types include: 1. Clevis Hangers: These hangers consist of a U-shaped loop that is attached to a support structure using a threaded rod. The pipe is then placed inside the loop and secured in place with a bolt. Clevis hangers are often used in vertical pipe runs and provide excellent support and stability. 2. Split Ring Hangers: These hangers are designed with a split ring that wraps around the pipe and is attached to a support structure using a threaded rod. Split ring hangers allow for easy installation and adjustment, making them suitable for various pipe sizes and applications. 3. Pipe Clamps: Pipe clamps are simple and versatile hangers that consist of a metal clamp that wraps around the pipe and is secured to a support structure using screws or bolts. These hangers are available in various designs, such as one-hole, two-hole, or cushioned clamps, to accommodate different pipe sizes and provide stability. 4. Beam Clamps: Beam clamps are specifically designed to attach to overhead support beams or structures. They typically feature a clamp that wraps around the beam and a threaded rod or bolt that attaches to the pipe. Beam clamps are suitable for supporting horizontal pipe runs and are commonly used in industrial and commercial settings. 5. Roller Hangers: Roller hangers are used when there is a need for pipe movement due to thermal expansion or contraction. These hangers consist of a roller that allows the pipe to move freely while still providing support. Roller hangers are commonly used in long pipe runs or where there is a significant temperature variation. 6. Spring Hangers: Spring hangers are designed to support pipes and absorb vibrations or shocks. They consist of a spring element that is attached to a support structure and a rod or rod assembly that supports the pipe. Spring hangers are often used in applications where there is a need for noise reduction or to prevent damage caused by vibrations. These are just a few examples of the different types of hangers used for supporting steel pipes. The choice of hanger depends on factors such as pipe size, weight, location, and specific requirements of the installation. Consulting with a professional or engineer is recommended to ensure the appropriate hangers are selected for each specific application.
- Q: How do steel pipes perform in corrosive environments?
- Steel pipes perform well in corrosive environments due to their inherent resistance to corrosion. Steel is a durable and strong material that can withstand exposure to various corrosive elements such as moisture, chemicals, and saltwater. Additionally, steel pipes can be further protected through coatings or linings to enhance their resistance to corrosion, making them a reliable choice for applications in corrosive environments.
- Q: What is the purpose of a steel pipe coating?
- The purpose of a steel pipe coating is to provide a protective layer that prevents corrosion and extends the lifespan of the pipe. It also enhances the pipe's resistance to various environmental factors and improves its overall performance.
- Q: What are the non-destructive testing methods used for steel pipes?
- Some common non-destructive testing methods used for steel pipes include ultrasonic testing, magnetic particle testing, liquid penetrant testing, and visual inspection. These methods allow for the detection of defects or flaws in the pipes without causing any damage to the material.
- Q: How do you calculate the pipe volume flow rate for steel pipes?
- To calculate the volume flow rate of steel pipes, you need to consider the pipe's diameter and fluid velocity. The formula used for this calculation is Q = A * V, where Q represents the volume flow rate, A is the cross-sectional area of the pipe, and V is the fluid velocity. To start, you need to determine the cross-sectional area of the pipe. For a circular pipe, you can use the formula A = π * r², where A is the area and r is the radius of the pipe. If the diameter of the pipe is given, you can simply divide it by 2 to obtain the radius. Next, you need to determine the fluid velocity. This can be done by measuring the velocity directly using a flowmeter or by calculating it based on the fluid's properties and the pressure drop across the pipe using the Bernoulli equation or other appropriate equations. Once you have both the cross-sectional area and fluid velocity, you can multiply them together to find the volume flow rate. Make sure the units are consistent throughout the calculation. For example, if the area is in square meters and the velocity is in meters per second, the resulting volume flow rate will be in cubic meters per second. It is worth noting that the calculation assumes the fluid is incompressible and flows steadily through the pipe. If the fluid properties or flow conditions change, additional considerations may be required to accurately calculate the volume flow rate.
- Q: What are the common methods for repairing steel pipes?
- Some common methods for repairing steel pipes include welding, pipe wrapping, pipe relining, and pipe bursting.
- Q: How are steel pipes used in the construction of railways and transportation systems?
- Various purposes necessitate the common use of steel pipes in the construction of railways and transportation systems. Bridges and tunnels, in particular, heavily rely on steel pipes. In bridge construction, steel pipes act as structural components, providing overall support and stability. As for tunnels, steel pipes serve as ventilation shafts, promoting air circulation and the removal of fumes, thus ensuring the safety of passengers and workers. Furthermore, steel pipes find utility in the construction of railway tracks. They are utilized as supports, offering a stable foundation for train travel. In this context, steel pipes are typically coated or galvanized to prevent corrosion and guarantee their longevity. Additionally, steel pipes are employed in drainage systems within railway stations and transport hubs, playing a crucial role in proper water management and the prevention of flooding. Another significant application of steel pipes in transportation systems lies in the construction of signposts and streetlights. In these structures, steel pipes often serve as the primary structural element, providing strength and durability. Their malleability and ease of fabrication make them a sought-after choice, as they can be shaped to meet specific design requirements. In summary, steel pipes assume a vital role in the construction of railways and transportation systems, offering structural support, ensuring adequate ventilation, facilitating drainage, and serving as key components in various structures. Their strength, durability, and versatility render them an ideal choice for these applications, contributing to the safe and efficient operation of transportation networks.
- Q: Which is better, galvanized steel pipe or stainless steel?
- Most of the use requirements are to maintain the original appearance of the building for a long time. In determining the type of stainless steel to be chosen, the main consideration is the aesthetic standards required, the corrosivity of the atmosphere in the area, and the cleaning system to be adopted. However, other applications increasingly seek only structural integrity or watertightness. For example, the roof and side walls of industrial buildings. In these applications, the construction cost of the owner may be more important than the aesthetic, the surface is not very clean can also. The use of 304 stainless steel in a dry indoor environment is quite effective.
- Q: Can steel pipes be used for underground water wells?
- Yes, steel pipes can be used for underground water wells. Steel pipes are often chosen for their durability and strength, which makes them suitable for withstanding the pressure and weight of the surrounding soil and water. They are commonly used in both residential and industrial applications for drilling and constructing water wells. However, it is important to consider certain factors such as the type and quality of the steel, as well as the presence of corrosive elements in the water, to ensure the longevity and reliability of the well system. Additionally, proper insulation and coating may be required to prevent corrosion and contamination of the underground water source.
- Q: Can stainless steel pipes spray black paint?
- Can. The surface roughening with a thick gauze, do not use ordinary paint intensity difference. With resin paint, paint can be
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Cold Drawn Precision Seamless Steel Pipe GB/T8713-1988
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 15000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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