Large Diameter Corrugated Welding Steel Pipe
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 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: How are steel pipes used in the construction of gas distribution networks?
- Steel pipes are commonly used in the construction of gas distribution networks due to their strength, durability, and ability to withstand high pressure. These pipes are used to transport natural gas from the source to homes, businesses, and industries safely and efficiently. They are often buried underground and connected through a network of pipes, allowing for the distribution of gas to various locations. The corrosion-resistant nature of steel ensures the longevity of the pipes, making them a reliable choice for gas distribution infrastructure.
- Q: What material is RHS in the steel tube?
- The CHS structure represents thin-walled round steel tubes, in which materials are referred to Taiwan CHS's steel and are used to indicate the series of anti rust paints used in metal materials.
- Q: How big is the seamless steel tube of DN50?
- This refers to the diameter of the steel pipe is 50 mm, DN50 steel pipe diameter is 60.3 mm, that is, 60.3 * 5 mm steel pipe
- Q: What are the different methods of measuring the thickness of steel pipes?
- There are several methods of measuring the thickness of steel pipes. One common method is using ultrasonic thickness gauges, which send high-frequency sound waves through the pipe and measure the time it takes for the waves to bounce back. Another method is through magnetic induction, which uses a magnetic field to determine the thickness based on the changes in the field caused by the pipe's thickness. Additionally, there are mechanical methods such as using calipers or micrometers to directly measure the thickness of the pipe.
- Q: Theoretical weight of 25*25*1.5 square steel tubes
- The theoretical weight of 25*25*1.5 square steel tubes is 1.075kg/m.
- Q: What are the common standards and specifications for steel pipes?
- The common standards and specifications for steel pipes include ASTM A53, ASTM A106, API 5L, and ISO 3183. These standards outline the requirements for the manufacturing, dimensions, and mechanical properties of steel pipes used in various industries such as oil and gas, construction, and transportation. Additionally, specific applications may have their own standards and specifications that need to be met for quality and safety purposes.
- Q: Can steel pipes be used for water supply lines?
- Yes, steel pipes can be used for water supply lines. Steel pipes are durable and have high tensile strength, making them suitable for carrying water. However, it is important to ensure that the steel pipes are properly treated to prevent corrosion and rusting.
- Q: How are steel pipes used in the water treatment industry?
- Steel pipes are commonly used in the water treatment industry for various purposes such as transporting water from one location to another, distributing treated water to consumers, and carrying wastewater to treatment facilities. Their durability, strength, and resistance to corrosion make them suitable for withstanding the harsh conditions often encountered in water treatment processes. Additionally, steel pipes can be easily welded and connected, providing a reliable and efficient solution for water transportation within the industry.
- Q: How do you calculate the pipe flow velocity for steel pipes?
- To determine the velocity of flow in steel pipes, two equations can be utilized: Manning's formula or the Darcy-Weisbach equation. 1. Manning's formula, commonly applied to open channel flow but also suitable for partially filled pipes, calculates velocity based on the pipe's hydraulic radius, slope, and Manning's roughness coefficient. The formula is as follows: Velocity (V) = (1.486/n) * (R^2/3) * (S^1/2) In this formula: - V represents the velocity - n denotes the Manning's roughness coefficient (obtainable from reference tables) - R signifies the hydraulic radius (cross-sectional area divided by wetted perimeter) - S indicates the slope of the energy grade line 2. The Darcy-Weisbach equation, widely used for pipe flow calculations, derives velocity from the pipe's diameter, roughness coefficient, and head loss due to friction. The equation is as follows: Velocity (V) = (2 * g * hL)^0.5 In this equation: - V represents the velocity - g stands for the acceleration due to gravity (approximately 9.81 m/s^2) - hL refers to the head loss caused by friction, which can be calculated using the Darcy-Weisbach equation: hL = (f * L * V^2) / (2 * g * D) In this equation: - f denotes the Darcy friction factor (dependent on the Reynolds number and pipe roughness) - L represents the length of the pipe - D indicates the diameter of the pipe Both formulas necessitate input parameters such as pipe dimensions, roughness coefficients, and slope. These parameters can be obtained from engineering references or pipe manufacturer specifications. It is essential to note that these formulas provide approximate values and may require iterations or adjustments for precise outcomes.
- Q: How are steel pipes manufactured?
- Steel pipes are typically manufactured through a process called seamless or welded pipe manufacturing. In the seamless process, a solid steel billet is heated and pierced to create a hollow tube, which is then stretched and rolled to the desired size and shape. In the welded process, steel sheets are formed into a pipe shape and welded along the seam. These pipes are then further processed and finished before use in various industries.
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Large Diameter Corrugated Welding Steel Pipe
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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