Carbon Seamless Steel Pipe API 5L of 4 Inch Hot Sale Structuer Application
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 12000 m.t./month
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1、Structure of Carbon Seamless Steel Pipe API 5L of 4 Inch:
Seamless pipe is formed by drawing a solid billet over a piercing rod to create the hollow shell.
As the manufacturing process does not include any welding, seamless pipes are perceived to be stronger and more reliable.
Historically seamless pipe was regarded as withstanding pressure better than other types, and was often more easily available than welded pipe.
Standard: GB3087: Seamless Steel Tubes for Low and Medium Pressure Boiler
2、Main Features of the Seamless Pipe API 5L of 4 Inch
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3、Seamless Pipe API 5L of 4 Inch 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 |
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 API 5L of 4 Inch:
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.
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?
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、Seamless Pipe API 5L of 4 Inch Images：
- Q:Can steel pipes be bent or shaped to meet specific requirements?
- Steel pipes have the capability to be bent or shaped in order to fulfill specific requirements. This process, known as pipe bending, requires the use of specialized machinery and techniques to manipulate the pipe into the desired form. There are different methods available, such as hot bending, cold bending, and induction bending, which are chosen depending on factors such as the pipe's size, thickness, required bend radius, and intended application. Industries like construction, oil and gas, automotive, and manufacturing commonly employ pipe bending to create customized pipe configurations that meet specific needs and facilitate efficient installation and functionality.
- Q:How are steel pipes used in the transportation of fluids?
- Steel pipes are commonly used in the transportation of fluids due to their durability, strength, and corrosion resistance. They are used in various industries, including oil and gas, water supply, and chemical processing, to transport liquids and gases over long distances. The seamless construction of steel pipes ensures a smooth flow of fluids, reducing friction and pressure loss. Additionally, their ability to withstand high temperatures and pressures makes them ideal for transporting fluids safely and efficiently.
- Q:What is the maximum allowable stress for steel pipes?
- The maximum allowable stress for steel pipes depends on various factors such as the grade of steel, diameter, wall thickness, and the intended application. It is typically determined by industry standards and codes, such as the American Society of Mechanical Engineers (ASME) Boiler and Pressure Vessel Code. Therefore, there is no one-size-fits-all answer to this question.
- Q:How do steel pipes differ from other types of pipes?
- Steel pipes differ from other types of pipes in several ways. Firstly, steel pipes are incredibly durable and strong, making them suitable for carrying high-pressure fluids and gases. They have a high resistance to corrosion and can withstand extreme temperatures, making them ideal for various industrial applications. Additionally, steel pipes have a smooth interior surface, which reduces friction and allows for efficient flow of liquids or gases. They are also highly versatile, as they can be easily welded, threaded, or bent to fit specific project requirements. Overall, steel pipes are known for their strength, durability, and versatility, making them a preferred choice in many industries.
- Q:Can steel pipes be used for gas lines?
- Yes, steel pipes can be used for gas lines. They are commonly used due to their strength, durability, and resistance to high pressure and corrosion. However, it is important to ensure that the steel pipes are specifically designed and certified for use with gas to ensure safety and compliance with industry standards.
- Q:What are the different types of valves used with steel pipes?
- There are several types of valves used with steel pipes, including ball valves, gate valves, globe valves, check valves, and butterfly valves.
- Q:What are the common sizes of steel pipe fittings?
- The common sizes of steel pipe fittings range from 1/8 inch to 24 inches in diameter.
- Q:How do you protect steel pipes from fire?
- There are several measures available to protect steel pipes from fire. One commonly used approach involves applying fire-resistant coatings or paints to the surface of the pipes. These coatings or paints are specifically designed to endure high temperatures and create a barrier that prevents heat from reaching the steel. Another effective method is to wrap the steel pipes with fire-resistant insulation materials. These materials serve as a buffer, reducing heat transfer and slowing down the spread of fire. Mineral wool or ceramic fiber blankets are commonly utilized for this purpose. It is also crucial to ensure proper installation and support for the steel pipes. This includes maintaining adequate clearance from other flammable substances and avoiding overcrowding or obstructions that could hinder the flow of air around the pipes. Sufficient spacing between pipes is also essential to prevent heat transfer between them. Moreover, incorporating firestop systems is recommended when steel pipes pass through fire-rated walls or floors. These systems consist of fire-resistant materials and seals that prevent the spread of fire and smoke through openings or penetrations in fire-rated barriers. Regular maintenance and inspections are essential to uphold the ongoing effectiveness of the fire protection measures. Any damage or deterioration of the coatings, insulation, or firestop systems should be promptly addressed to maintain the fire resistance of the steel pipes. In conclusion, a combination of fire-resistant coatings, insulation, proper installation, and maintenance practices is imperative for safeguarding steel pipes against fire hazards. These measures play a crucial role in minimizing the risk of fire-related damage and ensuring the safety of both the pipes and the surrounding environment.
- Q:What are the advantages of using steel pipes in the manufacturing of appliances?
- There are several advantages of using steel pipes in the manufacturing of appliances. Firstly, steel pipes offer high strength and durability, making them ideal for handling heavy loads and withstanding harsh conditions. Secondly, steel pipes have excellent corrosion resistance, ensuring longevity and preventing damage from exposure to moisture or chemicals. Furthermore, steel pipes provide a smooth interior surface, promoting efficient flow of liquids or gases within the appliances. Lastly, steel pipes are recyclable, making them a sustainable choice and contributing to environmental conservation.
- Q:What are the different methods of pipe inspection for steel pipes?
- There are several methods of pipe inspection that can be used for steel pipes. Some of the commonly used methods are as follows: 1. Visual Inspection: This is the most basic form of pipe inspection where a trained inspector visually examines the exterior and interior of the pipe to identify any visible defects or abnormalities. This method is often used as a preliminary inspection before more advanced techniques are employed. 2. Magnetic Particle Inspection (MPI): MPI involves applying a magnetic field to the steel pipe and then applying iron particles to the surface. Any surface cracks or defects in the pipe will cause a leakage of magnetic flux, which can be detected by the inspector. This method is particularly effective in identifying surface defects in ferromagnetic materials. 3. Ultrasonic Testing (UT): UT is a non-destructive testing method that uses high-frequency sound waves to detect internal defects or anomalies in steel pipes. A transducer is used to send ultrasonic waves into the pipe, and the reflections or echoes of the sound waves are analyzed to determine the presence of defects such as corrosion, cracks, or wall thickness variations. 4. Radiographic Testing (RT): In this method, X-rays or gamma rays are used to create an image of the internal structure of the steel pipe. The X-rays or gamma rays pass through the pipe, and the resulting image can reveal any defects, such as cracks, corrosion, or weld discontinuities. This method is commonly used for inspecting welded joints. 5. Eddy Current Testing (ECT): ECT is a non-destructive testing technique that uses electromagnetic induction to detect surface and near-surface defects in steel pipes. A coil carrying an alternating current is passed over the pipe's surface, and any changes in the electrical conductivity or magnetic field caused by defects are detected and analyzed. 6. Acoustic Emission Testing (AET): AET is a method that detects and analyzes the high-frequency acoustic signals emitted by materials when they undergo deformation or damage. In the case of steel pipes, AET can be used to monitor and identify defects such as cracks, leaks, or corrosion by analyzing the acoustic signals emitted during service or under stress. These are just a few of the commonly used methods of pipe inspection for steel pipes. The choice of method depends on various factors such as the type of defect being looked for, the accessibility of the pipe, the desired level of sensitivity, and the cost and time constraints. It is often recommended to use a combination of inspection techniques to ensure a thorough assessment of the steel pipes.
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Carbon Seamless Steel Pipe API 5L of 4 Inch Hot Sale Structuer Application
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 12000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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