ERW Seamless Steel Oil Pipe Factory
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 9000 m.t./month
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1、Structure of ERW Oil Pipe:
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.
2、Main Features of ERW Oil Pipe:
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3、ERW Oil 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) 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.
4、Packaging & Delivery
Packaging Details: | seaworthy package,bundles wrapped with strong steel strip |
Delivery Detail: | 15-30days after received 30%TT |
5、FAQ of ERW Oil Pipe:
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.
- Q:What are the factors to consider while selecting steel pipes for a project?
- When selecting steel pipes for a project, some important factors to consider include the intended application or purpose of the pipes, the required strength and durability, the size and dimensions needed, the corrosion resistance requirements, the availability and cost, and any specific industry standards or regulations that need to be met.
- Q:Are steel pipes resistant to vibration?
- Yes, steel pipes are generally resistant to vibration due to their inherent strength and rigidity. However, the level of resistance can vary depending on factors such as pipe thickness, design, and installation. Additionally, the presence of external factors like fluid flow or mechanical forces can also affect the level of vibration resistance.
- Q:Can steel pipes be used for compressed air systems?
- Yes, steel pipes can be used for compressed air systems. Steel pipes are commonly used due to their durability, corrosion resistance, and ability to withstand high pressure. However, it is important to ensure that the steel pipes are properly sized and installed to meet the specific requirements of the compressed air system.
- Q:How are steel pipes protected against soil movement or settlement?
- Various methods can be employed to safeguard steel pipes against soil movement or settlement. One prevalent approach involves the utilization of protective coatings on the pipes, which act as a barrier between the steel and the soil. By preventing direct contact and reducing the chance of corrosion, these coatings offer effective protection. Epoxy, polyethylene, and zinc are among the coatings commonly employed for this purpose. Another method entails the implementation of cathodic protection. This technique involves the installation of sacrificial anodes along the pipeline. These anodes corrode instead of the steel pipes, thus shielding them from potential harm caused by soil movement or settlement. Furthermore, ensuring proper design and installation techniques is crucial for protecting steel pipes in these scenarios. Engineers must take into account factors such as soil composition, slope stability, and the likelihood of ground movement when designing the pipeline route. Additionally, employing appropriate trenching and bedding techniques guarantees adequate support and protection against settlement. Regular inspection and maintenance play a crucial role in protecting steel pipes against soil movement or settlement. By monitoring the condition of the pipeline, including the protective coatings and cathodic protection systems, potential issues can be identified promptly, allowing for timely repairs or replacements. In conclusion, a combination of protective coatings, cathodic protection, proper design and installation techniques, and regular maintenance effectively safeguards steel pipes from soil movement or settlement.
- Q:Can steel pipes be used in marine environments?
- Yes, steel pipes can be used in marine environments. Steel is a commonly used material in marine structures due to its strength, durability, and resistance to corrosion. However, it is important to use the appropriate grade of steel and apply protective coatings to enhance its resistance to seawater corrosion. Regular maintenance and inspections are also necessary to ensure the longevity and performance of steel pipes in marine environments.
- Q:Can steel pipes be used for underground chemical pipelines?
- Indeed, underground chemical pipelines can utilize steel pipes. The chemical industry, among other industries, extensively employs steel pipes owing to their robustness, potency, and resistance to corrosion. To ensure suitability for underground chemical pipelines, it is crucial to select an appropriate steel grade that can withstand corrosion from the specific chemicals being transported. Furthermore, the resistance of steel pipes to chemical corrosion can be further augmented through the implementation of suitable coating and lining techniques. Regular inspection and maintenance are imperative to guarantee the integrity and safety of the underground chemical pipeline system.
- Q:What are the different factors affecting the flow rate of steel pipes?
- The flow rate of steel pipes can be affected by multiple factors. Let's explore some of these factors: 1. Pipe diameter: The size of the pipe plays a significant role in determining the flow rate. Generally, larger pipes allow for greater flow rates as they provide a larger cross-sectional area for the fluid to pass through. 2. Pipe length: The length of the pipe also impacts the flow rate. Longer pipes tend to have higher friction losses, which can decrease the flow rate. Moreover, longer pipes may require higher pressure to maintain the desired flow rate. 3. Fluid viscosity: The viscosity of the fluid passing through the pipe is an important consideration. Viscous fluids, such as heavy oils, exhibit higher resistance to flow, resulting in lower flow rates. Conversely, less viscous fluids, like water, encounter lower resistance and can achieve higher flow rates. 4. Pressure difference: The pressure difference across the pipe serves as a driving force for flow. A higher pressure difference will lead to a higher flow rate, while a lower pressure difference will reduce the flow rate. 5. Surface roughness: The roughness of the inner pipe surface influences the flow rate. Rough surfaces generate more turbulence and friction, thus resulting in a lower flow rate. Conversely, smoother surfaces minimize turbulence and friction, allowing for a higher flow rate. 6. Temperature: The temperature of the fluid can impact its viscosity and density, which subsequently affect the flow rate. Higher temperatures generally decrease the viscosity of fluids, leading to increased flow rates. 7. Pipe material: The choice of pipe material impacts the flow rate due to varying roughness and resistance. Steel pipes, for instance, typically possess a smoother inner surface compared to pipes made of other materials, resulting in higher flow rates. 8. Pipe fittings and bends: The presence of fittings, valves, and bends in the pipe can cause flow restrictions and pressure drops, which can decrease the flow rate. Proper design and placement of these components can minimize their impact on the flow rate. Understanding the interplay of these factors is essential for the design and optimization of fluid flow systems involving steel pipes.
- Q:Can steel pipes be used for underground power transmission?
- Indeed, underground power transmission can make use of steel pipes. Due to their resilience, robustness, and resistance to corrosion, steel pipes are extensively employed in underground power transmission systems. These pipes serve as a safeguarding enclosure for power cables, guaranteeing their security and shielding them from potential harm caused by external elements like moisture, soil movements, and potential impacts. Moreover, the use of steel pipes facilitates easy installation, maintenance, and repair of the power transmission system. Additionally, their ability to withstand high pressure and temperature renders them suitable for conveying the high voltage electricity essential for power transmission. All in all, steel pipes are a dependable and effective choice for underground power transmission.
- Q:What are steel pipes?
- Steel pipes are hollow cylindrical tubes made from steel, which are mainly used for transporting fluids and gases in various industries such as oil and gas, construction, and plumbing. They are known for their strength, durability, and resistance to corrosion, making them an essential component in infrastructure and industrial applications.
- Q:How are steel pipes used in the construction of oil refineries?
- Steel pipes are extensively used in the construction of oil refineries for various purposes. They are primarily used for transporting crude oil, refined petroleum products, and various chemicals within the refinery complex. Steel pipes are also utilized for the distribution of water, steam, and other fluids required for the refining processes. Additionally, they are employed in the construction of equipment such as heat exchangers, reactors, and storage tanks, where they provide structural support and ensure efficient fluid flow. Overall, steel pipes play a critical role in the reliable and safe operation of oil refineries.
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ERW Seamless Steel Oil Pipe Factory
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 9000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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