Selling a variety of welded steel pipe API and ASTM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 8000 m.t./month
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1、Structure of ERW Welded Steel Pipe:
ERW Welded Steel 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. 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 Welded Steel Pipe:
• High manufacturing accuracy
• Higher strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• More reasonable price
3、ERW Welded 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 | 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 | Q235 Q345 X42 X52 X65 |
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 Welded Steel 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 have professional engineering and technology team, and 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、ERW Welded Steel Pipe Images：
- Q:What are the different methods of joining steel pipes?
- There are several methods of joining steel pipes, including welding, threading, flanging, grooving, and using mechanical couplings.
- Q:How are steel pipes cleaned and flushed?
- Steel pipes can be cleaned and flushed using various methods depending on the specific requirements and conditions. One common method is mechanical cleaning, which involves the use of wire brushes, scrapers, or other abrasive tools to physically remove any debris, rust, or scale from the inner surface of the pipes. This method is effective for removing loose or easily detachable contaminants. Chemical cleaning is another widely used method, especially for pipes with more stubborn deposits or rust. Various chemicals or cleaning agents are flushed through the pipes to dissolve or loosen the buildup, which can then be washed away. Acid-based solutions are commonly used for this purpose, but it is important to choose the appropriate chemical and concentration to avoid damaging the pipes. High-pressure water jetting is another effective method for cleaning and flushing steel pipes. Water is pumped at high pressure through a nozzle, creating a powerful jet that can dislodge and remove any debris or deposits from the pipe walls. This method is particularly useful for removing hard or compacted materials that cannot be easily removed by other means. In some cases, a combination of these methods may be required to achieve the desired cleanliness. For instance, a pre-cleaning with mechanical tools can be followed by chemical cleaning or high-pressure water jetting to ensure thorough flushing and removal of contaminants. Regular maintenance and cleaning of steel pipes are essential to maintain their efficiency and prevent corrosion. It is important to follow proper procedures and safety guidelines when cleaning and flushing steel pipes to ensure effective results and avoid any damage to the pipes.
- Q:What are the environmental benefits of using steel pipes?
- Using steel pipes has multiple environmental benefits: 1. Longevity: Steel pipes have a prolonged lifespan, minimizing the need for frequent replacements. This conserves resources and reduces waste generation. 2. Recyclability: Steel is extensively recycled worldwide. When steel pipes reach the end of their life, they can be easily recycled and used to produce new steel products. This reduces the demand for raw materials and saves energy that would otherwise be necessary for manufacturing new materials. 3. Decreased carbon emissions: Steel pipes have a lower carbon footprint compared to materials like concrete or plastic. The manufacturing process emits fewer greenhouse gases, contributing to an overall lower carbon footprint. 4. Corrosion resistance: Steel pipes exhibit high resistance to corrosion, requiring less maintenance and repair compared to other materials. This reduces the need for chemical coatings and treatments that can have detrimental environmental effects. 5. Water conservation: Steel pipes are commonly used in water supply and distribution systems. Their smooth interiors minimize friction, reducing the energy required to pump water through the pipes. This conserves energy and decreases carbon emissions associated with water transportation. 6. Fire resistance: Steel pipes are inherently fire-resistant, making them a safer choice for various applications. In the event of a fire, steel pipes help contain the spread of flames and minimize environmental damage. In summary, the use of steel pipes provides numerous environmental benefits, including durability, recyclability, reduced carbon emissions, water conservation, and fire resistance. These factors make steel pipes a sustainable option for various infrastructure projects.
- Q:Can steel pipes be used in plumbing systems?
- Yes, steel pipes can be used in plumbing systems. Steel pipes have been traditionally used in plumbing systems for their durability, strength, and resistance to corrosion. However, other materials like copper and plastic pipes have become more popular in recent years due to their ease of installation, lower cost, and better resistance to certain types of corrosion.
- Q:How can steel pipes be protected from corrosion?
- Steel pipes can be protected from corrosion through various methods. One common method is the application of protective coatings. These coatings act as a barrier between the steel and corrosive elements in the environment. The most widely used protective coating for steel pipes is epoxy, which provides excellent resistance to corrosion. Other coatings such as polyethylene and polyurethane can also be used depending on the specific application and requirements. Another effective way to protect steel pipes from corrosion is by cathodic protection. This technique involves the use of sacrificial anodes or impressed current systems to prevent corrosion. Sacrificial anodes, typically made of zinc or aluminum, are attached to the steel pipes. These anodes corrode instead of the steel, sacrificing themselves to protect the pipes. Impressed current systems, on the other hand, use a direct electrical current to counteract the corrosion process. Regular maintenance and inspection are crucial in the protection of steel pipes from corrosion. Monitoring the condition of the coatings, checking for any signs of damage or deterioration, and promptly addressing any issues can help prevent corrosion from occurring or spreading. Additionally, implementing proper drainage systems to avoid the accumulation of moisture around the pipes can further protect them from corrosion. Lastly, environmental factors should be taken into consideration when protecting steel pipes from corrosion. This includes mitigating exposure to corrosive substances, such as acids or chemicals, and ensuring proper ventilation and airflow to prevent the buildup of moisture and humidity. By implementing a combination of these protective measures, steel pipes can have an extended lifespan and maintain their structural integrity.
- Q:Are steel pipes suitable for use in mining applications?
- Yes, steel pipes are highly suitable for use in mining applications. Steel pipes offer excellent durability, strength, and resistance to corrosion, making them ideal for transporting various materials, such as water, gases, and minerals, in mining operations. Additionally, steel pipes can withstand high pressure and extreme temperatures, ensuring their reliability and longevity in demanding mining environments.
- Q:Can steel pipes be used for hydronic heating systems?
- Yes, steel pipes can be used for hydronic heating systems. Steel pipes are commonly used in hydronic heating systems due to their durability, strength, and ability to withstand high temperatures and pressures. They are also resistant to corrosion, making them suitable for long-term use in these systems.
- Q:What are the common applications of steel pipes?
- Steel pipes have a wide range of common applications in various industries including oil and gas transportation, plumbing systems, structural support in construction, irrigation systems, and industrial processes such as water and wastewater treatment.
- Q:How are steel pipes used in the mining industry?
- Steel pipes are commonly used in the mining industry for various purposes such as transporting minerals, water, and gases underground, as well as for constructing mine shafts, tunnels, and mine infrastructure due to their durability, strength, and resistance to corrosion.
- Q:Can steel pipes be used for irrigation pivot systems?
- Yes, steel pipes can be used for irrigation pivot systems. They are often preferred due to their durability, strength, and resistance to corrosion. Steel pipes can efficiently transport water over long distances, making them suitable for irrigation pivot systems that require reliable water supply.
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Selling a variety of welded steel pipe API and ASTM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 8000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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