Welded Black ERW Steel Pipe ISO Standard
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 5000 m.t./month
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1、Structure of Welded Black ERW Pipe ISO Standard:
Welded Black ERW Steel Pipe ISO Standard is electric resistance welding, the abbreviation for ERW for transporting oil and natural gas vapor liquid objects, can meet the requirements of high and low pressure, the transport in the world with pipe sector accounted for a pivotal position.With sound reputation and high quality , we will offer clients a wonderful business experience.
2、Main Features of Welded Black ERW Pipe ISO Standard:
• High manufacturing accuracy
• High strength
• Good visual effect
• Good view and appearance
• Good shape
• Reasonable price
• Small inertia resistance
• Strong heat dissipation ability
3、Welded Black ERW Steel Pipe ISO Standard Specification：
Standard | GB, DIN, ASTM ASTM A106-2006, ASTM A53-2007 |
Grade | 10#-45#, 16Mn 10#, 20#, 45#, 16Mn |
Thickness | 1 - 33 mm |
Section Shape | Round |
Outer Diameter | 21 - 610mm |
Place of Origin | Tianjin, 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 Welded Black ERW Pipe ISO Standard:
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、 Welded Black ERW Pipe ISO Standard Images：
- Q: Can steel pipes be used for airport construction?
- Yes, steel pipes can be used for airport construction. Steel pipes are commonly used in various applications in the construction industry, including airports. They are often used for underground utilities such as water and sewage lines, as well as for structural purposes such as supporting the airport terminal building. Steel pipes offer several advantages for airport construction. Firstly, they have high strength and durability, making them suitable for handling heavy loads and withstanding adverse weather conditions. This is important for ensuring the safety and stability of airport structures. Secondly, steel pipes are versatile and can be easily customized to fit specific project requirements. They come in various sizes and thicknesses, allowing for flexibility in design and construction. Additionally, steel pipes can be welded or joined together to create longer sections, which simplifies installation and reduces construction time. Moreover, steel pipes are resistant to corrosion, which is crucial in airports where there is constant exposure to moisture, salt, and other environmental factors. Their resistance to corrosion ensures the longevity and reliability of the infrastructure. Lastly, steel pipes are cost-effective compared to other materials such as concrete or PVC. They have a relatively low maintenance requirement and a long lifespan, reducing the need for frequent repairs or replacements, thus saving time and money in the long run. In conclusion, steel pipes are a suitable choice for airport construction due to their strength, durability, versatility, corrosion resistance, and cost-effectiveness.
- Q: How are steel pipes used in the agricultural irrigation systems?
- Due to their strength and durability, steel pipes are widely used in agricultural irrigation systems. These pipes effectively transport water from a well or reservoir to the fields where crops are cultivated. One major advantage of using steel pipes in such systems is their ability to withstand high pressure and heavy loads, making them suitable for the transportation of large volumes of water over long distances without the risk of bursting or breaking. Additionally, steel pipes exhibit a high resistance to corrosion, which is crucial in agricultural settings where they may come into contact with fertilizers or other chemicals. Aside from their durability, steel pipes offer a smooth interior surface that minimizes friction and ensures a consistent water flow. This is essential in irrigation systems as it guarantees even water distribution across the fields, promoting optimal crop growth. Moreover, steel pipes can be easily connected and configured to meet the specific layout and requirements of the irrigation system. In summary, steel pipes play a crucial role in agricultural irrigation systems by facilitating the efficient and reliable transportation of water to crops. Their strength, durability, resistance to corrosion, and smooth interior surface make them an ideal choice for these applications.
- Q: What are the specifications for steel pipes used in high-pressure applications?
- The specifications for steel pipes used in high-pressure applications typically include factors such as material composition, wall thickness, diameter, and pressure rating. These pipes are often made from strong and durable steel alloys, such as carbon steel or stainless steel, to ensure their ability to withstand high pressures. The wall thickness and diameter of the pipe are carefully selected to handle the specific pressure requirements of the application. Additionally, the pipes may need to meet certain industry standards, such as ASTM or ASME codes, to ensure their quality and performance in high-pressure environments.
- 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.
- Q: What is the role of steel pipe manufacturers in sustainable development?
- The role of steel pipe manufacturers in sustainable development is to promote environmental responsibility and resource efficiency throughout the production process. They play a crucial role in reducing carbon emissions by adopting cleaner technologies, optimizing energy consumption, and implementing waste management strategies. Additionally, steel pipe manufacturers can contribute to sustainable development by prioritizing the use of recycled materials, supporting recycling initiatives, and ensuring their products have a long lifespan to minimize waste generation. By embracing sustainable practices, steel pipe manufacturers can help create a more sustainable future for the construction and infrastructure industries.
- Q: How do steel pipes handle abrasive materials?
- Steel pipes are highly resistant to abrasion and can effectively handle abrasive materials. The durable nature of steel allows it to withstand the erosive forces caused by abrasive particles, preventing damage and maintaining structural integrity. Additionally, steel pipes can be further protected by applying coatings or linings, enhancing their ability to handle even the most abrasive substances.
- Q: How do you calculate the thermal expansion of steel pipes?
- In order to determine the thermal expansion of steel pipes, it is necessary to utilize the coefficient of thermal expansion (CTE) specific to steel. The CTE represents the extent to which a material expands or contracts in response to temperature fluctuations. Typically, the average value of CTE for steel is around 12 x 10^-6 per degree Celsius (12 μm/m°C). To calculate the thermal expansion of a steel pipe, one must possess knowledge of the pipe's initial length (L0), the temperature change (ΔT), and the CTE for steel. The formula for calculating thermal expansion is as follows: ΔL = L0 * CTE * ΔT In this equation: ΔL denotes the alteration in length of the steel pipe L0 represents the initial length of the steel pipe CTE signifies the coefficient of thermal expansion for steel ΔT indicates the change in temperature For instance, suppose there is a steel pipe with an initial length of 2 meters (L0), and the temperature rises by 50 degrees Celsius (ΔT). The CTE for steel is 12 x 10^-6 per degree Celsius. ΔL = 2m * 12 x 10^-6/°C * 50°C ΔL = 0.00024m/m°C * 50°C ΔL = 0.012m Thus, when the temperature increases by 50 degrees Celsius, the steel pipe will expand by 0.012 meters or 12 millimeters. It is important to bear in mind that this calculation assumes linear expansion, which is applicable for minor temperature variations. However, for larger temperature differences or more intricate pipe systems, a more comprehensive analysis may be necessary to consider factors such as the material properties, geometry, and thermal boundary conditions of the pipes.
- Q: How are steel pipes used in seaport infrastructure?
- Steel pipes are commonly used in seaport infrastructure for various purposes such as constructing piers, wharfs, and docks. They are used for the foundation of these structures, providing stability and strength. Steel pipes are also used in the construction of underwater pipelines for transporting oil, gas, and other fluids. Additionally, they are utilized in the fabrication of fences, barriers, and railings to ensure safety and security within the seaport area.
- Q: How are steel pipes inspected for quality?
- The quality of steel pipes undergoes a thorough examination process involving diverse techniques and standards. Trained professionals conduct visual inspections to scrutinize the pipes for visible defects such as cracks, dents, or surface irregularities. This examination guarantees that the pipes meet the required specifications and are devoid of any visible flaws. Furthermore, non-destructive testing (NDT) methods are utilized to assess the internal and external quality of the steel pipes. Among the commonly used NDT techniques, ultrasonic testing stands out. This method involves transmitting ultrasonic waves through the pipes to detect any internal defects or inconsistencies in the material. It effectively identifies issues such as variations in wall thickness, inclusions, or weld defects that could compromise the pipe's integrity. Another widely employed NDT technique is magnetic particle inspection. By utilizing magnetic fields and iron particles, this method identifies surface cracks or flaws in the steel pipes. It is particularly effective for detecting defects in ferromagnetic materials and can be performed on both the outer and inner surfaces of the pipes. Moreover, hydrostatic testing is frequently conducted to evaluate the strength and pressure resistance of the pipes. This process involves filling the pipes with water or a suitable fluid and subjecting them to a specified pressure to check for leaks or structural weaknesses. This test ensures that the pipes can withstand the intended operational conditions without failing. In addition to these techniques, various quality control measures are implemented throughout the manufacturing process. These measures include material traceability, dimensional checks, and chemical composition analysis. They play a crucial role in ensuring that the steel pipes meet the required standards and specifications, thereby guaranteeing their quality and reliability. In summary, the inspection of steel pipes for quality involves a comprehensive approach encompassing visual inspection, non-destructive testing methods, and quality control measures. These thorough procedures enable the identification of defects, inconsistencies, or weaknesses, ensuring that the pipes meet the necessary quality standards and are suitable for their intended purpose.
- Q: What are the different methods of pipe joining using steel pipes?
- There are multiple ways to connect steel pipes, each with its own pros and cons. 1. Threaded and coupled: This method includes threading the ends of the steel pipes and using couplings to connect them. It is a cost-effective option, but not suitable for high-pressure or gas applications. 2. Welding: Welding is a popular choice for joining steel pipes. It involves heating the pipe ends and fusing them together through welding. This method creates a strong and leak-proof joint, but it requires skilled labor and can be time-consuming. 3. Grooved: This method involves grooving the ends of the steel pipes and connecting them using mechanical couplings or fittings. It is a reliable and fast option suitable for both high and low-pressure applications, but it requires specialized tools and equipment. 4. Flanged: Flanged joints connect steel pipes using flanges, which are discs with bolt holes. The pipes are aligned and bolted together with gaskets to ensure a secure connection. This method is commonly used for large pipes and high-pressure applications, but it can be expensive and time-consuming to install. 5. Compression: Compression fittings are used to join steel pipes by compressing a ferrule or sleeve against the pipe. This method is quick, easy, and doesn't require special tools. However, it is not suitable for high-pressure or high-temperature applications. 6. Brazing: Brazing involves heating the pipe ends and melting a filler material between them to create a joint. It is a reliable method for HVAC and refrigeration systems, but it requires skilled labor and precise temperature control. When selecting the appropriate method for joining steel pipes, it is crucial to consider the specific requirements of the application, such as pressure, temperature, and material compatibility.
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Welded Black ERW Steel Pipe ISO Standard
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 5000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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