Square Steel Pipe with Best Quality JIS, GB, DIN, ASTM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 15000 m.t./month
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1、Structure of Square Steel 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 Square Steel Pipe:
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3、Square 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 | 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、FAQ of Square 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 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.
5、Square Steel Pipe Images：
- Q: What is the shear strength of steel pipes?
- The shear strength of steel pipes can vary depending on various factors such as the grade of steel, size and thickness of the pipe, and any additional treatments or coatings applied. Generally, the shear strength of steel pipes is high due to the inherent strength of steel, making them suitable for various structural and industrial applications.
- Q: What are the different methods of pressure testing steel pipes?
- There are several methods of pressure testing steel pipes, including hydrostatic testing, pneumatic testing, and ultrasonic testing. Hydrostatic testing involves filling the pipe with water and applying pressure to check for leaks or weaknesses. Pneumatic testing uses compressed air or gas to pressurize the pipe and detect any leaks or failures. Ultrasonic testing utilizes high-frequency sound waves to inspect the pipe's integrity by detecting any flaws or defects.
- Q: How do steel pipes compare to other types of piping materials?
- Steel pipes are highly durable and have excellent strength, making them superior to other types of piping materials in terms of longevity and resistance to extreme conditions. They are also more cost-effective, as steel pipes require less maintenance and have a longer lifespan. Additionally, steel pipes have better corrosion resistance, making them ideal for various applications, especially in industries where chemical exposure is common.
- Q: How are steel pipes handled and transported safely?
- Steel pipes are handled and transported safely by following certain procedures. They are usually lifted and moved using cranes or forklifts that have the appropriate capacity to handle their weight. To prevent damage during transportation, pipes are secured in sturdy containers or bundles, often by using straps or chains. In some cases, protective coverings or caps are used to shield the ends from any potential damage. Additionally, proper stacking techniques are employed to ensure stability and prevent accidents during transportation.
- Q: What is the role of steel pipes in the transportation of water?
- Steel pipes are of utmost importance in the transportation of water due to their durability and strength. They find extensive use in diverse water supply systems, including municipal water distribution networks, irrigation systems, and industrial water transportation. One of the primary benefits of steel pipes lies in their capacity to endure high pressure and deliver water reliably over long distances. The strength of steel enables the construction of pipelines with larger diameters, facilitating the efficient movement of substantial water volumes. Additionally, steel pipes exhibit remarkable resistance to corrosion, a critical characteristic when conveying water that may contain different minerals, chemicals, or contaminants. The corrosion-resistant properties of steel pipes ensure that the water quality remains uncompromised throughout the transportation process. Furthermore, steel pipes offer exceptional structural integrity, rendering them suitable for both underground and above-ground installations. They can withstand extreme weather conditions, seismic activity, and heavy loads, thereby ensuring the longevity and dependability of the water transportation system. Moreover, steel pipes are easy to install and maintain, apart from being robust and durable. They can be seamlessly welded together, resulting in a pipeline with minimal leakage points. Regular inspections and maintenance help identify potential issues or damages, guaranteeing an uninterrupted flow of water. In conclusion, steel pipes play a critical role in water transportation, serving as a strong and reliable conduit. Their ability to withstand high pressure, resist corrosion, and maintain water quality make them an ideal choice for various water supply systems, contributing to the efficient and sustainable distribution of water resources.
- Q: Can steel pipes be used for conveying slurry?
- Indeed, steel pipes possess the capability to serve as a conveyance for slurry. In numerous industries, steel pipes find extensive usage in the transportation of diverse fluid varieties, including slurry. Slurry, a liquid containing suspended solid particles, is effectively accommodated by steel pipes due to their robustness, endurance, and corrosion resistance. The adeptness of steel pipes in managing such mixtures is further enhanced by their ability to handle high pressures and temperatures, rendering them suitable for conveying slurry in arduous applications like mining, dredging, and wastewater treatment. Moreover, the ease of welding steel pipes enables the construction of lengthy pipelines that efficiently facilitate the transport of slurry across considerable distances. Nonetheless, it is vital to consider the specific attributes of the slurry being conveyed, such as particle size, density, and abrasiveness, to ensure the selection and design of pipes that guarantee optimal performance and longevity.
- Q: What are the safety precautions when working with steel pipes?
- When working with steel pipes, it is important to follow certain safety precautions to prevent accidents and injuries. Some key safety measures include wearing appropriate personal protective equipment (PPE) such as gloves, safety goggles, and steel-toed boots to protect against cuts, burns, and impacts. Additionally, workers should be trained on proper handling and lifting techniques to avoid strains and sprains. It is crucial to inspect the pipes for any defects or damage before use and ensure they are properly secured to prevent them from falling or rolling. Finally, maintaining a clean and organized work area, using caution signs, and following proper procedures for cutting, welding, and handling flammable materials are essential for a safe working environment.
- Q: Do steel pipes require maintenance?
- Maintenance is necessary for steel pipes. Despite their durability and long lifespan, steel pipes can still experience wear and tear over time. To ensure optimal performance and extend their lifespan, regular maintenance is crucial. Inspecting the pipes for damage or corrosion is an important part of maintenance. Rust and corrosion can affect steel pipes, especially in high humidity or water-exposed environments. Regular inspections enable early detection of any problems, preventing more extensive damage and costly repairs in the future. Cleaning the pipes is another maintenance task. Over time, debris, sediment, or mineral deposits can accumulate in steel pipes. These build-ups can restrict fluid flow or impact the quality of transported materials. Regular cleaning removes these obstructions and maintains pipe efficiency. Periodic lubrication or coating may be necessary depending on the pipe's use. Lubricants and coatings reduce friction, prevent corrosion, and enhance durability. During maintenance, these can be applied to ensure smooth functioning and resistance to corrosion. In summary, regular maintenance is vital for steel pipes to maximize performance, prevent damage, and extend their lifespan. By investing time and effort in maintenance, potential issues can be identified and addressed early on, ultimately saving time and money in the long term.
- Q: What are the factors affecting the price of steel pipes?
- There are several factors that can affect the price of steel pipes. Some of the key factors include the cost of raw materials such as iron ore and other metals, energy prices, labor costs, transportation costs, and market demand and supply dynamics. Additionally, currency exchange rates, government regulations, and trade policies can also impact the price of steel pipes in the global market.
- 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.
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Square Steel Pipe with Best Quality JIS, GB, DIN, ASTM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 15000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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