China Largest Welde Steel Pipes Hollow Section Manufacturer
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 12000 m.t./month
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Product Description:
HOLLOW SECTION
Standard: ASTM A500, GB6728
● Application：To be used for construction,
furniture structures as well as other fabrication
purposes.
● Main Steel Tube Grade: A.B.C,Q195,Q215,Q235
2、Main Features of the Seamless Pipe :
• High manufacturing accuracy
• The higher strength
• The small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Satisfy price
3、Seamless Pipe ASTM DIN1829 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 Seamless Pipe ASTM DIN1829:
①How is the quality of your products?
We have many years business experience in this area, and we have professional engineer and manager team and sure we can provide you high quality production and professional service.
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?
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 ASTM DIN1829 Images：
- Q: What are the environmental benefits of using steel pipes?
- Steel pipes have several environmental benefits. Firstly, steel is a highly durable material, which means that steel pipes have a longer lifespan compared to other types of pipes. This reduces the need for frequent replacements, ultimately reducing waste generation. Additionally, steel is 100% recyclable, making it a sustainable choice. Using steel pipes promotes a circular economy by reducing the demand for virgin materials and minimizing carbon emissions associated with extraction and manufacturing processes. Furthermore, steel pipes are resistant to corrosion, reducing the risk of leaks and minimizing environmental contamination. Overall, the environmental benefits of using steel pipes include reduced waste, lower carbon emissions, and improved resource efficiency.
- Q: How are steel pipes used in building foundations?
- Steel pipes are commonly used in building foundations to provide structural support and stability. They are often driven into the ground to create deep foundation systems, such as pile foundations, which can bear heavy loads and transfer them to the underlying soil or rock. These pipes are also utilized in various types of foundation construction, such as caissons and drilled shafts, to ensure strength, durability, and resistance to ground movements.
- Q: What is the cost of steel pipes compared to other pipe materials?
- The cost of steel pipes compared to other pipe materials can vary depending on several factors including the size, grade, and availability of the specific pipe materials. However, in general, steel pipes tend to be more cost-effective compared to other pipe materials. This is because steel is a widely available and versatile material that can be easily manufactured and fabricated into various pipe sizes and shapes. Compared to materials like copper, stainless steel, or plastic, steel pipes are often more affordable due to their lower manufacturing costs. Additionally, steel pipes have a longer lifespan and superior durability, which makes them a cost-effective choice in the long run. They are resistant to corrosion, withstand high pressure and temperature, and can be used in a wide range of applications including plumbing, construction, and infrastructure projects. It is important to note that the cost of steel pipes can still vary depending on market conditions, demand, and location. However, overall, steel pipes are generally considered to be a cost-effective option compared to other pipe materials.
- Q: How to identify stainless steel pipe and steel pipe?
- Steel pipe according to the production method can be divided into two categories: seamless steel pipe and pipe joints, pipe joints as welded steel pipe.1. seamless steel tube according to the production methods can be divided into: hot-rolled seamless pipe, cold drawn tube, precision steel tube, heat expansion tube, cold spinning tube and extrusion tube.Seamless steel tubes are made of high quality carbon or alloy steel. They are hot-rolled and cold-rolled (drawn).Bundled steel pipe2. welded steel pipe for different welding process and divided into the furnace pipe welding (ERW) pipe and automatic arc welding, because of the different forms of welding seam welded pipe and spiral welded pipe is divided into two kinds, end its shape is divided into circular welded and shaped (square, flat) pipe.
- Q: Can steel pipes be used for solar power systems?
- Indeed, solar power systems can utilize steel pipes. In the realm of solar power systems, steel pipes find widespread usage in diverse applications such as constructing support structures, mounting systems, and piping systems for circulating heat transfer fluids. The reason behind the preference for steel pipes lies in their robustness, longevity, and ability to withstand various environmental conditions. These pipes possess the capability to bear the weight of solar panels and support structures, as well as endure the impact of wind and other external elements. Moreover, steel pipes can be easily tailored and welded to cater to specific project requirements. All in all, when it comes to solar power systems, steel pipes emerge as a dependable and cost-efficient alternative.
- Q: What are the different methods of cleaning steel pipes?
- There are several methods of cleaning steel pipes, including mechanical cleaning, chemical cleaning, and high-pressure water jetting. Mechanical cleaning involves using wire brushes, scrapers, or sandpaper to physically remove debris and rust from the pipe's surface. Chemical cleaning involves using solvents or acids to dissolve contaminants and rust, followed by flushing the pipe with water. High-pressure water jetting uses a stream of water at high pressure to remove dirt, rust, and other deposits from the pipe's interior and exterior surfaces.
- Q: What is the difference between hot-dip galvanizing and electroplating for steel pipes?
- Steel pipes can be protected from corrosion using hot-dip galvanizing or electroplating, but these methods have distinct differences. With hot-dip galvanizing, the steel pipes are immersed in molten zinc, creating a strong bond with the steel. This results in a thick and durable zinc coating that effectively prevents corrosion. The entire surface of the pipe, both inside and outside, is uniformly covered, making hot-dip galvanizing ideal for comprehensive protection. Electroplating, on the other hand, involves depositing a thin layer of metal, usually zinc, onto the steel surface using an electric current. Unlike hot-dip galvanizing, electroplating does not form a metallurgical bond between the zinc and steel. Instead, it forms a mechanical bond, which is weaker and less long-lasting. The electroplated zinc layer is also thinner, offering less corrosion protection compared to hot-dip galvanizing. The application process is another point of differentiation. Hot-dip galvanizing requires immersion in molten zinc, which can be time-consuming. Electroplating, on the other hand, uses an electrolytic cell for zinc coating application, which is faster and more efficient. In conclusion, the thickness, durability, and bonding mechanism between zinc and steel distinguish hot-dip galvanizing from electroplating for steel pipes. Hot-dip galvanizing provides a thicker, longer-lasting coating with a metallurgical bond, making it superior for extended corrosion protection. Electroplating, however, creates a thinner coating with a mechanical bond, suitable for applications where a less robust level of corrosion resistance is acceptable.
- Q: Theoretical weight of 25*25*1.5 square steel tubes
- Theoretical weight can be directly from the steel tube under the table look up, you can also press type calculation:Weight per meter =4x, wall thickness x (side length - wall thickness) x0.00785. The length of the square tube and the wall thickness are in millimeters, and the weight of each square meter is in kilograms.
- Q: How do steel pipes resist corrosion?
- Steel pipes resist corrosion through a process called passivation, wherein a protective layer of oxide forms on the surface of the steel, preventing further oxidation and corrosion. Additionally, the pipes can be coated with anti-corrosive materials or undergo treatments such as galvanization or lining to enhance their resistance against corrosion.
- Q: Can steel pipes be used for high-pressure applications?
- Yes, steel pipes can be used for high-pressure applications. Steel pipes are known for their strength and durability, making them suitable for handling high-pressure fluids, gases, or steam in various industries such as oil and gas, construction, and manufacturing. They are designed to withstand the high internal pressure and are commonly used in pipelines, steam systems, and hydraulic systems where the pressure requirements are significant.
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China Largest Welde Steel Pipes Hollow Section Manufacturer
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 12000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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