API 5L Hot Rolled Black Square Steel Pipe
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
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Product Description:
1、Structure of Hollow Section Steel Pipe Various Size:
The square tubes are used in structural projects, shelves, racks, trailers and in ornamental purpose. The framework made by square steel tubes, is used for providing support to the roof. This framework is also used as roof top ventilation baffles. With compare to round steel tubes, square steel tubes are little more efficient. To be used for construction, furniture structures as well as other fabrication purposes. It is widely used in building, machine, chemical equipment, automobile industrial, container, it is also applied to agriculture and mine machine.
2、Main Features of Hollow Section Steel Pipe Various Size:
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3、Hollow Section Steel Pipe Various Size Specification：
Standard | ASTM A500, GB6728 |
Grade | A, B, C, Q195, Q235, Q215 |
Thickness | 0.6-10MM |
Section Shape | Square |
Outer Diameter | 10*10-500*500 |
Place of Origin | TIANJIN, China (Mainland) |
Secondary Or Not | Non-secondary |
Application | Hydraulic Pipe |
Technique | HOT-ROLLED |
Certification | CO, MTC, CI, PL |
Surface Treatment | factory state or painted black |
Special Pipe | |
Alloy Or Not | Non-alloy |
Length | 5-12M |
Outer Diameter | 10*10-500*500 |
1) Material: A, B, C, Q195, Q235, Q215
2) Specification range: 10*10-500*500 WT:0.6-10MM ,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 Hollow Section Steel Pipe Various Size:
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 choose us?
Choice happens because of our quality and price. Additionally, we can also offer professional products inquiry, products knowledge train (for agents), fast goods delivery, outstanding 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 OK.
6、Hollow Section Steel Pipe Various Size Images：
- Q:What is the maximum bending radius for steel pipes?
- The maximum bending radius for steel pipes depends on various factors, such as the pipe diameter, wall thickness, and the type of steel used. Generally, larger diameter pipes with thicker walls have a larger maximum bending radius. However, it is important to follow industry standards and guidelines to ensure the structural integrity of the pipe is maintained during the bending process. Consulting the manufacturer's specifications or referring to relevant codes and standards, such as the American Society of Mechanical Engineers (ASME) B31.1 or B31.3, can provide specific information on the maximum bending radius for steel pipes in different applications.
- Q:What are the different types of steel pipe connections for fire sprinkler systems?
- There are three main types of steel pipe connections for fire sprinkler systems: threaded connections, grooved connections, and welded connections. Threaded connections involve screwing the pipes together using threads on the ends of the pipes. Grooved connections use grooves on the pipe ends and couplings with matching grooves to connect the pipes. Welded connections involve permanently bonding the pipes together using heat and a welding process. Each type of connection has its advantages and may be used in different applications based on factors such as pipe size, system design, and installation requirements.
- Q:What's the difference between straight steel pipe and seamless steel pipe?
- The welded pipe is made of rolled steel plates, and small ones are straight welded, and big ones are spiral welded. Because the welded pipe has weld, the mechanical performance of weld is poor, so its applicable range is limited, but its price is cheap. Significant difference is that there are welded pipe, seamless steel pipe is not, of course, the welded pipe treatment of good, layman do not see the difference.
- Q:What is the difference between internal threading and external threading of steel pipes?
- The difference between internal threading and external threading of steel pipes lies in the location and method of threading. Internal threading refers to the process of creating threads on the inside surface of a steel pipe, allowing it to be connected to other components with external threads. On the other hand, external threading involves creating threads on the outside surface of a steel pipe, enabling it to be joined with components having internal threads. These two methods serve different purposes and are utilized depending on the specific requirements of the plumbing or assembly project.
- Q:How do you select the right size of steel pipe for a project?
- To select the right size of steel pipe for a project, you need to consider factors such as the intended application, flow rate, pressure requirements, and structural integrity. It is essential to consult industry standards and guidelines, conduct engineering calculations, and seek professional advice to determine the appropriate pipe size that ensures optimal performance and safety for your specific project.
- Q:Can steel pipes be used for electrical conduit systems?
- Yes, steel pipes can be used for electrical conduit systems. Steel pipes are a popular choice for electrical conduit systems due to their durability and strength. They are capable of providing protection to electrical wires and cables from physical damage, moisture, and other environmental factors. Steel pipes also have high resistance to fire, making them suitable for installations in buildings where fire safety is a concern. However, it is important to note that steel pipes may require proper grounding to prevent electrical shocks and should comply with local building and electrical codes.
- Q:How does galvanization protect steel pipes from corrosion?
- Galvanization protects steel pipes from corrosion by forming a protective zinc coating on the surface of the pipes. This zinc coating acts as a barrier between the steel and the surrounding environment, preventing moisture and corrosive elements from reaching the steel. Additionally, if the zinc coating is damaged, it sacrificially corrodes before the steel, further protecting the pipes from rust and corrosion.
- Q:What is the difference between galvanized iron pipe and galvanized steel pipe? Or called different, in fact, is referred to as galvanized pipe?
- Seamless steel pipe material is steel, but also seamless, high strength, used in high pressure, harsh environment occasions. The galvanized pipe is only made on the steel tube, which is similar to the so-called antirust paint
- Q:What is the production process of seamless steel tube?
- Main production process of cold rolled (drawn) seamless steel tube:Blank preparation, pickling, lubrication, cold rolling (drawing), heat treatment, straightening, finishing and inspectionThe production process of seamless steel tube in general can be divided into two kinds of hot rolling and cold drawing, cold-rolled seamless steel pipe production process than hot-rolled billet to complex, first to three roller rolling and extrusion to sizing test, if the tube through the cutting machine cutting surface without crack growth response after cutting blank about one meter. Then enter the annealing process, annealing and pickling to use acid pickling liquid, should pay attention to the surface if there are a lot of bubbling, if there are a large number of bubbling pipe shows that the quality is not up to the standard. The appearance of cold rolling seamless steel tube shorter than hot-rolled seamless steel pipe, cold rolled seamless steel pipe wall thickness is generally higher than hot-rolled seamless steel pipe to be small, but the surface looks better than thick wall seamless steel pipe is more bright, rough surface is not too much, not too much burr diameter.
- Q:What are the different pipe fittings used with steel pipes?
- Some of the different pipe fittings used with steel pipes include elbows, tees, couplings, unions, reducers, flanges, and caps.
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API 5L Hot Rolled Black Square Steel Pipe
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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