• Seamless steel tube in hot sale System 1
  • Seamless steel tube in hot sale System 2
  • Seamless steel tube in hot sale System 3
Seamless steel tube in hot sale

Seamless steel tube in hot sale

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
25 m.t.
Supply Capability:
6000 m.t./month

Add to My Favorites

Follow us:


OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

1、Structure of Seamless steel tube: 

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 the Seamless steel tube:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price 

 

3、Seamless steel tube 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 steel tube:  

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、Seamless steel tube Images:

Q: How do steel pipes perform in corrosive environments?
Steel pipes perform well in corrosive environments due to their high resistance to corrosion. They are commonly used in industries such as oil and gas, chemical processing, and wastewater treatment where exposure to corrosive substances is prevalent. The protective oxide layer on the surface of steel pipes prevents the material from getting corroded, ensuring long-term durability and reliability. Additionally, steel pipes can be further protected by coatings or linings to enhance their resistance to corrosion in highly aggressive environments.
Q: How are steel pipes protected against mechanical damage during transportation?
Steel pipes are protected against mechanical damage during transportation through various measures. One common method is the use of protective coating or wrapping materials. These coatings are usually made of materials like plastic, rubber, or epoxy, which provide a physical barrier to protect the pipes from scratches, dents, or other forms of mechanical damage. Another method is the use of padding or cushioning materials such as foam inserts or rubber gaskets. These materials are placed inside the pipes or around them to absorb any impact or shock during transportation. This helps prevent any potential damage caused by bumps or vibrations. In addition, steel pipes are often secured and immobilized within transportation containers using straps, braces, or other securing devices. These measures ensure that the pipes remain stable and do not move or collide with each other, reducing the risk of mechanical damage. Furthermore, proper handling and loading techniques are crucial in protecting steel pipes during transportation. This includes using appropriate lifting equipment, such as cranes or forklifts, to avoid dropping or mishandling the pipes. Additionally, pipes are often stored or stacked in a way that minimizes the risk of deformation or bending. Overall, a combination of protective coatings, cushioning materials, securement devices, and proper handling techniques are employed to safeguard steel pipes against mechanical damage during transportation. These measures help ensure that the pipes arrive at their destination in optimal condition, ready for use in various applications.
Q: How are steel pipes cleaned and maintained?
Steel pipes are commonly cleaned and maintained through a variety of methods. Firstly, they are often cleaned using chemical solvents or detergents to remove any dirt, debris, or rust. This process is followed by rinsing the pipes thoroughly with water. Additionally, periodic inspections are conducted to identify any signs of corrosion or damage, which are then repaired promptly to prevent further deterioration. Lastly, applying protective coatings or paints on the pipes can help to enhance their longevity and prevent future corrosion.
Q: How are steel pipes insulated for thermal purposes?
Various methods are commonly employed to insulate steel pipes for thermal purposes. One method frequently utilized involves wrapping the pipes with insulation materials like fiberglass, mineral wool, or foam. These materials act as a barrier between the pipe and its surroundings, effectively preventing heat transfer or loss. To ensure the proper insulation of steel pipes, the insulation material is typically tightly wrapped around the pipe, leaving no gaps or openings for heat to escape. Adhesive tapes or metal bands are then used to secure the insulation in place. In addition to external insulation, internal insulation can also be applied to steel pipes. This involves placing insulation material inside the pipe, creating a protective layer against heat loss or gain. Internal insulation is commonly utilized in situations where the pipe carries hot fluids or gases. Moreover, certain steel pipes are designed to incorporate a built-in insulation layer. These pipes, known as pre-insulated pipes, already come equipped with insulation material integrated into their structure. The insulation layer is typically made of foam or mineral wool and is covered with a protective outer layer, ensuring effective thermal insulation. The insulation of steel pipes for thermal purposes plays a critical role in various industries, including oil and gas, HVAC, and plumbing. Proper insulation helps to maintain the desired temperature of fluids or gases flowing through the pipes, preventing energy loss and enhancing overall efficiency.
Q: Can steel pipes be used for stormwater management systems?
Yes, steel pipes can be used for stormwater management systems. Steel pipes are commonly used in stormwater management systems due to their durability, strength, and resistance to corrosion. They can efficiently handle the flow of stormwater and are suitable for underground installation, making them a reliable choice for managing stormwater runoff.
Q: How do you calculate the pipe flow rate for steel pipes?
In order to calculate the flow rate of steel pipes, one must take into account various factors. Initially, the inside diameter of the pipe, which is commonly represented as D, needs to be determined. Subsequently, the length of the pipe, denoted as L, should be measured. Furthermore, one must be aware of the pressure drop, ΔP, across the pipe and the density of the fluid, ρ. Once all this information is obtained, either the Darcy-Weisbach equation or the Hazen-Williams equation can be utilized to calculate the flow rate. The Darcy-Weisbach equation is typically employed for pipes with turbulent flow, whereas the Hazen-Williams equation is commonly used for pipes with laminar flow. For the Darcy-Weisbach equation, the formula is as follows: Q = (π/4) * D^2 * √(2ΔP/ρ) Here, Q denotes the flow rate in cubic meters per second, D represents the inside diameter of the pipe in meters, ΔP signifies the pressure drop across the pipe in pascals, and ρ stands for the fluid density in kilograms per cubic meter. On the other hand, for the Hazen-Williams equation, the formula is as follows: Q = C * (D^2.63) * (ΔP^0.54) * (L^0.63) In this case, Q represents the flow rate in cubic meters per second, D denotes the inside diameter of the pipe in meters, ΔP signifies the pressure drop across the pipe in pascals, L represents the length of the pipe in meters, and C represents the Hazen-Williams coefficient, which relies on the roughness of the pipe. To ensure an accurate calculation of the pipe flow rate, it is imperative to maintain consistent units of measurement throughout the calculation. Additionally, precise measurements of the inside diameter, length, pressure drop, and fluid density are crucial in obtaining reliable results.
Q: Can steel pipes be used for wastewater treatment facilities?
Yes, steel pipes can be used for wastewater treatment facilities. Steel pipes are known for their durability, corrosion resistance, and high strength, which makes them suitable for handling various types of wastewater and harsh chemicals. Additionally, steel pipes can be easily welded, allowing for flexibility in design and installation.
Q: Are steel pipes suitable for high-temperature applications?
Yes, steel pipes are suitable for high-temperature applications. Steel has excellent heat resistance properties, and steel pipes can withstand high temperatures without deformation or structural failure. Additionally, steel pipes can maintain their strength and durability even under extreme heat conditions, making them a reliable choice for various industrial and commercial applications involving high temperatures.
Q: Are steel pipes resistant to chemicals and corrosion?
Yes, steel pipes are generally resistant to chemicals and corrosion. Steel pipes are often coated with protective layers such as zinc or epoxy to enhance their resistance to corrosion. These coatings act as a barrier, preventing chemicals from coming into direct contact with the steel and reducing the risk of corrosion. Additionally, steel itself has inherent corrosion-resistant properties, making it a suitable material for many applications where exposure to chemicals and corrosive elements is common. However, it is important to note that the level of resistance may vary depending on the specific type of steel, the coating used, and the specific chemicals or corrosive substances involved. Therefore, it is advisable to consult with experts and consider the specific requirements of the intended application to ensure the appropriate choice of steel and protective measures are taken to maximize resistance to chemicals and corrosion.
Q: What are low-pressure carbon steel tubes?
It's pressure levelThe design pressure (P) of pressure vessel is divided into four pressure levels: low voltage, medium pressure, high pressure and extra high pressure:(1) low voltage: Code L, 0.1MPa is less than or equal to p<1.6MPa(2) MP: Code M, 1.6MPa is less than or equal to p<10.0MPa(3) high voltage: Code H, 10.0MPa is less than or equal to p<100.0MPa(4) high voltage: Code U, P = 100.0MPa

Send your message to us

This is not what you are looking for? Post Buying Request

Similar products

Hot products


Hot Searches

Related keywords