• Seamless Stainless Steel Tube Seamless Steel Pipe System 1
  • Seamless Stainless Steel Tube Seamless Steel Pipe System 2
  • Seamless Stainless Steel Tube Seamless Steel Pipe System 3
Seamless Stainless Steel Tube Seamless Steel Pipe

Seamless Stainless Steel Tube Seamless Steel Pipe

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Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
30 kg
Supply Capability:
12000 kg/month

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1Structure of Seamless Pipe ASTM A106/53: 

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. 

Application

carbon seamless steel pipes are widely used in gas, water and oil, transpotation;constructions;Bridge,highway,windows of model steel door; building materials;fences;heating facilities Fluid Pipe;conduit pipe,scaffolding pipe.etc.

Payment Terms: L/C D/A D/P T/T

Packing and shipment

Packaged in bundles,as per customers' requirements, it can also bepackagesd as beveled ends, typed marking, black painting, plastic caps protection,woven bags packing

For 20" container the max length is 5.8m; For 40" container the max length is 12m. other options are available based on customer requests. Please discuss when placing orders.

 

 

2‍‍Main Features of the Seamless Pipe ASTM A106/53:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price  

 

3Seamless Pipe ASTM A106/53 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. 

 

 

4Packaging & Delivery

Packaging Details:

seaworthy package,bundles wrapped with strong steel strip

Delivery Detail:

15-30days after received 30%TT

 

5FAQ of Seamless Pipe ASTM A106/53:  

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.

 

6‍‍Seamless Pipe ASTM A106/53 Images 

 

 

 

Q:What is the pressure rating of stainless steel pipes?
The pressure rating of stainless steel pipes can vary depending on several factors such as the grade of stainless steel, the wall thickness of the pipe, and the diameter of the pipe. Generally, stainless steel pipes have high pressure ratings due to the strength and corrosion resistance of the material. However, it is essential to consult the relevant standards and specifications to determine the exact pressure rating for a specific stainless steel pipe. These standards, such as ASME B31.3 or ASTM A312, provide guidelines and calculations for determining the maximum allowable working pressure (MAWP) based on the aforementioned factors. It is crucial to ensure that the pressure rating of the stainless steel pipes is appropriate for the intended application to maintain safety and prevent any potential failures or leaks.
Q:What is the significance of the schedule in stainless steel pipes?
The thickness of the pipe walls is what the schedule in stainless steel pipes refers to. It plays a crucial role in determining the pipe's strength, durability, and ability to handle pressure. The schedule is represented by a numerical value, such as Schedule 10, Schedule 40, or Schedule 80, which indicates the thickness of the pipe. The schedule's importance lies in its impact on the pipe's ability to withstand different conditions and applications. A higher schedule number means a thicker wall, resulting in increased strength and resistance to both internal and external pressures. This makes stainless steel pipes with a higher schedule suitable for applications that involve high pressure and high temperature, such as industrial processes, oil and gas pipelines, and chemical processing plants. Additionally, the schedule also affects the flow capacity of the pipe. Thicker-walled pipes have a smaller internal diameter, which reduces the flow rate compared to pipes with thinner walls. This factor is crucial when considering the fluid flow requirements in plumbing systems, HVAC installations, and other applications. The choice of the appropriate schedule for stainless steel pipes depends on specific project requirements, including pressure, temperature, and flow conditions. It is essential to select the correct schedule to ensure the pipe can safely and efficiently handle the intended application. To summarize, the significance of the schedule in stainless steel pipes lies in its influence on strength, pressure handling capabilities, and flow capacity. By understanding the schedule, engineers and professionals can make informed decisions when selecting and installing stainless steel pipes for various industrial, commercial, and residential applications.
Q:What is the maximum length of stainless steel pipes?
The maximum length of stainless steel pipes can vary depending on various factors such as the manufacturing process, the specific grade of stainless steel used, and the intended application. In general, stainless steel pipes can be manufactured in lengths ranging from a few feet to several hundred feet. However, it is important to note that longer lengths may require special handling during transportation and installation due to their weight and potential for bending or damage. Additionally, certain applications may have specific limitations on the maximum length of stainless steel pipes to ensure optimal performance and safety.
Q:Can stainless steel pipes be used for hygienic applications?
Yes, stainless steel pipes can be used for hygienic applications. Stainless steel is a highly durable and corrosion-resistant material that is commonly used in industries where hygiene is of utmost importance, such as food and beverage, pharmaceutical, and biotechnology sectors. Stainless steel pipes have a smooth surface that prevents the growth of bacteria and other microorganisms, making them suitable for applications where cleanliness is crucial. They are also easy to clean and maintain, as the smooth surface allows for efficient and thorough cleaning, reducing the risk of contamination. Moreover, stainless steel pipes are non-reactive and do not release any harmful substances into the products being transported. This makes them ideal for applications where sanitary conditions are essential, such as in the production and transportation of food, beverages, and pharmaceuticals. Additionally, stainless steel pipes have excellent resistance to high temperatures, chemicals, and corrosion, ensuring the integrity of the system and preventing any contamination or leaks. They are also highly durable and can withstand harsh operating conditions, making them a reliable choice for hygienic applications. In conclusion, stainless steel pipes are suitable for hygienic applications due to their durability, corrosion resistance, smooth surface, ease of cleaning, and non-reactivity. They provide a reliable and sanitary solution for industries where hygiene is a top priority.
Q:What is the difference between electropolished and passivated stainless steel pipes?
Electropolished and passivated stainless steel pipes are both surface treatment methods used to enhance the corrosion resistance of the material. However, there are notable differences between the two. Electropolishing is an electrochemical process that removes a thin layer of stainless steel, leaving behind a smooth and bright surface. This process helps to eliminate surface imperfections, impurities, and contaminants, resulting in a highly clean and pristine finish. Electropolished pipes have improved resistance to corrosion, as well as enhanced cleanability and aesthetic appeal. On the other hand, passivation is a chemical process that creates a protective oxide layer on the surface of stainless steel. This layer acts as a barrier, preventing the formation of rust and enhancing the overall corrosion resistance of the material. Passivation is typically performed after fabrication or welding to restore the stainless steel's passive state and ensure long-term durability. In summary, while both electropolishing and passivation offer corrosion resistance benefits, electropolishing focuses on achieving a smooth and clean surface, whereas passivation forms a protective oxide layer. The choice between the two methods depends on the specific requirements, desired appearance, and intended application of the stainless steel pipes.
Q:What is the corrosion resistance of stainless steel pipes?
Due to the presence of chromium in their composition, stainless steel pipes possess excellent corrosion resistance. The chromium in these pipes undergoes a reaction with oxygen in the atmosphere, resulting in the formation of a thin layer of chromium oxide on the pipe's surface. This layer of oxide acts as a protective barrier, effectively preventing further oxidation and corrosion of the underlying metal. Moreover, stainless steel pipes often incorporate other elements such as nickel and molybdenum, which further bolster their resistance against corrosion. Consequently, stainless steel pipes exhibit remarkable resistance to rust, pitting, and other forms of corrosion, rendering them suitable for a wide array of applications in diverse industries, including plumbing, oil and gas, chemical processing, and marine environments.
Q:Can stainless steel pipes be used for dairy processing equipment?
Yes, stainless steel pipes can be used for dairy processing equipment. Stainless steel is a commonly used material in the food and dairy industry due to its hygienic properties, resistance to corrosion, and ease of cleaning. It is specifically designed to meet the high standards of cleanliness and sanitation required in dairy processing, making it a suitable choice for various applications in this industry.
Q:What is the difference between 304J4 and 316J4 stainless steel pipes?
304J4 and 316J4 stainless steel pipes exhibit contrasting compositions and properties. In terms of their alloy content, 304J4 stainless steel comprises 18-20% chromium and 8-10% nickel, whereas 316J4 stainless steel consists of 16-18% chromium, 10-14% nickel, and 2-3% molybdenum. The elevated levels of nickel and molybdenum in 316J4 stainless steel pipes contribute to their superior resistance against corrosion compared to 304J4 stainless steel pipes. This characteristic renders 316J4 stainless steel pipes more suitable for applications exposed to harsh environments, including marine and chemical industries. Moreover, the increased molybdenum content in 316J4 stainless steel pipes enhances their ability to withstand pitting and crevice corrosion, which commonly occur in chloride-rich surroundings. Consequently, they are the preferred choice for applications involving exposure to seawater or other corrosive substances. Conversely, 304J4 stainless steel pipes offer a more cost-effective option and are frequently employed in less demanding applications, where corrosion resistance is not a primary concern. They find wide usage in industries such as food processing, appliances, and automotive. In conclusion, the fundamental disparities between 304J4 and 316J4 stainless steel pipes lie in their alloy composition and subsequent corrosion resistance properties. 316J4 stainless steel pipes exhibit heightened corrosion resistance, particularly in chloride-rich environments, making them well-suited for more demanding applications, while 304J4 stainless steel pipes present a cost-effective solution and are commonly utilized in less corrosive environments.
Q:How do stainless steel pipes compare to aluminum pipes?
Stainless steel pipes have superior durability and corrosion resistance compared to aluminum pipes. Additionally, stainless steel pipes can withstand higher temperatures and pressures, making them suitable for a wider range of applications. However, aluminum pipes are lighter in weight and more cost-effective, making them a popular choice for certain industries. Ultimately, the choice between stainless steel and aluminum pipes depends on specific requirements and budget constraints.
Q:How do you prevent discoloration in stainless steel pipes?
To prevent discoloration in stainless steel pipes, it is essential to maintain proper cleaning and maintenance. Regularly clean the pipes using mild soapy water or a stainless steel cleaner, and avoid using abrasive or harsh chemicals that may cause damage or discoloration. Additionally, ensure proper ventilation to minimize the exposure to high temperatures or humidity, which can lead to discoloration.

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