Round Section Hot Rolled Stainless Steel Pipe MOQ 30MT
- Ref Price:
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- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 3000 m.t./month
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Specification
Round Section Hot Rolled Stainless Steel Pipe MOQ 30MT
1.Structure of Stainless Steel Pipe :
Stainless steel 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 Stainless Steel Pipe :
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3.Stainless 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. Application of Stainless Steel Pipe
Stainless steel pipe is used for structural and piping applications that require the properties that stainless steel delivers – high strength, toughness and excellent corrosion resistance. The pipe is available in sizes 1/2" through 36” in outside diameter (OD) and schedules 05S through 80S and larger for wall thickness (WT). It is available as welded and seamless. Stainless pipe has a dull gray, mill finish.
5.Packaging & Delivery
Packaging Details: | seaworthy package,bundles wrapped with strong steel strip |
Delivery Detail: | 50-60days after received 30%TT or Original LC |
6.FAQ of Stainless Steel Pipe :
A. How 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.
trust the quotation we would give you, it is professional one.
B. Why 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.
Any question, pls feel free to contact us !
7. Seamless Pipe ASTM A106/53 Images：
8. Company Information:
CNBM International Corporation (CNBM International) is the most important trading platform of CNBM Group Corporation, a state-owned company under the direct supervision of State-owned Assets Supervision and Administration Commission of the State Council.
In line with the business, CNBM International launched E-business platform Okorder.com.Our goal is to transform CNBM International into the global leading brand in building materials industry within 3 to 5 years through innovation and reform, by strengthening the overall management of supply chain, developing and cultivating both domestic and overseas market, improving the procedure and information system, enhancing the ability to organize resources and to provide value-added services under a professional team and a learning organization.
- Q: What is the difference between 304LN and 304 stainless steel pipes?
- The main difference between 304LN and 304 stainless steel pipes lies in the nitrogen content. 304LN stainless steel contains a higher nitrogen content, which improves its strength and corrosion resistance compared to 304 stainless steel. This makes 304LN a better choice for applications where high strength and resistance to corrosion are important factors.
- Q: How do you insulate stainless steel pipes?
- One way to insulate stainless steel pipes is by using insulation materials such as foam pipe covers or fiberglass pipe insulation. These materials can be wrapped around the pipes to provide a layer of insulation and prevent heat loss or condensation. Additionally, using insulation tape or adhesive can help secure the insulation in place.
- Q: What is the welding procedure for stainless steel pipes?
- The welding procedure for stainless steel pipes involves cleaning the surfaces to be welded, preheating the pipes to the recommended temperature, selecting the appropriate welding method (TIG, MIG, or stick), and using the correct filler material. The welder should maintain proper shielding gas flow, control the heat input, and ensure consistent and smooth welding passes. Post-welding, the weld area should be properly cleaned and inspected for any defects.
- Q: Can stainless steel pipes be used for chemical refineries?
- Indeed, chemical refineries can utilize stainless steel pipes. Stainless steel possesses exceptional resistance to corrosion, rendering it an appropriate option for the management of diverse chemicals and corrosive substances prevalent in refineries. It provides exceptional strength, durability, and high temperature resistance, making it an ideal choice for the arduous conditions and demanding settings within chemical refineries. Moreover, stainless steel pipes are effortless to clean and maintain, a critical aspect in industries where cleanliness is of utmost importance to prevent contamination or compromise product quality. In summary, stainless steel pipes are extensively employed in chemical refineries due to their corrosion resistance, strength, and long lifespan.
- Q: What is the difference between seamless and cold-rolled stainless steel pipes?
- Differences can be observed between seamless and cold-rolled stainless steel pipes in terms of their manufacturing process and resulting characteristics. Seamless stainless steel pipes are created by piercing a solid cylindrical billet of stainless steel and subjecting it to various steps, including elongation and reduction, to achieve the desired size and shape. Through this process, the pipe acquires a smooth and even surface without any welded seams. As a result, seamless stainless steel pipes exhibit superior strength, durability, and resistance to corrosion. Furthermore, they are capable of withstanding high pressure and temperature conditions, making them suitable for a wide range of applications, such as oil and gas pipelines, chemical processing, and power generation. On the other hand, cold-rolled stainless steel pipes are manufactured by rolling stainless steel sheets or strips at room temperature. This process involves passing the material through a series of rollers to reduce its thickness and shape it into a cylindrical form. Unlike seamless pipes, cold-rolled pipes possess visible welded seams on their surface. While these seams may potentially weaken the pipe, their strength and integrity can be improved by applying additional processes such as heat treatment or cold working. The choice between seamless and cold-rolled stainless steel pipes depends on the specific requirements of the application. Seamless pipes are generally preferred when high strength, corrosion resistance, and pressure resistance are crucial, especially in industries where leaks or failure can have severe consequences. On the other hand, cold-rolled pipes may be more suitable for applications where cost-effectiveness and moderate performance are sufficient, such as certain plumbing systems or decorative purposes. To summarize, seamless stainless steel pipes are manufactured without welded seams, offering superior strength, durability, and resistance to corrosion, making them ideal for demanding applications. Meanwhile, cold-rolled stainless steel pipes, which possess visible welded seams, are generally more cost-effective and suitable for less demanding applications that do not require the same level of strength and corrosion resistance.
- Q: Can stainless steel pipes be used for oil pipelines?
- Indeed, oil pipelines can utilize stainless steel pipes. Renowned for its exceptional resistance to corrosion, stainless steel is an ideal material for the transfer of diverse fluids, such as oil. Moreover, its durability and ability to withstand high pressure and temperature circumstances further enhance its suitability for oil pipelines. Additionally, the smooth inner surface of stainless steel pipes aids in diminishing friction and enhancing the oil's flow. Nevertheless, it is vital to carefully contemplate the selection of stainless steel grade and appropriate coating to guarantee compatibility with the specific type of oil and the prevailing environmental conditions in which they will be employed.
- Q: How do you calculate the wall thickness for stainless steel pipes under external pressure?
- To calculate the wall thickness for stainless steel pipes under external pressure, you can use the formula provided by various industry codes and standards such as ASME B31.3 or API 570. This formula takes into account factors like the material's yield strength, allowable stress, design factor, and the external pressure acting on the pipe. By inputting these values into the formula, you can calculate the required wall thickness to ensure the pipe can withstand the external pressure without failure.
- Q: What is the chemical composition of stainless steel pipes?
- Stainless steel pipes are primarily composed of iron, with a minimum of 10.5% chromium content. Other elements such as nickel, manganese, carbon, and small amounts of other elements are also present in varying quantities depending on the specific grade and intended application of the stainless steel.
- Q: What is the difference between polished and unpolished stainless steel pipes?
- The main difference between polished and unpolished stainless steel pipes lies in their appearance and surface texture. Polished stainless steel pipes have undergone a process to enhance their visual appeal, resulting in a shiny, mirror-like finish. On the other hand, unpolished stainless steel pipes maintain their natural, raw surface texture, which may appear duller and less reflective. The choice between polished and unpolished stainless steel pipes depends on the desired aesthetic and the specific application requirements.
- Q: What are the dimensions and sizes of stainless steel pipes?
- Stainless steel pipes come in various dimensions and sizes to cater to different industrial and commercial applications. The dimensions and sizes of stainless steel pipes are determined by their nominal diameter (DN) and their schedule or wall thickness. The nominal diameter refers to the approximate internal diameter of the pipe, and it is commonly expressed in inches or millimeters. The most commonly available stainless steel pipe sizes range from 1/8 inch (3.175 mm) up to 48 inches (1219 mm) in nominal diameter. However, larger sizes can be custom-made to meet specific requirements. The schedule or wall thickness of stainless steel pipes is denoted by a schedule number, which indicates the thickness of the pipe's walls. The most common schedules for stainless steel pipes are Sch 5, Sch 10, Sch 40, and Sch 80. The higher the schedule number, the thicker the walls of the pipe. In addition to the dimensions and sizes, stainless steel pipes are also available in various lengths, typically ranging from 20 feet (6.1 meters) to 40 feet (12.2 meters). However, custom lengths can also be ordered based on specific project needs. It is worth noting that these dimensions and sizes may vary depending on the standards and specifications set by different countries and industries. Therefore, it is essential to consult the relevant standards or work with a trusted supplier to ensure the accurate dimensions and sizes of stainless steel pipes for a particular application.
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Round Section Hot Rolled Stainless Steel Pipe MOQ 30MT
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 3000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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