• Large Diameter Stainless Steel Pipe for wholesales System 1
  • Large Diameter Stainless Steel Pipe for wholesales System 2
Large Diameter Stainless Steel Pipe for wholesales

Large Diameter Stainless Steel Pipe for wholesales

Ref Price:
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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
35 m.t.
Supply Capability:
5000 m.t./month

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Specification

Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Thickness:
5mm-900mm
Length:
5m-12m
Net Weight:
0.016MT

Structure : 

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.

 

Main Features :

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price

 

Specification:

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.

 FAQ :

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.

B. How 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.

C.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 !

Product image:

 

Large Diameter Stainless Steel Pipe for wholesales

Large Diameter Stainless Steel Pipe for wholesales

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.

Since 2004, the trading volume of CNBM International has been doubled in 5 successive years owing to the support of superior corporations and effort of all staff. Meanwhile, we have established strategic partnerships with hundreds of domestic manufacturers and sound business relations with clients from over 120 countries. Currently, we have wholly-owned overseas subsidiaries and branches in 5 countries with a view to realize localization, which also represents an essential progress in our globalization target.

 

 

Q: Can stainless steel pipes be insulated with polystyrene?
Indeed, it is possible to insulate stainless steel pipes with polystyrene. Polystyrene, known for its exceptional thermal insulation capabilities, is widely utilized as an insulation material. Its effectiveness lies in its ability to hinder heat loss or gain from the pipes, thereby enhancing energy efficiency. Applying polystyrene insulation to stainless steel pipes can be accomplished through different techniques like pre-formed insulation jackets, spray foam insulation, or rigid foam board insulation. Nevertheless, it is crucial to guarantee the accurate installation and sealing of the insulation to prevent any potential moisture problems or harm to the pipes.
Q: Are stainless steel pipes suitable for industrial water systems?
Yes, stainless steel pipes are suitable for industrial water systems. Stainless steel is a highly durable and corrosion-resistant material, making it ideal for use in water systems that are exposed to harsh conditions and high levels of moisture. Stainless steel pipes have excellent resistance to both internal and external corrosion, which reduces the risk of leaks and contamination in industrial water systems. They also have a long lifespan and require minimal maintenance, resulting in cost-effectiveness in the long run. Additionally, stainless steel pipes have a high heat resistance, making them suitable for applications that involve hot water or steam. Overall, stainless steel pipes are a reliable and efficient choice for industrial water systems.
Q: Can stainless steel pipes be used for food processing?
Yes, stainless steel pipes can be used for food processing. Stainless steel is a popular choice in the food industry due to its excellent corrosion resistance, high strength, and hygiene properties. It is non-reactive, which means it does not interact with food and does not impart any taste or odor. Stainless steel pipes are easy to clean, sanitize, and maintain, making them suitable for use in food processing applications where cleanliness and hygiene are crucial. Additionally, stainless steel pipes can withstand high temperatures and pressures, making them ideal for various food processing operations such as transportation, storage, and distribution of food products.
Q: What are the limitations of using stainless steel pipes?
Some limitations of using stainless steel pipes include their higher cost compared to other materials, their susceptibility to corrosion in certain environments, and their lower thermal conductivity compared to materials like copper. Additionally, stainless steel pipes may be more difficult to cut and weld, and their strength and durability may vary depending on the specific grade of stainless steel used.
Q: What is the impact strength of stainless steel pipes?
The impact strength of stainless steel pipes is generally high, as stainless steel is known for its toughness and resistance to impact and deformation. However, the exact impact strength can vary depending on the specific grade and manufacturing process of the stainless steel used in the pipes.
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: Are stainless steel pipes suitable for underground installations?
Yes, stainless steel pipes are suitable for underground installations. Stainless steel is highly resistant to corrosion and can withstand harsh underground conditions such as moisture, soil chemicals, and temperature variations. Additionally, stainless steel pipes have high strength and durability, making them a reliable choice for underground applications.
Q: What are the different grades of stainless steel used in pipe manufacturing?
The different grades of stainless steel used in pipe manufacturing include 304, 316, 321, and 347.
Q: What is the internal roughness of stainless steel pipes?
The internal roughness of stainless steel pipes refers to the texture or surface finish on the inner walls of the pipe. It is a measure of the irregularities or bumps present on the internal surface. The roughness is usually quantified by measuring the average height of these irregularities, typically expressed as Ra (arithmetical mean deviation of the profile) or Rz (maximum height of the profile). Stainless steel pipes are known for their smooth and corrosion-resistant properties, which make them suitable for various applications in industries such as oil and gas, food processing, pharmaceuticals, and chemicals. The internal roughness of stainless steel pipes is typically low, resulting in minimal frictional resistance to fluid flow and improved hygienic properties. The internal roughness can vary depending on the manufacturing process, the grade of stainless steel, and the intended application. Stainless steel pipes can be manufactured with different surface finishes, such as pickled, annealed, or polished, which can affect the internal roughness. Polished surfaces generally have lower roughness values, providing smoother flow and minimizing the risk of contamination in applications that require high cleanliness standards. It is important to consider the internal roughness of stainless steel pipes when designing systems that involve fluid flow, as it can impact the pressure drop, flow rate, and overall efficiency. The roughness value is often taken into account in fluid dynamics calculations, such as determining the friction factor in pipe flow equations. To ensure the desired internal roughness, stainless steel pipes are often subjected to post-processing treatments, such as electropolishing or mechanical polishing, which can further reduce the roughness and improve the surface finish. These treatments enhance the performance and longevity of stainless steel pipes in critical applications where minimal frictional resistance, high cleanliness, and corrosion resistance are essential.

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