• Stainless Steel Pipes - Large Diameter for Wholesales System 1
  • Stainless Steel Pipes - Large Diameter for Wholesales System 2
Stainless Steel Pipes - Large Diameter for Wholesales

Stainless Steel Pipes - Large Diameter for Wholesales

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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:Are stainless steel pipes suitable for fire sprinkler systems?
Indeed, fire sprinkler systems find stainless steel pipes to be a suitable choice. The durability and longevity of stainless steel, owing to its remarkable resistance to corrosion, make it an ideal material for pipe systems. This corrosion resistance ensures that the pipes will not weaken or deteriorate over time, thus guaranteeing the fire sprinkler system's dependability and effectiveness. Furthermore, stainless steel pipes possess outstanding heat resistance, a crucial attribute in fire protection systems. They can endure high temperatures without warping or melting, thereby ensuring that the pipes will not fail in the event of a fire emergency. All in all, stainless steel pipes offer the requisite strength, durability, and heat resistance needed in fire sprinkler systems, rendering them a suitable choice for such applications.
Q:Mechanical properties of stainless steel tubes
Strength (tensile strength, yield strength) the strength of stainless steel is determined by various factors, but the most important and basic factor is the addition of different chemical factors, mainly metallic elements. Different types of stainless steel have different strength characteristics due to their differences in chemical composition.
Q:What is the cost of stainless steel pipes compared to other materials?
The cost of stainless steel pipes tends to be higher compared to other materials such as PVC or carbon steel. Stainless steel is known for its durability, corrosion resistance, and high strength, which makes it a popular choice in various industries. However, these qualities come at a higher price point. Additionally, factors such as pipe dimensions, grade of stainless steel, and market fluctuations can also affect the overall cost.
Q:What is the difference between 304Ti and 316Ti stainless steel pipes?
304Ti and 316Ti are two types of stainless steel pipes that differ in several key aspects. The primary distinction between them lies in their chemical composition. 304Ti is a variant of the 304 stainless steel grade, whereas 316Ti is a variant of the 316 stainless steel grade. A significant difference between the two is the presence of molybdenum in 316Ti, which is absent in 304Ti. Molybdenum enhances the corrosion resistance of stainless steel, making 316Ti more resistant to pitting and crevice corrosion in chloride-containing environments like marine or coastal areas. This characteristic makes 316Ti the preferred choice for applications where exposure to corrosive elements is a concern. Furthermore, 316Ti has a lower carbon content compared to 304Ti, which improves its resistance to sensitization and intergranular corrosion. Sensitization occurs when stainless steel is exposed to high temperatures, leading to the formation of chromium carbides that can reduce the material's corrosion resistance. By reducing the carbon content, 316Ti minimizes the risk of sensitization and maintains its corrosion resistance even under high-temperature conditions. In terms of mechanical properties, 316Ti generally exhibits higher tensile strength and yield strength than 304Ti, making it more suitable for applications requiring greater strength and durability. However, it is essential to note that both grades of stainless steel pipes possess excellent strength and toughness. To summarize, the main differences between 304Ti and 316Ti stainless steel pipes lie in their chemical compositions and resulting corrosion resistance. 316Ti offers superior corrosion resistance in chloride-containing environments and better resistance to sensitization and intergranular corrosion. However, the choice between the two grades ultimately depends on specific application requirements and environmental factors.
Q:What are the different types of stainless steel pipe nipples?
There are several different types of stainless steel pipe nipples available, each designed for specific applications and industries. 1. Seamless Stainless Steel Pipe Nipples: These are made from a single piece of stainless steel, without any welded joints. They are known for their high strength and ability to withstand high pressure and temperature. 2. Welded Stainless Steel Pipe Nipples: These are created by joining two or more pieces of stainless steel using a welding process. They are more cost-effective than seamless nipples but may have lower strength and durability. 3. Threaded Stainless Steel Pipe Nipples: These nipples have threaded ends, allowing them to be easily screwed into place. They are commonly used in plumbing and other applications where easy installation and removal is required. 4. Square Stainless Steel Pipe Nipples: These nipples have a square shape rather than the traditional cylindrical shape. They are often used in structural applications where stability and strength are important. 5. Hex Stainless Steel Pipe Nipples: These nipples have hexagonal ends, which provide a greater grip for tightening and loosening. They are commonly used in plumbing and gas supply systems. 6. Close Nipples: These are short-length stainless steel pipe nipples with threaded ends on both sides. They are used to connect two fittings directly without any gap. 7. King Nipples: Also known as hose nipples, these stainless steel pipe nipples have a male threaded end on one side and a barbed end on the other side. They are commonly used in hose assemblies for fluid transfer. 8. Reducing Nipples: These stainless steel pipe nipples have different diameters on each end, allowing for connection between pipes of different sizes. 9. Swage Nipples: These are stainless steel pipe nipples that have one end with a larger diameter than the other. They are used to transition between pipes of different sizes. 10. PEX Nipples: These are specifically designed stainless steel pipe nipples for use with PEX (cross-linked polyethylene) tubing in plumbing systems. They have barbed ends that securely connect to the PEX tubing. Overall, the choice of stainless steel pipe nipple depends on the specific application requirements such as pressure, temperature, compatibility with fluids, and installation method.
Q:Can stainless steel pipes be used for drinking water applications?
Yes, stainless steel pipes can be used for drinking water applications. Stainless steel is a highly durable and corrosion-resistant material, making it an ideal choice for transporting drinking water. It is resistant to rust, scale, and corrosion, which helps maintain the quality and purity of the water. Additionally, stainless steel pipes do not leach any harmful substances into the water, ensuring it remains safe for consumption. Moreover, stainless steel has a smooth inner surface, which reduces the risk of bacterial growth and maintains the water's taste and odor.
Q:What is the difference between double wall and single wall stainless steel pipes?
The main difference between double wall and single wall stainless steel pipes lies in their construction and applications. Single wall stainless steel pipes are made up of one layer of stainless steel. They are commonly used in various industrial applications such as plumbing, heating, ventilation, and air conditioning systems. These pipes are known for their durability, corrosion resistance, and high tensile strength. Single wall stainless steel pipes are suitable for transporting fluids and gases at moderate temperatures and pressures. On the other hand, double wall stainless steel pipes consist of an inner and outer layer of stainless steel, with a layer of insulation in between. The insulation layer provides thermal insulation, preventing heat transfer and maintaining the temperature of the fluid or gas inside the pipe. Double wall stainless steel pipes are typically used in applications where temperature control is critical, such as in high-temperature industrial processes or in the transport of hot or cold fluids. Due to their insulation layer, double wall stainless steel pipes have superior energy efficiency compared to single wall pipes. They minimize heat loss or gain, reducing energy consumption and optimizing the efficiency of heating or cooling systems. Additionally, the insulation layer also helps to reduce condensation, which can prevent damage to surrounding equipment or structures. In summary, the main difference between double wall and single wall stainless steel pipes is the presence of an insulation layer in double wall pipes. This insulation layer provides thermal insulation, making them suitable for applications that require temperature control and energy efficiency. Single wall pipes, on the other hand, are commonly used in various industrial applications that do not require insulation or stringent temperature control.
Q:Where is the difference between seamless steel pipe and welded pipe?
1., the appearance of seamless steel pipe and welded pipe difference in the welded pipe wall welded tendons, and seamless No.2. seamless pipe pressure is higher, welded pipe is generally in 10 or so MPa, now welded pipe to do seamless processing.3. seamless steel tube is formed in the rolling process. Welded steel pipes need to be welded after coiling, and spiral welding and direct welding are generally used. Seamless performance is better, of course, the price is higher.
Q:Can stainless steel pipes be used for solar thermal systems?
Yes, stainless steel pipes can be used for solar thermal systems. Stainless steel is a popular choice for solar thermal system piping due to its corrosion resistance, durability, and ability to withstand high temperatures. Solar thermal systems use heat from the sun to generate hot water or provide space heating, and stainless steel pipes are able to handle the high temperatures and pressures involved in these systems. Additionally, stainless steel pipes have a long lifespan, which makes them a reliable choice for solar thermal applications.
Q:What is the difference between seamless and hot-rolled stainless steel pipes?
The main difference between seamless and hot-rolled stainless steel pipes lies in their manufacturing processes. Seamless stainless steel pipes are produced through a method called extrusion, where a solid billet is heated and forced through a die to create the desired pipe shape. This process ensures a smooth and uniform surface finish, without any welded joints. On the other hand, hot-rolled stainless steel pipes are made by heating a metal billet and then rolling it into the desired shape. This method often results in a rougher surface finish and may require additional processes such as welding to join multiple segments. Overall, seamless pipes tend to have higher strength and corrosion resistance due to their uniform composition and lack of welds, making them suitable for applications with high pressure or corrosive environments. Hot-rolled pipes, while more cost-effective, may have limited use in certain demanding conditions.

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