• Stainless steel welded pipe variety specification System 1
Stainless steel welded pipe variety specification

Stainless steel welded pipe variety specification

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
1 m.t.
Supply Capability:
3000 m.t./month

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Stainless steel welded pipe is currently mainly used in heat exchanger tube, fluid pipe, pressure pipe, mechanical structure tube, city landscape, professions and so on

Welded steel pipe with high precision, uniform wall thickness, pipe inside and outside surface of high brightness (steel plate surface brightness surface level decision), can be arbitrary fixed length. Therefore, it reflects the economy and its aesthetics in high precision, low voltage applications in fluid.

 

Name

2 inch Stainless Steel Pipe,Welded Stainless Steel Pipe China Manufacture

Material

304:0cr18ni9, 0cr17ni8

201:1cr17mn6ni5n,1cr13mn9ni1n

316:0cr17ni12 or as customers request

Size(round pipe)

9.5, 12.7, 15.9, 17, 18, 19.1, 20, 21, 22.2, 23, 25.4, 28, 318, 35, 60, 63.5, 73, 76.2, 88.9,

101.6, 114.3, 127, 133, 159, 168, 219 mm or customized

Size (square  pipe)          

10×10,12×12,18×18,23×23,38×38,50×50,70×70,100×100,20×10,23×10,24×12,25×13,36×23,40×20,50×20,

60×15,75×45,80×60,95×45,100×60,150×100 mm or customized

Size (oval pipe)

30×15,80×40 mm os customized

Thickness

0.25-3 mm

Length

6m or according to customers request

Outer diameter

6.35-219mm

Tolerance

Outer diameter :±0.2mm

Thickness :±0.02mm

Length :±0.5mm

Process method

Code down, annealed with nitrogen protection, ultrasonic,automatic shape, polished

Finishing

A: sanded  B: 400#-600# mirror  C: hairline brushed  D: TIN titanlum

E : HL brushed & mirror (two kinds of finishing for one pipe

 

Q:304L stainless steel pipe can withstand 0.1MPA?
304L stainless steel pipe can withstand 0.1MPAThe pipe can be able to withstand the pressure to see the size, there is the stainless steel seamless pipe pressure is stronger than that of stainless steel pipe joints. 0.1Mpa=10 kg pressure.
Q:Are stainless steel pipes suitable for compressed air systems?
Yes, stainless steel pipes are suitable for compressed air systems. Stainless steel has excellent corrosion resistance, high strength, and can withstand high-pressure conditions, making it a reliable choice for transporting compressed air. Additionally, stainless steel pipes are durable and have a long lifespan, minimizing the need for frequent replacements.
Q:Can stainless steel pipes be insulated with polyphthalamide?
Polyphthalamide cannot be directly used to insulate stainless steel pipes. Usually, polyphthalamide is utilized as a high-performance thermoplastic for injection molding applications, rather than as insulation for pipes. For insulating stainless steel pipes, commonly used materials include fiberglass, mineral wool, and foam insulation. These materials are designed to provide thermal insulation, prevent heat transfer, and offer protection against corrosion and condensation. If there is a need to insulate stainless steel pipes, it is advisable to choose a suitable insulation material specifically designed for pipe insulation, rather than attempting to use polyphthalamide, which is not commonly used for this purpose.
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:Can stainless steel pipes be used for underground drainage systems?
Indeed, underground drainage systems can utilize stainless steel pipes. Stainless steel proves to be a robust and corrosion-resistant substance capable of enduring the harsh conditions commonly encountered beneath the surface, encompassing moisture, soil chemicals, and fluctuating temperatures. Furthermore, stainless steel pipes exhibit resistance to rust, a prevalent issue faced by alternative pipe materials. Moreover, their extended lifespan and minimal maintenance demands render stainless steel pipes a fitting selection for underground drainage systems.
Q:Can stainless steel pipes be wrapped with fiberglass insulation?
Yes, stainless steel pipes can be wrapped with fiberglass insulation.
Q:Are stainless steel pipes suitable for food and beverage processing?
Stainless steel pipes are highly suitable for food and beverage processing due to their unique properties and benefits. The popularity of stainless steel in the food and beverage industry stems from its corrosion resistance, making it ideal for environments with acids, chemicals, and moisture. This ensures the pipes remain hygienic, rust-free, and contamination-free, guaranteeing the safety and quality of the processed food or beverage. Moreover, stainless steel pipes have a smooth surface that prevents the adherence of bacteria, dirt, or contaminants, making cleaning and sanitization easier and more effective, reducing the risk of cross-contamination. Additionally, stainless steel pipes possess high heat resistance, enabling them to withstand extreme temperatures without warping or deforming. This quality makes them suitable for various food processing applications, including pasteurization and sterilization. Furthermore, stainless steel is non-reactive, meaning it does not interact with the food or beverage being processed. This ensures that the taste, odor, and overall quality of the final product remain uncompromised. In conclusion, stainless steel pipes are an excellent choice for food and beverage processing due to their corrosion resistance, ease of cleaning, high heat resistance, and non-reactive nature. These qualities make them a reliable and safe option for maintaining the hygiene and quality standards required in the industry.
Q:Are stainless steel pipes suitable for pharmaceutical applications?
Stainless steel pipes are a great choice for pharmaceutical applications. They are made from a highly durable and corrosion-resistant material that is extensively used in the pharmaceutical industry for a range of purposes, including transporting and storing pharmaceutical products, constructing equipment, and process piping. One of the primary benefits of stainless steel pipes is their ability to resist corrosion, which is crucial in pharmaceutical settings where preventing contamination is of utmost importance. Stainless steel can withstand a wide range of chemicals and aggressive substances, ensuring that the quality and integrity of pharmaceutical products remain intact. Moreover, stainless steel pipes offer excellent hygienic properties. They are easy to clean and sterilize, making them ideal for pharmaceutical applications that require strict cleanliness standards. The smooth and non-porous surfaces of stainless steel pipes have minimal bacterial adhesion, making it simpler to maintain a sterile environment. In addition to their corrosion resistance and hygienic properties, stainless steel pipes are also known for their high strength and durability. They can endure high temperatures and pressures, making them suitable for various pharmaceutical processes. Stainless steel pipes also possess exceptional mechanical properties, such as impact resistance and fatigue strength, ensuring long-lasting performance and minimizing the risk of failures in pharmaceutical applications. Overall, stainless steel pipes are widely utilized in the pharmaceutical industry due to their corrosion resistance, hygienic properties, and durability. They provide a dependable and secure solution for transporting and storing pharmaceutical products while maintaining a clean and sterile environment.
Q:What is the difference between martensitic and precipitation-hardening stainless steel pipes?
Martensitic and precipitation-hardening stainless steel pipes belong to two distinct categories of stainless steel alloys, each offering unique characteristics and properties. Renowned for their superior strength and hardness, martensitic stainless steel pipes are created through a process known as quenching and tempering. This involves rapidly cooling the material and then reheating it to attain the desired properties. This type of stainless steel is also magnetic and can undergo heat treatment to further bolster its strength. Martensitic stainless steel pipes are commonly utilized in applications requiring exceptional mechanical strength, such as automotive components and cutlery. In contrast, precipitation-hardening stainless steel pipes incorporate elements like copper, aluminum, or titanium into their composition. These additional elements enable the formation of precipitates during heat treatment, resulting in enhanced strength and corrosion resistance. Additionally, precipitation-hardening stainless steel pipes exhibit excellent weldability and can be easily machined. They find extensive application in industries such as aerospace, oil and gas, and chemical processing, where a combination of strength and corrosion resistance is of utmost importance. In summary, the primary distinction between martensitic and precipitation-hardening stainless steel pipes lies in their composition and the heat treatment procedures employed. Martensitic stainless steel pipes are hardened through quenching and tempering, delivering exceptional strength and hardness. Conversely, precipitation-hardening stainless steel pipes derive their strength from the formation of precipitates during heat treatment, providing a well-balanced combination of strength and corrosion resistance.
Q:Can stainless steel pipes be insulated with polycarbonate?
No, stainless steel pipes cannot be insulated with polycarbonate. Polycarbonate is a thermoplastic material that is not suitable for insulation purposes. Insulation of stainless steel pipes typically requires materials such as fiberglass, foam, or mineral wool.

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