Stainless steel tube ; square tube System 1

Stainless steel tube ; square tube

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Loading Port:: Guangzhou

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

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Quick Details

Standard:	JIS,AISI,ASTM,GB	Place of Origin:	China (Mainland)	Model Number:	304 316L 310S
Type:	Welded	Steel Grade:	200 series,300 series,900 series	Application:	light industry,heavy industry,daily necessities and the decoration ind
Certification:	SGS	Thickness:	0.3-100mm	Outer Diameter:	6-1000mm
Item:	stainless steel square tube/pipe	Cetification:	SGS	Welding Line type:	welded
Quality:	High quality tube stainless steel	Package:	In plastic wrapper/wooden case/according to your requirements	Delivery:	In 15 days
Stock:	Available

Packaging & Delivery

Packaging Detail:	In plastic wrapper/wooden case/according to your requirements
Delivery Detail:	In 15 days

Specifications

stainless steel square tube/pipe
T :o.3-100mm
OD:6-1000mm
Finish: bright
Quality: Top quality tube stainless steel

stainless steel square tube/pipe

Thickness:1-100mm

Outer Diameter:10-1000mm

Welding line type: ERW

Item	High quality stainless steel tube price
Standard	ASTM A240,GB/T3280-2007,JIS4304-2005,ASTM A167,EN10088-2-2005,etc
Material	310S,310,309,309S,316,316L,316Ti,317,317L,321,321H,347,347H,304,304L 302,301,201,202,403,405,409,409L,410,410S,420,430,631,904L,Duplex,etc
Thickness	1-100mm
Outer Diameter	Customized
Welding line type	welded or seamless
Package	Standard export package, suit for all kinds of transportation, or as required.
Price term	Ex-Work, FOB, CNF, CFR, CIF, FCA, DDP, DDU, etc
Payment term	T/T,L/C,DP,Western union
MOQ	500Kg
Application	Stainless steel tube applies to construction field, ships building industry, Stainless steel tube can be made according to the customers’ requirements.
Contact	If you have any question, please feel free to contact us. We believe customers first!

Q: Are stainless steel pipes suitable for oil and gas refineries?: Yes, stainless steel pipes are highly suitable for use in oil and gas refineries. Stainless steel possesses excellent corrosion resistance properties, making it ideal for handling various corrosive substances present in these industries, such as crude oil, natural gas, and petroleum products. Stainless steel pipes are also resistant to high temperatures and pressures, ensuring their durability and reliability in the harsh operating conditions of oil and gas refineries. Additionally, stainless steel pipes are easy to clean and maintain, reducing the risk of contamination and minimizing downtime for maintenance activities. Therefore, stainless steel pipes are widely used in oil and gas refineries due to their superior corrosion resistance, high strength, and long-term cost-effectiveness.

Q: How do you prevent oxidation in stainless steel pipes?: There are several methods to prevent oxidation in stainless steel pipes. One effective way is to apply a protective coating or finish on the surface of the pipes. This can be done using various types of coatings such as paints, epoxy, or polyurethane. These coatings act as a barrier, preventing oxygen from coming into contact with the stainless steel and therefore reducing the chances of oxidation. Additionally, regular cleaning and maintenance of the pipes is crucial in preventing oxidation. It is important to remove any dirt, debris, or corrosive substances that may have accumulated on the surface of the pipes. This can be done using mild detergents or specialized cleaning agents specifically designed for stainless steel. Another preventive measure is to ensure proper ventilation in the area where the stainless steel pipes are installed. Adequate ventilation helps to minimize the presence of moisture or humidity, which can accelerate the oxidation process. Additionally, keeping the pipes dry and avoiding prolonged exposure to water or moisture is essential in preventing oxidation. Lastly, it is important to select the appropriate grade of stainless steel for the intended application. Different grades of stainless steel offer varying levels of resistance to oxidation. For example, austenitic stainless steel grades such as 304 and 316 are highly resistant to oxidation and are commonly used in applications where corrosion resistance is crucial. Overall, a combination of preventive measures such as protective coatings, regular cleaning, proper ventilation, and selecting the appropriate stainless steel grade can help effectively prevent oxidation in stainless steel pipes.

Q: Can stainless steel pipes be used for chemical processing?: Yes, stainless steel pipes can be used for chemical processing. Stainless steel is known for its excellent corrosion resistance, making it a suitable material for handling various chemicals. It is resistant to both organic and inorganic chemicals, including acids, bases, and salts. Additionally, stainless steel pipes have high strength, durability, and temperature resistance, allowing them to withstand the harsh conditions often encountered in chemical processing. They are also easy to clean and maintain, making them a preferred choice in the industry. However, it is important to consider the specific requirements of the chemicals being processed and consult with experts to select the appropriate grade of stainless steel to ensure optimal performance and safety.

Q: Can stainless steel pipes be used for oil and gas refineries?: Indeed, oil and gas refineries can utilize stainless steel pipes. Given its exceptional durability and resistance to corrosion, stainless steel proves to be an appropriate choice for the challenging and corrosive conditions typically encountered in refineries. It can endure substantial pressures, extreme temperatures, and the presence of diverse chemicals and corrosive elements frequently encountered in oil and gas operations. Moreover, stainless steel pipes provide outstanding protection against erosion, pitting, and cracking, guaranteeing the long-lasting integrity of the pipeline system.

Q: How do you prevent vibration in stainless steel pipes?: There are several measures that can be taken to prevent vibration in stainless steel pipes. 1. Use proper pipe supports: The selection and installation of appropriate pipe supports are crucial in preventing vibration. Ensure that the supports are designed to provide adequate stability and rigidity to the pipe system. This will help to minimize any potential movement or vibration. 2. Dampen vibrations with isolators: Install vibration isolators at strategic points along the pipe system. These isolators are designed to absorb and dampen vibrations, thereby reducing the transmission of vibrations through the stainless steel pipes. 3. Proper pipe alignment: Ensure that the pipes are properly aligned during installation. Misalignment can lead to stress concentrations and increased vibration. Proper alignment will help to distribute the forces evenly and reduce vibration. 4. Reduce fluid velocity: High fluid velocities can cause turbulence and induce vibrations in the pipe system. By reducing the fluid velocity through the pipes, you can minimize the occurrence of vibrations. This can be achieved by adjusting the flow rate or by using flow control devices such as throttling valves. 5. Soundproofing measures: In some cases, vibrations can be caused by external factors such as nearby machinery or equipment. Implement soundproofing measures to reduce the noise and vibrations generated by these sources. This can include using noise-absorbing materials or installing barriers to block or redirect the vibrations. 6. Regular maintenance and inspection: Regularly inspect the pipe system for any signs of vibration or wear. Address any issues promptly to prevent further vibration problems. Additionally, ensure that the pipe system is properly maintained, including regular cleaning and lubrication of any moving parts. By implementing these measures, you can effectively prevent vibration in stainless steel pipes, ensuring the overall stability and integrity of the pipe system.

Q: What is the difference between 304J6 and 316J6 stainless steel pipes?: The main difference between 304J6 and 316J6 stainless steel pipes lies in their composition and properties. 304J6 stainless steel is a low carbon variation of the popular 304 stainless steel. It contains around 18% chromium and 8% nickel, which provides excellent corrosion resistance and durability. This grade is commonly used in various applications, including food processing, chemical processing, and architectural purposes. On the other hand, 316J6 stainless steel is an austenitic stainless steel grade known for its higher corrosion resistance compared to 304J6. It contains around 16-18% chromium, 10-14% nickel, and 2-3% molybdenum. The addition of molybdenum enhances its resistance to pitting and crevice corrosion in chloride environments, making it suitable for marine and coastal applications. In terms of mechanical properties, both grades offer good strength and toughness. However, 316J6 stainless steel typically has higher tensile strength and hardness due to its alloy composition. When it comes to price, 316J6 stainless steel pipes are generally more expensive than 304J6 due to the higher cost of molybdenum. Therefore, the choice between the two grades depends on the specific requirements of the application and the level of corrosion resistance needed.

Q: How do stainless steel pipes compare to polyvinyl chloride pipes?: Stainless steel pipes have a higher durability and can withstand higher pressures and temperatures compared to polyvinyl chloride (PVC) pipes. Additionally, stainless steel pipes are resistant to corrosion, making them suitable for a wide range of applications, including in harsh environments. On the other hand, PVC pipes are lightweight, easy to install, and more affordable. However, they are not as durable as stainless steel and have limitations in terms of pressure and temperature resistance. Ultimately, the choice between stainless steel and PVC pipes depends on the specific requirements and conditions of the project.

Q: How do stainless steel pipes compare to carbon fiber pipes?: Stainless steel pipes and carbon fiber pipes have their own unique characteristics and are used in different applications. Stainless steel pipes are known for their durability and strength. They are highly resistant to corrosion and can withstand high temperatures and pressures. This makes them suitable for various industries such as oil and gas, chemical, and construction. Stainless steel pipes have a longer lifespan and can handle heavy loads, making them a reliable choice for many applications. However, stainless steel pipes are relatively heavy and may require additional support structures. On the other hand, carbon fiber pipes are lightweight and have a high strength-to-weight ratio. They are made from carbon fibers embedded in a resin matrix, resulting in a strong and rigid material. Carbon fiber pipes are commonly used in industries such as aerospace, automotive, and sports equipment. The lightweight nature of carbon fiber pipes allows for increased fuel efficiency in vehicles and improved performance in sports equipment. However, carbon fiber pipes are more expensive than stainless steel pipes and may not be as resistant to extreme temperatures or corrosive environments. In summary, stainless steel pipes are known for their durability and resistance to corrosion, making them suitable for heavy-duty applications. Carbon fiber pipes, on the other hand, are lightweight and offer high strength-to-weight ratio, making them ideal for applications where weight reduction is critical. The choice between stainless steel and carbon fiber pipes ultimately depends on the specific requirements of the application and the trade-offs between cost, weight, and performance.

Q: Can stainless steel pipes be insulated with rubber?: Yes, stainless steel pipes can be insulated with rubber. Rubber insulation is a common method used to protect and insulate various types of pipes, including stainless steel ones. Rubber insulation offers several benefits, such as preventing heat loss or gain, reducing condensation, and providing soundproofing properties. It is also resistant to moisture, chemicals, and UV rays, making it suitable for both indoor and outdoor applications. Additionally, rubber insulation is easy to install and maintain, making it a cost-effective choice for insulating stainless steel pipes.

Q: Can stainless steel pipes be used for chemical processing applications?: Yes, stainless steel pipes can be used for chemical processing applications. Stainless steel is known for its excellent corrosion resistance, making it suitable for handling various chemicals and corrosive substances. It is resistant to both organic and inorganic chemicals, including acids, alkalis, and solvents. Additionally, stainless steel pipes have high strength and durability, allowing them to withstand high temperatures and pressures commonly encountered in chemical processing operations. The smooth inner surface of stainless steel pipes also prevents the accumulation of deposits and ensures the efficient flow of chemicals. Overall, stainless steel pipes are a reliable choice for chemical processing applications due to their corrosion resistance, strength, durability, and ease of maintenance.

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