304 stainless steel welded polished pipe

304 stainless steel welded polished pipe

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 3000 m.t./month

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Item specifice

Standard:

AISI,ASTM

Technique:

Cold Drawn

Shape:

Round

Surface Treatment:

Polished

Steel Grade:

300 Series

Certification:

ISO,SGS

Thickness:

2mm

Length:

1500mm

Outer Diameter:

30mm

Net Weight:

1.5kg

Name:

304stainless steel welded pipe

Brand:

TISCO,LISCO,BAO

Price terms:

CIF, FOB,CFR

Grade:

304

304 stainless steel welded polished pipe

Some details of our products
Product: stainless steel pipe
Grade:304;316
Standard:ASTM,AISI,JIS,EN,DIN,GB
Surface treatment:8k, ba
Thickness:1.0-60mm
Outer Diameter6-630mm
Productivity:800MT/Month
Products range Industrial tube, decorative tube
Processing: Stainless steel pipe
There are high-tech equipments to processing stainless coils and sheets/plates with skilled workers.

Cut to length
Decoiling and slitting
Grinding and brushing
Film protection
Plasma and water jet cutting
Folding and embossing
Product show

5.RFQ

1.small quantity, short time delivery
If we have stocks, the delivery time is less than 7 days,If the quantity is more than 500Tons,the delivery time is abou 30 days after confirming the order.

2.Choose the appropriate metals stainless steel for your needs.
We carefully balance quality, delivery time and price,procure various grades metals from all over the world.

3.Lower total cost
We taking your processing into account,offer you reduce a total cost by using our product.
We assure you:
Small MOQ + Cheap Price + Fantastic Quality + Fast Delivery

Q:Can stainless steel pipes be used for gas distribution?: Yes, stainless steel pipes can be used for gas distribution. Stainless steel is a highly durable and corrosion-resistant material, making it suitable for a wide range of applications, including gas distribution systems. It provides excellent resistance to the corrosive effects of gases and moisture, ensuring the integrity and safety of the gas distribution network. Additionally, stainless steel pipes have high tensile strength, which allows them to withstand high pressure and temperature conditions commonly encountered in gas distribution. Moreover, stainless steel is non-reactive and does not release harmful substances into the gas stream, making it a reliable choice for transporting gases. Overall, stainless steel pipes are a preferred choice for gas distribution due to their durability, corrosion resistance, and high safety standards.

Q:How do you prevent pitting corrosion in stainless steel pipes?: To prevent pitting corrosion in stainless steel pipes, several measures can be taken. First, choosing the right grade of stainless steel with high corrosion resistance, such as 316 or 904L, is important. Maintaining a passive oxide layer on the surface of the pipes through regular cleaning and passivation is also crucial. Additionally, avoiding exposure to chloride-containing environments and using coatings or linings to protect the pipe's surface can help prevent pitting corrosion. Regular inspection and maintenance to identify any potential corrosion sites and taking prompt corrective actions are essential in preventing pitting corrosion in stainless steel pipes.

Q:What is the difference between SCH and XS stainless steel pipes?: SCH and XS are two different schedules or pipe thicknesses used in stainless steel pipes. SCH stands for schedule and XS stands for extra strong. The main difference between SCH and XS stainless steel pipes lies in their wall thickness. SCH pipes have a standard thickness range, while XS pipes have a thicker wall compared to SCH pipes. SCH pipes are commonly used for general-purpose applications where high pressure is not a major concern. They are available in various schedules, such as SCH 5, SCH 10, SCH 40, and so on. The higher the schedule number, the thicker the wall of the pipe. SCH pipes are suitable for low to medium pressure applications. On the other hand, XS pipes are designed to handle higher pressure and are often used in more demanding applications. XS pipes have a thicker wall compared to SCH pipes, providing additional strength and durability. They are commonly used in industries such as oil and gas, chemical processing, and power plants, where high pressure and corrosive environments are present. In summary, the main difference between SCH and XS stainless steel pipes is the thickness of their walls. SCH pipes have a standard thickness range, while XS pipes have a thicker wall specifically designed for high-pressure applications.

Q:What kind of welding machine is used for welding thin stainless steel plate and stainless steel square tube?: But I've already attached a ban on reverse welding (the reverse side is a square tube frame)3. I want it to look good after welding.I was just 4. when reading practice a week of welding, can actually be said to have no understanding of welding after graduation, occasionally with ordinary welding iron will often appear in the weld the warning signs, the other is capable person, not a child, he should be responsible for his behavior. Irrigation can not go fishing? We must also be jointly and severally liable for an accident

Q:What is the difference between Type 304H and Type 316H stainless steel pipes?: Type 304H and Type 316H stainless steel pipes are both high carbon versions of their respective stainless steel grades. However, there are some key differences between the two. Firstly, Type 304H stainless steel pipe is an austenitic stainless steel that contains 18-20% chromium and 8-10.5% nickel. It also has a maximum carbon content of 0.04-0.10%, which provides improved high-temperature strength and resistance to sensitization (a process that can occur when stainless steel is exposed to high temperatures, leading to grain boundary corrosion). This makes Type 304H suitable for high-temperature applications, such as in the chemical processing industry. On the other hand, Type 316H stainless steel pipe is also an austenitic stainless steel, but it contains higher levels of chromium (16-18%), nickel (10-14%), and molybdenum (2-3%). The addition of molybdenum enhances the corrosion resistance of Type 316H, especially in chloride environments. This makes Type 316H suitable for applications that require excellent resistance to corrosion, such as in marine environments or in the presence of acidic or alkaline solutions. In summary, the main difference between Type 304H and Type 316H stainless steel pipes lies in their chemical compositions and resulting properties. Type 304H offers improved high-temperature strength and resistance to sensitization, while Type 316H offers enhanced resistance to corrosion, especially in chloride environments. The choice between the two will depend on the specific requirements of the application, such as temperature, corrosion resistance, and environmental conditions.

Q:Are stainless steel pipes suitable for wastewater treatment plants?: Indeed, wastewater treatment plants find stainless steel pipes to be quite suitable. The reason lies in the fact that stainless steel boasts remarkable resistance to corrosion, a quality of utmost importance in an environment where wastewater might house aggressive chemicals and substances. Not only can stainless steel pipes withstand the elevated temperatures and pressures commonly present in wastewater treatment plants, but they also prove to be a long-lasting and dependable option. Furthermore, the ease with which stainless steel pipes can be cleaned and maintained further diminishes the likelihood of contamination during the treatment process. Hence, the durability, corrosion resistance, and ease of maintenance that stainless steel pipes offer have made them a favored choice for wastewater treatment plants.

Q:How do stainless steel pipes compare to PVC-U pipes?: Various piping applications commonly utilize stainless steel pipes and PVC-U pipes, each possessing distinct characteristics and advantages. Primarily, stainless steel pipes are renowned for their remarkable strength and durability. With high resistance to corrosion, rust, and chemical reactions, they excel in applications where contact with aggressive substances or exposure to harsh environments is prevalent. Additionally, they can endure elevated temperatures and pressures, making them well-suited for demanding industrial uses. Conversely, PVC-U pipes, also known as polyvinyl chloride unplasticized pipes, offer lightweight properties and effortless installation. They provide cost-effective solutions and exhibit commendable chemical resistance, particularly against acids, alkalis, and salts. Plumbing, irrigation, and drainage systems commonly employ PVC-U pipes due to their superior flow characteristics and minimal maintenance requirements. Regarding versatility, stainless steel pipes cater to a broad spectrum of applications, including water supply, gas distribution, oil and gas pipelines, and sewage systems. They are frequently favored in industrial environments where reliability and longevity are paramount. Alternatively, PVC-U pipes find more widespread use in residential and commercial settings, prioritizing cost-efficiency and ease of installation. Notably, stainless steel pipes typically entail greater expense than PVC-U pipes, encompassing material costs and installation fees. Nonetheless, their extended lifespan and enhanced resistance to corrosion and chemical reactions often render them a more cost-effective option in the long term. Ultimately, the selection between stainless steel pipes and PVC-U pipes hinges on the specific requirements of the given application. Factors such as cost, durability, corrosion resistance, installation ease, and maintenance should all be contemplated when comparing these materials for a particular piping project.

Q:Can stainless steel pipes be used in the petrochemical industry?: Yes, stainless steel pipes can be used in the petrochemical industry. Stainless steel has excellent corrosion resistance properties, making it suitable for handling various aggressive chemicals and fluids found in petrochemical processes. Additionally, stainless steel pipes offer high strength, durability, and are capable of withstanding high temperatures and pressures, making them a reliable choice for the petrochemical industry.

Q:How do you prevent vibration in stainless steel pipes?: To prevent vibration in stainless steel pipes, various measures can be taken: 1. Employ suitable pipe supports: It is imperative to carefully select and install appropriate pipe supports. These supports should be designed to offer ample stability and rigidity to the pipe system, minimizing any potential movement or vibration. 2. Mitigate vibrations with isolators: Strategic placement of vibration isolators along the pipe system can help absorb and dampen vibrations. This reduces the transmission of vibrations through the stainless steel pipes. 3. Ensure proper pipe alignment: During installation, ensure that the pipes are aligned correctly. Misalignment can lead to stress concentrations and heightened vibration. Proper alignment helps distribute forces evenly and reduces vibration. 4. Decrease fluid velocity: High fluid velocities can induce turbulence and vibrations in the pipe system. By reducing the fluid velocity, either through adjusting the flow rate or utilizing flow control devices like throttling valves, vibrations can be minimized. 5. Implement soundproofing measures: In certain cases, vibrations may be caused by external factors, such as nearby machinery or equipment. To reduce noise and vibrations originating from these sources, consider implementing soundproofing measures like using noise-absorbing materials or installing vibration-blocking barriers. 6. Regularly maintain and inspect the pipe system: Conduct routine inspections to detect any signs of vibration or wear in the pipe system. Address any issues promptly to prevent further vibration problems. Additionally, ensure proper maintenance of the pipe system, including regular cleaning and lubrication of any moving parts. By implementing these measures, vibration in stainless steel pipes can be effectively prevented, ensuring the overall stability and integrity of the pipe system.

Q:Can stainless steel pipes be used for steam piping?: Indeed, steam piping can utilize stainless steel pipes. Renowned for its exceptional resistance to corrosion, stainless steel proves to be a superb option for steam-related purposes. In order to endure elevated temperatures and pressure, steam piping necessitates materials capable of withstanding such conditions, a criterion that stainless steel effortlessly meets. Furthermore, stainless steel pipes boast commendable thermal conductivity, ensuring the efficient transfer of heat within steam systems. Nevertheless, it is crucial to carefully deliberate the specific grade of stainless steel and its compatibility with steam applications, as certain grades may prove more suitable than others based on the system's conditions and requirements.

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