904L Stainless Steel Welded Pipe
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 5 Tons m.t.
- Supply Capability:
- 2000 Tons m.t./month
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Stainless Steel Welded Pipe
APPLICATION:
Industrial Fluid Conveying
Boiler,Heat Exchanger and condenser
Sanitary and Thin-wall water pipe
Oil and Gas transportation etc.
Standards :
ASTM A249/A269/A270/A312/A358/A788/A789/A790
DIN/EN 10217/DIN 11850
JIS G3459，GB/T 12771 etc.
SIZES:
|
OUTSIDE DIAMETER |
OD |
WALL THICKNESS | |||
|
SCH 5S |
SCH 10S |
SCH 40S | |||
|
N.B |
NPS |
mm |
mm |
mm |
mm |
|
8 |
1/4' |
13.72 |
- |
- |
2.24 |
|
10 |
3/8' |
17.15 |
- |
- |
2.31 |
|
15 |
1/2' |
21.34 |
1.65 |
2.11 |
2.77 |
|
20 |
3/4' |
26.67 |
1.65 |
2.11 |
2.87 |
|
25 |
1' |
33.4 |
1.65 |
2.77 |
3.38 |
|
32 |
1-1/4' |
42.16 |
1.65 |
2.77 |
3.56 |
|
40 |
1-1/2' |
48.26 |
1.65 |
2.77 |
3.68 |
|
50 |
2' |
60.33 |
1.65 |
2.77 |
3.91 |
|
65 |
2-1/2' |
73.03 |
2.11 |
3.05 |
5.16 |
|
80 |
3' |
88.9 |
2.11 |
3.05 |
5.49 |
|
90 |
3-1/2' |
101.6 |
2.11 |
3.05 |
5.74 |
|
100 |
4' |
114.3 |
2.11 |
3.05 |
6.02 |
|
125 |
5' |
141.3 |
2.77 |
3.4 |
6.55 |
|
150 |
6' |
168.28 |
2.77 |
3.4 |
7.11 |
|
200 |
8' |
219.08 |
2.77 |
3.76 |
8.18 |
|
250 |
10' |
273.05 |
3.4 |
4.19 |
9.27 |
|
300 |
12' |
323.85 |
3.96 |
4.57 |
9.52 |
|
350 |
14' |
355.6 |
3.96 |
4.78 |
11.13 |
|
400 |
16' |
406.4 |
4.19 |
4.78 |
12.7 |
|
450 |
18' |
457.2 |
4.19 |
4.78 |
14.27 |
|
500 |
20' |
508 |
4.78 |
5.54 |
15.09 |
|
550 |
22' |
558.8 |
4.78 |
5.54 |
15.09 |
|
600 |
24' |
609.6 |
5.54 |
6.35 |
17.48 |
|
650 |
26' |
660.4 |
5.54 |
7.92 |
17.48 |
|
700 |
28' |
711.2 |
5.54 |
7.92 |
17.48 |
|
750 |
30' |
762 |
6.35 |
7.92 |
17.48 |
|
800 |
32' |
812.8 |
- |
7.9 |
17.48 |
|
850 |
34 |
863.6 |
- |
7.92 |
17.48 |
|
900 |
36' |
914.4 |
- |
7.92 |
19.05 |
|
1000 |
40' |
1016 |
- |
9.53 |
- |
- Q:What is the lifespan of stainless steel sheets?
- The lifespan of stainless steel sheets can vary depending on various factors such as the grade of stainless steel, the environment in which they are used, and the maintenance practices followed. In general, stainless steel sheets have a long lifespan and are known for their durability and corrosion resistance. They are designed to withstand harsh conditions and are resistant to rust, stains, and other forms of degradation. Stainless steel sheets are typically made from austenitic stainless steel, which is known for its high levels of chromium and nickel. These elements provide excellent corrosion resistance and make stainless steel sheets highly resistant to rust and staining. As a result, stainless steel sheets can last for many years, often outlasting other materials such as aluminum or regular steel. The lifespan of stainless steel sheets can be further extended through proper care and maintenance. Regular cleaning and removal of any contaminants or debris can help prevent corrosion and maintain the appearance and performance of the sheets. Additionally, applying protective coatings or finishes can provide an extra layer of protection against corrosion and wear. While it is difficult to provide an exact lifespan for stainless steel sheets due to the variability of factors involved, with proper care and maintenance, they can easily last for several decades. In some cases, stainless steel sheets have been known to last for over a century. Therefore, investing in stainless steel sheets is often seen as a long-term solution, offering durability and cost-effectiveness over an extended period.
- Q:What is the difference between stainless steel sheets and plates?
- Stainless steel sheets and plates are both types of flat metal materials that are widely used in various industries and applications. However, there are a few key differences between them. 1. Thickness: Stainless steel sheets are generally thinner than plates. Sheets typically have a thickness ranging from 0.4mm to 4mm, whereas plates are usually thicker, starting from 4mm and going up to several inches. 2. Size: Sheets are typically available in standard sizes of 4ft x 8ft or 5ft x 10ft, while plates are usually available in larger sizes and can be customized to specific dimensions. Plates are commonly used for heavy-duty applications that require greater strength and durability. 3. Weight: Due to their difference in thickness, plates are generally heavier than sheets. This makes plates more suitable for applications where weight-bearing capacity is critical, such as construction, shipbuilding, or industrial equipment. 4. Applications: Stainless steel sheets are commonly used for decorative purposes, architectural applications, and smaller-scale projects such as kitchen backsplashes or countertops. Plates, on the other hand, are preferred for structural components, machinery parts, and load-bearing applications like bridges, tanks, or pressure vessels. 5. Cost: Stainless steel plates are generally more expensive than sheets due to their larger size and higher thickness. Sheets, being thinner and smaller, are usually more cost-effective and easily accessible. In summary, the key differences between stainless steel sheets and plates are their thickness, size, weight, applications, and cost. It is important to consider these factors when choosing between the two materials for a specific project or application.
- Q:What is the difference between cold rolled and hot rolled stainless steel sheets?
- The main difference between cold rolled and hot rolled stainless steel sheets lies in the manufacturing process. Cold rolled stainless steel sheets are produced by rolling the steel at a lower temperature, which results in a smoother and more polished finish. Hot rolled stainless steel sheets, on the other hand, are produced by rolling the steel at a higher temperature, which makes them less smooth and less polished. Additionally, hot rolled sheets tend to have a thicker gauge compared to cold rolled sheets.
- Q:Are stainless steel sheets suitable for laboratory equipment or instruments?
- Yes, stainless steel sheets are highly suitable for laboratory equipment and instruments. Stainless steel is known for its excellent corrosion resistance, which is crucial in laboratory environments where equipment comes into contact with various chemicals and substances. It is also highly resistant to heat, making it suitable for use with high-temperature processes or sterilization procedures. Additionally, stainless steel is easy to clean and maintain, which is essential for maintaining a sterile and hygienic laboratory environment. The durability and strength of stainless steel make it ideal for withstanding heavy usage and ensuring long-lasting performance. Overall, stainless steel sheets are a reliable and popular choice for laboratory equipment and instruments due to their corrosion resistance, heat resistance, cleanliness, and durability.
- Q:How do I prevent stress corrosion cracking on stainless steel sheets?
- To prevent stress corrosion cracking on stainless steel sheets, there are various steps that can be taken: 1. Opt for the appropriate stainless steel grade: Select a stainless steel grade that is resistant to stress corrosion cracking (SCC). Although grades like 304 and 316 generally have good SCC resistance, certain applications may necessitate higher alloyed grades like duplex or super duplex stainless steels. 2. Minimize exposure to corrosive environments: Limit the exposure of stainless steel sheets to environments known to cause stress corrosion cracking, such as chloride-rich or acidic surroundings. If avoiding exposure is not possible, consider applying protective coatings or barriers to shield the stainless steel from these corrosive elements. 3. Manage applied stress levels: Prevent subjecting the stainless steel sheets to excessive mechanical or thermal stresses. High tensile stresses can facilitate the initiation and propagation of stress corrosion cracking. Utilize appropriate design and fabrication techniques to ensure even stress distribution and minimize stress concentrations. 4. Maintain the surface condition: Ensure that the stainless steel sheets are devoid of surface contamination or defects that can serve as initiation sites for stress corrosion cracking. Regularly clean and inspect the sheets to eliminate any contaminants or corrosion products. 5. Employ inhibitors or cathodic protection: In certain cases where exposure to corrosive environments is unavoidable, the use of corrosion inhibitors or the implementation of cathodic protection techniques can help mitigate stress corrosion cracking. These methods work by reducing the corrosive activity on the stainless steel surface. 6. Handle and store properly: Exercise caution during transportation and storage to prevent excessive bending, vibration, or exposure to corrosive substances. Store stainless steel sheets in a clean and dry environment to avoid potential surface contamination. In conclusion, a combination of material selection, environmental control, stress management, surface maintenance, and proper handling can effectively prevent stress corrosion cracking on stainless steel sheets. It is advisable to consult with material experts or engineers to analyze specific application requirements and recommend the most appropriate preventive measures.
- Q:How are stainless steel sheets used in the construction industry?
- Stainless steel sheets are extensively used in the construction industry due to their remarkable properties and versatility. These sheets are mainly utilized for their durability, corrosion resistance, and aesthetic appeal. One of the primary applications of stainless steel sheets in construction is for roofing and cladding purposes. They are commonly used for roof panels, wall panels, and façade systems. Stainless steel sheets provide excellent protection against weather elements, such as rain, snow, and UV rays. They also offer resistance to corrosion, ensuring the longevity of the building's exterior. Additionally, stainless steel sheets are frequently employed in the construction of architectural structures like bridges and tunnels. Their high strength-to-weight ratio makes them suitable for such applications. Stainless steel sheets can withstand heavy loads and provide reliable support, ensuring the structural integrity of these infrastructures. Moreover, stainless steel sheets are utilized in the construction of interior components, such as elevator doors, escalators, and handrails. Their sleek and modern appearance adds a touch of elegance to the overall design. These sheets are also hygienic and easy to clean, making them ideal for applications in hospitals, laboratories, and food processing facilities. In summary, stainless steel sheets play a crucial role in the construction industry. They are used for roofing, cladding, architectural structures, and interior components. With their exceptional durability, corrosion resistance, and aesthetic appeal, stainless steel sheets contribute to the longevity and aesthetic value of various construction projects.
- Q:Can stainless steel sheets be used for food processing or medical applications?
- Stainless steel sheets can be utilized in both food processing and medical applications. This material is highly durable and resistant to corrosion, making it an ideal option for industries that prioritize hygiene and cleanliness. In the food processing sector, stainless steel sheets are commonly employed for various purposes, including countertops, work surfaces, sinks, storage containers, and equipment. Its non-porous surface inhibits the growth of bacteria and simplifies the process of cleaning and sanitizing. Likewise, stainless steel sheets are extensively used in medical applications due to their exceptional resistance to corrosion, heat, and chemicals. They are employed in medical instruments, surgical equipment, implants, and other medical devices that necessitate high levels of cleanliness and sterilization. Stainless steel's biocompatibility and resistance to body fluids also make it suitable for implantable devices such as pacemakers, joint replacements, and dental implants. In summary, stainless steel sheets are the preferred choice for food processing and medical applications owing to their hygienic properties, durability, and corrosion resistance.
- Q:How do you prevent intergranular corrosion on stainless steel sheets?
- Intergranular corrosion is a type of corrosion that occurs along the grain boundaries of stainless steel, leading to structural damage and reduced strength. To prevent intergranular corrosion on stainless steel sheets, several measures can be taken: 1. Material Selection: Choosing the right grade of stainless steel is crucial in preventing intergranular corrosion. Grades with low carbon content, such as 304L or 316L, are less prone to this type of corrosion due to their reduced susceptibility to sensitization. 2. Heat Treatment: Stainless steel sheets can be heat treated to remove carbide precipitation, a common cause of intergranular corrosion. The process, known as solution annealing or sensitization heat treatment, involves heating the material to a specific temperature range and then rapidly cooling it. This treatment ensures the formation of a consistent and corrosion-resistant microstructure. 3. Passivation: Passivation is a chemical process that removes contaminants and forms a protective oxide layer on the surface of stainless steel sheets. This layer acts as a barrier against corrosion and prevents intergranular attack. Passivation is typically done using nitric acid or citric acid solutions. 4. Welding Techniques: When welding stainless steel sheets, it is important to use proper welding techniques to minimize the risk of intergranular corrosion. This includes using low heat input, avoiding excessive heat build-up, and employing filler materials with low carbon content to prevent sensitization. 5. Avoiding Contamination: Stainless steel sheets should be protected from contamination by other metals, especially those with higher galvanic potentials. Contact with carbon steel, for example, can result in galvanic corrosion and promote intergranular attack. Therefore, it is essential to separate stainless steel sheets from other metals in storage and during fabrication. 6. Regular Cleaning and Maintenance: Regular cleaning and maintenance of stainless steel sheets are essential to prevent the accumulation of corrosive substances or contaminants on the surface. Proper cleaning methods and non-abrasive cleaners should be used to avoid scratching the stainless steel, which can create sites for corrosion initiation. By implementing these preventive measures, intergranular corrosion can be significantly minimized, ensuring the longevity and performance of stainless steel sheets.
- Q:Who knows the production process of stainless steel plate?
- The process of stainless steel: if annealed stainless steel should be used to have NG-9-1 chemical black oil by NZ-B in electrolytic oil washing, polishing, degreasing Wang (the fluid as the coolant used directly, temperature 60 to 80 DEG C, the workpiece hanging the anode current of Da:20 ~ 15A/dm2, the cathode lead - antimony alloy (with sb 8%) time: 1 ~ 10 minutes), washing, polishing until 5 ~ 8% hydrochloric acid stripping (room temperature: 1 ~ 3 seconds), water washing and drying.Note: aluminum or titanium for fixture requires good electrical conductivity. The new solution is electrically treated before aging.
- Q:Can stainless steel sheets be polished?
- Yes, stainless steel sheets can be polished. Polishing stainless steel sheets helps to improve their appearance by creating a smooth and shiny surface. The process typically involves using abrasive materials such as sandpaper, polishing compounds, or polishing machines to remove any imperfections or scratches on the surface of the stainless steel sheet. This can be done manually or with the help of specialized equipment. Polishing stainless steel sheets not only enhances their aesthetic appeal but also helps to prevent corrosion and improve their resistance to staining.
Our company is AAA grade credit enterprises. Which has EAF/AOD furnace, forging hammer,12 sets cold-drawing machine , 9 sets cold-rolling machine, CNC machine, Switzerland ARL Spectrometer, Eddy Current testing and Ultrasonic testing equipment.There also have set up stainless steel Research and Development center and have excellent personnel and technological power.
We sincerely welcome all friends and service with our Honest, Professional, High efficiency and Innovation.
1. Manufacturer Overview |
|
|---|---|
| Location | Anhui,China |
| Year Established | 2003 |
| Annual Output Value | Above US$16 Million |
| Main Markets | South Korea；Japan; Europe；ASEAN;India |
| Company Certifications | ISO 9001:2000； |
2. Manufacturer Certificates |
|
|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
|
|---|---|
| a)Trade Capacity | |
| Nearest Port | Shanghai |
| Export Percentage | 70% |
| No.of Employees in Trade Department | 160 People |
| Language Spoken: | English；Chinese；Japanese;Korea |
| b)Factory Information | |
| Factory Size: | Above 300,000 square meters |
| No. of Production Lines | Above 10 |
| Contract Manufacturing | OEM Service Offered；Design Service Offered |
| Product Price Range | Average |
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904L Stainless Steel Welded Pipe
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 5 Tons m.t.
- Supply Capability:
- 2000 Tons m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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