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Place of Origin | China |
Brand Name | Sewaly |
Certification | ISO9001 ; ISO14001; ISO 18001; TUV |
Model Number | 301, 410, 316L, 316, 410L, 430, 304, 409L |
Seamless steel pipes are cylindrical, square, or rectangular hollow sections without any joints, making them highly sought after for various applications. The manufacturing process involves transforming steel ingots or solid tube blanks into slender capillaries through perforation. These capillaries are then further processed through hot-rolling, cold-rolling, or cold-drawing techniques.
One of the key advantages of seamless steel pipes is their hollow structure, which makes them ideal for fluid conveyance pipelines. Despite possessing similar bending and torsional strength as solid round steel, these pipes are notably lighter in weight. This characteristic renders them cost-effective and versatile section steel, making them widely utilized in structural components and mechanical parts.
In practical applications, seamless steel pipes find their use in a diverse range of industries. They serve as essential components in oil drill pipes, automobile transmission shafts, bicycle frames, and even steel scaffolding used in construction projects. The seamless design ensures durability and reliability, making them a preferred choice for critical operations and demanding environments.
Material | Hot-Rolled 316 304 301 206 Stainless Steel Pipe Welded Pipe With Bright Finish |
Shape | Round / Square / Rectangle |
Production Standards | ASTM A270, ASTM A269, ASTM A249, ASTM A778, ASTM A789, DIN 11850, EN 10357, EN 10217-7 and so on. |
Surface Treatment | BA/No.1/No.4/2B/2D/8K |
Thickness | 2m |
Length | 6 Meters - 18.3 Meters ; As customers' request |
Tolerance | According to the Standard , +/-10% Commonly |
Surface Treatment | 180#, 320#, 400# Satin / Hairline, Bright Anneal, Pickle,400#, 500#, 600# or 800# Mirror finish |
Application | Petrochemical Industry ; Chemical Fertilizer Industry ; Oil Refining Industry ; Oil And Gas Industry ; Light Industry And Food Industry ; Pulp And Paper Industry ; Energy And Environmental Industries . |
Test | Flaring test ; Flattening test ; Bending Test ; Hydraulic Test ; Eddy Current test |
Payment terms | 30%TT Advance + 70% Balance |
Certificate | ISO9001 ; ISO14001; ISO 18001; TUV |
304 stainless steel pipe and 201 stainless steel pipe are two common types of stainless steel pipes, and they have the following differences:
Chemical Composition: 304 stainless steel contains 18% chromium and 8% nickel, while 201 stainless steel contains 16%-18% chromium and 3.5%-5.5% nickel. As a result, 304 stainless steel has higher nickel and chromium content, providing better corrosion resistance and oxidation resistance.
Corrosion Resistance: Due to its higher nickel and chromium content, 304 stainless steel is more superior in resisting corrosion and oxidation compared to 201 stainless steel. 304 stainless steel is often used in more demanding environments and applications, such as marine environments or chemical processing industries.
Strength: 304 stainless steel has higher strength and heat resistance compared to 201 stainless steel. This makes 304 stainless steel perform better under high-temperature or high-pressure conditions.
Price: Since 304 stainless steel contains more nickel and chromium, its manufacturing cost is higher, resulting in a relatively higher price compared to 201 stainless steel.
In summary, 304 stainless steel pipes exhibit superior corrosion resistance, strength, and heat resistance, but they are also relatively more expensive. On the other hand, 201 stainless steel pipes are suitable for some general applications. When choosing the appropriate stainless steel pipe material, it's essential to consider specific application requirements.
Stainless steel pipes have a wide range of applications due to their corrosion resistance, high strength, and excellent workability. Here are some common scenarios where stainless steel pipes are used:
1. Water Treatment: 304 stainless steel pipes are utilized in water treatment plants for transporting treated water, as they are resistant to corrosion and ensure safe water distribution.
2. Marine Industry: Due to its excellent corrosion resistance in seawater, 304 stainless steel pipes are commonly used in marine applications, such as shipbuilding, offshore platforms, and marine equipment.
3. Mining and Mineral Processing: 304 stainless steel pipes are employed in mining and mineral processing facilities for conveying corrosive slurries and chemicals.
4. Environmental Protection: In environmental protection applications, 304 stainless steel pipes are used for conveying waste materials and treated gases in pollution control systems.
5. Pulp and Paper Industry: 304 stainless steel pipes are used in pulp and paper mills for transporting chemicals and other fluids involved in the papermaking process.
6. Textile Industry: 304 stainless steel pipes are utilized in the textile industry for steam distribution and chemical handling in dyeing and finishing processes.
7. Semiconductor Manufacturing: 304 stainless steel pipes are used in semiconductor manufacturing facilities for handling ultra-pure water and corrosive chemicals required in the production process.
A:Yes, we are manufacturers. We have our own factory and our own company. I believe we will be the most suitable supplier for you.
2. Q: Could we visit your factory?
A: Sure, we welcome you to visit our factory , check our production lines and know more about our strength and quality.
3. Q: Can you arrange the shipment for us?
A: Yes, we have designated sea freight and railway freight forwarders with decades of experiences and we get the best price with
earliest vessel and professional service.
4. Q: How long is your delivery time?
A: Generally it is 7days if we have the exact goods in our stock. If not, it will take around 15-20 days to get goods ready for
delivery.
5. Q: Can I get some samples?
A: We are glad to provide free samples to you, but we do not offer the freight.
6. Q: What is your MOQ?
A: 1 Tons
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