304 /316/321stainless steel seamless pipe
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 kg
- Supply Capability:
- 1000000 kg/month
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Item specifice
Standard:
AISI,ASTM,JIS,GB,BS,DIN,API,EN
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
API,CE,RoHS,IBR,BV,ISO,SGS,UL,BSI
Thickness:
0.1-100mm
Length:
1-12
Outer Diameter:
1-500
Net Weight:
100000
Stainless steel pipe is a hollow long round steel, widely used in petroleum, chemical, medical, food, light industry, machinery, instrument, such as industrial pipeline and mechanical structure parts, etc. In addition, in the bending and torsional strength phase, the weight is lighter, it is widely used in the manufacture of machinery parts and engineering structures. Also commonly used for the production of various kinds of conventional weapons, barrel, shells, etc. We also supply stainless steel parts, such as the three links, elbow, flange etc. Looking forward to establishing a long-term business relationship with you.
Item
| Description |
| Product name | Stainless steel pipe/tube |
| Material | 201 202 304 304L 316 316L 321 309 310 310S 430 410 |
| Thickness | 0.5mm-100mm |
| Outer diameter | 10mm-1000mm |
| Length | 6meters or as per customized |
| Technical treatment | Cold rolled and Hot rolled |
| Application | decorative pipe, construction pipe, mechanical pipe, stove heat exchanger tubes, food hygiene pipe, water and liquid delivery |
| Standard | ASTM GB KS AISI SAE AWS ASME BS DIN CAS API KR NK LR AB JIS |
| Certification | BV ISO SGS API WSF |
| Dimension(L*W*H) | 0.5mm*6mm*6000mm-8mm*610mm*6000mm |
| Trade terms | Pay terms: L/C T/T west union |
| Price terms: FOB CIF EXW CFR |
| Test | Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT | |||||
| Chemical Composition | 201 | 202 | 304 | 316 | 430 | |
| C | ≤0.15 | ≤0.15 | ≤0.08 | ≤0.08 | ≤0.12 | |
| Si | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | |
| Mn | 5.5-7.5 | 7.5-10 | ≤2.00 | ≤2.00 | ≤1.00 | |
| P | ≤0.06 | ≤0.06 | ≤0.045 | ≤0.045 | ≤0.040 | |
| S | ≤0.03 | ≤0.03 | ≤0.030 | ≤0.030 | ≤0.030 | |
| Cr | 16-18 | 17-19 | 18-20 | 16-18 | 16-18 | |
| Ni | 3.5-5.5 | 4.0-6.0 | 8.0-10.5 | 10.0-14.0 | ||
| Mo | 2.0-3.0 | |||||
| Mechanical Property | Material Item | 201 | 202 | 304 | 316 | |
| Tensile Strength | ≥535 | ≥520 | ≥520 | ≥520 | ||
| Yield Strength | ≥245 | ≥205 | ≥205 | ≥205 | ||
| Extension | ≥30% | ≥30% | ≥35% | ≥35% | ||
| Hardness (HV) | < 253 | < 253 | < 200 | < 200 | ||
- Q:Are stainless steel pipes suitable for food processing?
- Yes, stainless steel pipes are highly suitable for food processing. Stainless steel is widely used in the food industry due to its excellent properties and numerous advantages. Firstly, stainless steel pipes are resistant to corrosion, which is essential for food processing as it ensures that the pipes will not contaminate the food or alter its taste. This corrosion resistance is due to the high levels of chromium present in stainless steel, which forms a protective oxide layer on the surface that prevents rusting and corrosion. Secondly, stainless steel is hygienic and easy to clean, making it ideal for food processing. The smooth surface of stainless steel pipes minimizes the risk of bacterial growth and makes it easier to remove any potential contaminants. Additionally, stainless steel is non-porous, which means it does not absorb or retain odors, flavors, or colors from the food being processed. Furthermore, stainless steel pipes are durable and have a long lifespan, reducing maintenance and replacement costs. They can withstand high temperatures and pressures, making them suitable for various food processing applications, including cooking, boiling, and sterilization. Lastly, stainless steel is a sustainable and environmentally friendly choice. It is 100% recyclable, making it an eco-friendly option for food processing facilities. Overall, stainless steel pipes are highly suitable for food processing due to their corrosion resistance, hygienic properties, durability, and sustainability. They provide a reliable and safe solution for transporting food and maintaining the quality and integrity of the final products.
- Q:Are stainless steel pipes suitable for pharmaceutical laboratories?
- Yes, stainless steel pipes are suitable for pharmaceutical laboratories. Stainless steel is highly resistant to corrosion, easy to clean, and it does not react with most chemicals. It also has high temperature and pressure resistance, making it a reliable choice for transporting various pharmaceutical substances. Additionally, stainless steel pipes are durable, hygienic, and meet the strict standards and regulations of pharmaceutical industries.
- Q:Can stainless steel pipes be insulated with polyamide?
- Yes, stainless steel pipes can be insulated with polyamide. Polyamide is a commonly used material for pipe insulation due to its excellent thermal properties and resistance to high temperatures. It provides effective insulation and helps to prevent heat loss or gain in the pipes.
- Q:What are the different grades of stainless steel used for pipes?
- There are several different grades of stainless steel that are commonly used for pipes, each with their own unique properties and characteristics. The most common grades include: 1. Grade 304: This is the most widely used stainless steel grade for pipes. It offers excellent corrosion resistance, high-temperature strength, and good formability. It is commonly used for both indoor and outdoor applications, such as water supply pipes, food processing equipment, and architectural structures. 2. Grade 316: This grade is similar to 304 but contains a higher content of molybdenum, which enhances its corrosion resistance, especially against chlorides and other corrosive chemicals. It is commonly used in marine environments, chemical processing plants, and medical equipment. 3. Grade 321: This grade contains titanium, which stabilizes it against sensitization during welding or high-temperature exposure. It offers excellent resistance to oxidation and can be used in applications where high temperatures are involved, such as exhaust systems and boilers. 4. Grade 409: This grade is commonly used for pipes in automotive exhaust systems due to its excellent heat resistance and durability. It is also resistant to corrosion from road salts and other harsh chemicals. 5. Grade 347: Similar to grade 321, this grade contains niobium, which provides additional stabilization against sensitization. It is commonly used in high-temperature applications where resistance to intergranular corrosion is required, such as in aircraft and jet engine components. These are just a few examples of the different grades of stainless steel used for pipes. The specific grade chosen for a particular application depends on factors such as the environment, temperature, corrosion resistance requirements, and mechanical properties needed.
- Q:Can stainless steel pipes be coated with PTFE?
- Yes, stainless steel pipes can be coated with PTFE (polytetrafluoroethylene). PTFE is a highly non-reactive and stable material that is known for its excellent chemical resistance, low friction, and high temperature resistance. Coating stainless steel pipes with PTFE can provide several benefits, such as reducing friction, preventing corrosion, and enhancing chemical resistance. The PTFE coating creates a smooth, non-stick surface that helps to improve the flow of liquids and prevents the build-up of deposits on the pipe walls. This can be particularly useful in industries such as chemical processing, food and beverage, pharmaceuticals, and oil and gas, where the pipes are exposed to aggressive chemicals or high temperatures. Additionally, the PTFE coating can also provide electrical insulation properties, making it suitable for certain applications. Overall, coating stainless steel pipes with PTFE can enhance their performance and extend their lifespan in various industrial environments.
- Q:What are the disadvantages of using stainless steel pipes?
- While stainless steel pipes offer numerous advantages, there are a few disadvantages to consider: 1. Cost: Stainless steel pipes tend to be more expensive than other pipe materials such as PVC or carbon steel. This higher cost can impact the overall budget for a project. 2. Corrosion Resistance Limitations: While stainless steel is known for its corrosion resistance, it is not completely immune to corrosion. In certain environments, such as highly acidic or alkaline conditions, stainless steel pipes can still corrode over time. 3. Brittle: Stainless steel pipes can be more brittle than other materials, which makes them more susceptible to cracking or breaking under extreme temperatures or stress. This can be a concern in applications where the pipes are subjected to significant pressure or thermal fluctuations. 4. Difficult to Modify: Compared to other pipe materials, stainless steel pipes are harder to modify or alter once they are installed. This can be problematic if any changes or adjustments need to be made in the future, as it may require more time and effort. 5. Heat Conductivity: Stainless steel has lower heat conductivity compared to materials like copper. This means that stainless steel pipes may not transfer heat as efficiently, which can be a disadvantage in some applications where heat transfer is important. Overall, while stainless steel pipes have numerous benefits, it is important to consider these disadvantages when selecting the appropriate material for a specific project.
- Q:How do stainless steel pipes compare to brass pipes?
- Both stainless steel pipes and brass pipes are popular options for plumbing and industrial applications, but they have distinct characteristics that make them suitable for different situations. To begin with, stainless steel pipes are known for their exceptional durability and resistance to corrosion. They can handle high-pressure environments and are highly resistant to rust and corrosion, making them ideal for use in harsh conditions or where water quality is a concern. Additionally, stainless steel pipes have a higher melting point than brass pipes, allowing them to withstand extreme temperatures without compromising their structural integrity. On the other hand, brass pipes are valued for their excellent thermal conductivity and malleability. They are commonly used in plumbing systems because they are easy to bend and shape, providing greater flexibility during installation. Brass pipes also have an appealing aesthetic with their warm, golden color that can enhance the visual appeal of any space. In terms of cost, brass pipes are generally more expensive than stainless steel pipes. However, the longer lifespan and lower maintenance requirements of brass pipes can offset the initial higher cost. Another aspect to consider is the environmental impact. Stainless steel is highly sustainable as it is 100% recyclable, making it an eco-friendly choice. In contrast, brass production requires a significant amount of energy and is less recyclable compared to stainless steel. Ultimately, the choice between stainless steel and brass pipes depends on the specific needs of the project. If durability, corrosion resistance, and long-term reliability are the main considerations, stainless steel pipes are the preferred option. However, if thermal conductivity, malleability, and aesthetic appeal are more important, brass pipes may be the better choice.
- Q:What are the advantages of stainless steel pipes?
- There are several advantages of using stainless steel pipes. Firstly, stainless steel pipes are known for their excellent corrosion resistance. They are resistant to rust, oxidation, and other types of corrosion, making them highly durable and long-lasting. This resistance to corrosion also makes stainless steel pipes suitable for various industries, including marine, chemical, and food processing. Secondly, stainless steel pipes have high strength and heat resistance. They can withstand high pressure, making them suitable for applications that require transporting fluids or gases at high temperatures and pressures. Stainless steel pipes also have superior heat resistance, making them suitable for applications involving extreme temperatures. Additionally, stainless steel pipes are hygienic and easy to clean. The smooth surface of stainless steel pipes makes it difficult for bacteria to adhere to the surface, making them ideal for sanitary applications such as food processing, pharmaceuticals, and medical devices. Stainless steel pipes are also easy to clean and maintain, reducing the risk of contamination. Furthermore, stainless steel pipes have excellent aesthetic appeal. They have a sleek and modern appearance, making them suitable for architectural and decorative applications. Stainless steel pipes are often used in construction, interior design, and automotive industry for their attractive and polished finish. Lastly, stainless steel pipes are environmentally friendly. They are 100% recyclable and can be reused without losing their properties. This makes stainless steel pipes a sustainable choice and contributes to the reduction of waste and environmental impact. In conclusion, the advantages of stainless steel pipes include corrosion resistance, high strength and heat resistance, hygienic properties, aesthetic appeal, and environmental friendliness. These qualities make stainless steel pipes a versatile and reliable choice for a wide range of applications.
- Q:Can stainless steel pipes be used for pharmaceutical cleanrooms?
- Yes, stainless steel pipes can be used for pharmaceutical cleanrooms. Stainless steel is a widely used material in cleanroom environments due to its excellent corrosion resistance, durability, and ease of cleaning. It is non-porous and does not harbor bacteria, making it suitable for pharmaceutical applications where cleanliness and hygiene are crucial. Stainless steel pipes also have high temperature and pressure resistance, making them suitable for various processes and applications within pharmaceutical cleanrooms. Additionally, stainless steel pipes can be easily welded and joined, ensuring a seamless and hygienic system.
- Q:Can stainless steel pipes be used for marine applications?
- Yes, stainless steel pipes are commonly used for marine applications due to their high resistance to corrosion and durability in harsh marine environments.
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304 /316/321stainless steel seamless pipe
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 kg
- Supply Capability:
- 1000000 kg/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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