STAINLESS STEEL PIPE CHEAP and GOOD QUALITY from CHINA
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t.
- Supply Capability:
- 1000 m.t./month
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1，the breif description of the cheap and good quality stainless steel pipe
2,our advantage and specifications
1. Our company has been dedicated to producing stainless steel seamless pipe since 2003, owning complete producing technology and abundant managing experience.
2. The raw material such as mother tube, round bar we use is from Chinese biggest and well-known steel mill: Walsin Steel and Yongxing Steel.
3. We have advanced NDT equipments for the tests such as Eddy Current test, Ultrasonic test, Hydraulic test and so on.
4. We have ISO 9001 and PED certificate, and the Third Party Inspection Certificates such as TUV, BV, Lloyd’s, SGS, etc, also can be provided according to customers’ requirements,
5. Wooden case package which is strong and suitable for sea transportation is our main method to pack the pipes. And the economical packing method such as packed in bundles is also welcomed by some customers.
6. The tolerance control we use is D4/T4 (+/-0.1mm) on both inside and outside Diameter and Wall Thickness, which is much higher than international standard ASTM, DIN.
7. The surface condition is one of our main advantages: in order to meet different requirements for surface condition, we have annealing and pickling surface, bright annealing surface, OD polished surface, OD & ID polished surface etc.
8. In order to keep the inside surface of pipe clean and make it free from deburring, our company develops the unique and special technology --- Sponge Washing with high pressure.
9. We have complete after-sale service to deal with the problems in time.
3,Stainless steel maintenance:
(1) Regular cleaning and maintenance
(2) Pay attention to prevent the occurrence of the phenomenon of surface scratches
(3) Use soap, weak detergent or warm water to remove surface dust, dirt
(4) In addition to the surface of the binder with alcohol or an organic solvent (ether, benzene)
(5) Use neutral detergent or ammonia solution in addition to surface oil
(6) With 10% nitric acid or abrasive detergent in addition to the surface of the embroider caused by the dirt.
4,FAQ
1. Q: What are your advantageous Products?
A: We specialized in 400 series cold rolled stainless steel coils and plates. Our main products are 430, 410S and 409L.
We also supply stainless steel strips and strips in coil as requested.
2. Q: Can you make DDQ ( Deep Drawing Quality)?
A: Yes, we can. Our material can be used for stainless steel pots, stainless steel sinks, stainless steel bowls etc. U can tell us your usage, and we will adjust the mechanical propertise to meet your requirement.
- Q:What are the different finishes available for stainless steel pipes?
- There are several different finishes available for stainless steel pipes, including brushed, polished, satin, and mill finishes. These finishes can vary in appearance and texture, allowing individuals to choose the one that best suits their desired aesthetic and functional needs.
- Q:Are stainless steel pipes suitable for industrial applications?
- Stainless steel pipes excel in industrial settings due to their exceptional corrosion resistance, rendering them a favored option across various industries such as chemical, petrochemical, oil and gas, pharmaceutical, food and beverage, and more. These pipes can endure elevated temperatures and pressures, making them perfect for transporting fluids and gases in industrial procedures. Moreover, their durability, strength, and prolonged lifespan become pivotal in heavy-duty industrial scenarios. Furthermore, stainless steel pipes necessitate effortless maintenance and cleaning, mitigating the risk of contamination in industries that mandate stringent hygiene standards. In summary, stainless steel pipes present myriad advantages that render them highly suitable and extensively employed in industrial applications.
- Q:How do stainless steel pipes compare to galvanized steel pipes?
- Stainless steel pipes and galvanized steel pipes are both commonly used in various industries and applications, but they have distinct differences in terms of their composition, properties, and performance. One of the primary differences between stainless steel and galvanized steel pipes is their composition. Stainless steel pipes are made from an alloy of iron with a minimum of 10.5% chromium content, which provides excellent corrosion resistance and durability. On the other hand, galvanized steel pipes are steel pipes that have been coated with a layer of zinc to protect them from corrosion. In terms of corrosion resistance, stainless steel pipes outperform galvanized steel pipes. The chromium content in stainless steel forms a passive layer of chromium oxide on the surface, which acts as a barrier against corrosion and rust. This makes stainless steel pipes highly resistant to pitting, crevice corrosion, and general corrosion caused by various substances and environmental factors. Galvanized steel pipes, although coated with zinc, are more susceptible to corrosion over time, especially when exposed to harsh conditions or corrosive substances. Another key difference lies in their durability and lifespan. Stainless steel pipes are known for their exceptional strength, toughness, and longevity. They can withstand high pressures, extreme temperatures, and mechanical stresses, making them suitable for demanding applications. Galvanized steel pipes, while durable, have a relatively shorter lifespan compared to stainless steel due to the eventual degradation of the zinc coating, which exposes the underlying steel to corrosion. In terms of maintenance, stainless steel pipes require minimal upkeep due to their inherent corrosion resistance. They are easy to clean and do not require regular painting or coating. On the other hand, galvanized steel pipes may require periodic inspection, maintenance, and re-coating to ensure prolonged protection against corrosion. Cost-wise, galvanized steel pipes are generally more economical upfront compared to stainless steel pipes. However, when considering the long-term benefits of stainless steel's corrosion resistance and durability, the overall cost-effectiveness of stainless steel pipes often surpasses that of galvanized steel pipes. In conclusion, stainless steel pipes offer superior corrosion resistance, durability, and longevity compared to galvanized steel pipes. While galvanized steel pipes may be more cost-effective upfront, stainless steel pipes provide long-term benefits and performance advantages, making them a preferred choice in many applications where corrosion resistance and durability are critical considerations.
- Q:Can stainless steel pipes be insulated with neoprene?
- Neoprene insulation is capable of being applied to stainless steel pipes. Neoprene, a highly adaptable and long-lasting material renowned for its exceptional insulation qualities, is frequently employed to insulate a variety of pipe types, including stainless steel. Neoprene insulation can successfully lessen heat loss or gain, avert condensation, and furnish defense against extreme temperatures. Additionally, it possesses resistance to moisture, chemicals, and UV radiation, rendering it an appropriate choice for a diverse array of applications. Correct installation of neoprene insulation can effectively heighten the energy efficiency and performance of stainless steel pipes.
- Q:What is the difference between 304J3 and 316J3 stainless steel pipes?
- The main difference between 304J3 and 316J3 stainless steel pipes lies in their composition and corrosion resistance properties. 304J3 stainless steel is a grade of stainless steel that contains 18% chromium and 8% nickel. It is known for its excellent corrosion resistance, high strength, and good formability. This grade is commonly used in various applications, such as food processing, chemical processing, and architectural applications. On the other hand, 316J3 stainless steel is a grade that contains 16-18% chromium, 10-14% nickel, and 2-3% molybdenum. This additional molybdenum content enhances its corrosion resistance, especially against chloride environments. As a result, 316J3 stainless steel is often used in more demanding applications, such as marine environments, pharmaceutical equipment, and coastal structures. In summary, the key difference between 304J3 and 316J3 stainless steel pipes is the composition and the subsequent corrosion resistance properties. While both grades offer good corrosion resistance, 316J3 stainless steel provides superior resistance in chloride-rich environments, making it suitable for more demanding applications.
- Q:Can stainless steel pipes be polished?
- Absolutely! It is entirely possible to polish stainless steel pipes. Stainless steel, known for its versatility and durability, can undergo a polishing process to elevate its visual appeal and achieve a smoother texture. This involves employing abrasive substances like sandpaper or polishing compounds to eliminate imperfections, scratches, or oxidation from the surface. By engaging in this method, not only does it enhance the pipes' aesthetic allure, but it also safeguards against corrosion and extends their lifespan. Polished stainless steel pipes find widespread application across industries such as architecture, interior design, automotive, and food processing, where a pristine and polished appearance is sought after.
- Q:What are the different grades of stainless steel used for pipes?
- Pipes commonly utilize various grades of stainless steel, each possessing unique properties and characteristics. The following are some of the most frequently employed grades: 1. Grade 304: Widely utilized, this stainless steel grade offers exceptional corrosion resistance, high-temperature strength, and satisfactory formability. It finds common use in both indoor and outdoor applications, including water supply pipes, food processing equipment, and architectural structures. 2. Grade 316: Similar to Grade 304, this grade contains a higher molybdenum content, enhancing its resistance to corrosion, particularly against chlorides and other corrosive substances. It is commonly employed 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. Notably, it exhibits exceptional oxidation resistance and is suitable for applications involving high temperatures, such as exhaust systems and boilers. 4. Grade 409: Due to its outstanding heat resistance and durability, this grade is frequently employed in automotive exhaust systems. Additionally, it demonstrates resistance to corrosion caused by road salts and other harsh chemicals. 5. Grade 347: Similar to Grade 321, this grade incorporates niobium, providing further stabilization against sensitization. It is commonly utilized in high-temperature applications that necessitate resistance to intergranular corrosion, such as aircraft and jet engine components. These examples merely scratch the surface of the multitude of stainless steel grades utilized in pipe manufacturing. The selection of a specific grade for a given application depends on various factors, including the environment, temperature, corrosion resistance requirements, and necessary mechanical properties.
- 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:What is the maximum length of a stainless steel pipe?
- The maximum length of a stainless steel pipe can vary depending on factors such as the manufacturing process, diameter, and application. However, commonly available stainless steel pipes are typically produced in standard lengths of 20 feet (6.1 meters) or 40 feet (12.2 meters).
- Q:How do you calculate the deflection of stainless steel pipes under load?
- To calculate the deflection of stainless steel pipes under load, you can utilize the theory of beam bending. This involves analyzing the pipe as a beam and applying the principles of bending moment and deflection. First, you need to determine the moment of inertia (I) of the stainless steel pipe. This can be done by using the formula specific to the shape of the pipe, such as for a circular pipe: I = π * (D^4 - d^4) / 64, where D is the outer diameter and d is the inner diameter of the pipe. Next, you need to calculate the bending moment (M) acting on the pipe. This is typically obtained from the applied load, which can be in the form of a force, pressure, or weight acting on the pipe. The bending moment can be determined by multiplying the load by the distance between the applied load and the point of interest on the pipe. Once you have the moment of inertia (I) and bending moment (M), you can calculate the maximum deflection (δ) using the formula: δ = (M * L^2) / (E * I), where L is the span length of the pipe and E is the modulus of elasticity for stainless steel. It's important to note that these calculations assume the stainless steel pipe is perfectly elastic and has a homogeneous material composition. Real-world factors like material properties, pipe geometry, and boundary conditions may affect the accuracy of the calculated deflection. Therefore, it is recommended to consult relevant engineering codes, standards, or professional resources to ensure accurate and safe calculations.
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STAINLESS STEEL PIPE CHEAP and GOOD QUALITY from CHINA
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t.
- Supply Capability:
- 1000 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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