Stainless Duplex Seamless Steel Pipe High Nicke 31803
- Ref Price:
-
- Loading Port:
- Ningbo
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t.
- Supply Capability:
- 5000 m.t./month
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1、Structure of Duplex steel A790 31803 seamless pipe Description：
Stainless steel is a production which not easy rust,acid resistance and corrosion resistance,so it is widely used in light industry,heavy industry,daily necessities and the decoration industry.my company long-term supply stainless steel porducts including:stainless steel sheet,stainless steel coil and stainless steel tube.
2、Main Features of Duplex steel A790 31803 seamless pipe：
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
•Reasonable price
3、Duplex steel A790 31803 seamless pipe Images：
4、Duplex steel A790 31803 seamless pipe Specification：
1. Process: Cold Rolling/ Cold Drawn
2. Size: 10mm-480mm
3. Standards: ASTM A312, ASTM A213, ASTM A269, DIN 2462, JIS G3463
4. Schedules:1mm-30mm
5. Material: TP304, TP304L, TP316L, TP321, TP317L, TP310S, TP347H, duplex steel
6.Surface Treatment: polishing, sand blasting,annealing and acid pickling
7.Package: export package (weaving bag ,non-fabric ,wooden case)
| process | size | standard | schecules | material | surface | package |
cold drawn/ cold rolling | 10-480mm | A312 A213 A269 etc. | 1-30mm | 304/321/316 310/317/347 duplex steel
| polishing annealing and pickling
| weaving bag in bundle plywood case |
5、FAQ of Duplex steel A790 31803 seamless pipe:
①How is the quality of your products?
Our products are manufactured strictly according to national and internaional standard, and we take a test
on every pipe before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.
②How about price?
Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”,if you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.
③Why should you chose us?
Chose happens because of quality, then price, We can give you both.Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.
Any question, pls feel free to contact us !
- Q: Are stainless steel pipes suitable for desalination plants?
- Yes, desalination plants can use stainless steel pipes. Desalination plants are facilities that are designed to remove salt and other impurities from seawater or brackish water in order to produce freshwater. In order to withstand the harsh conditions of the desalination process, which includes high pressure, high temperatures, and exposure to corrosive substances, these plants require pipes that are able to endure these conditions. Stainless steel pipes are a great choice for desalination plants because they possess inherent corrosion resistance properties. Stainless steel contains at least 10.5% chromium, which creates a thin protective oxide layer on the material's surface. This oxide layer acts as a barrier, preventing corrosion and ensuring the pipes have a long lifespan. It protects the steel from the corrosive effects of seawater, brine, and other chemicals that are used during the desalination process. Additionally, stainless steel pipes are highly durable and can withstand extreme temperatures and pressures without compromising their structural integrity. They are also resistant to scaling and fouling, which are common issues in desalination plants due to the high concentration of minerals and salts in the water. Moreover, stainless steel pipes are hygienic and easy to clean, making them a suitable choice for desalination plants that require regular maintenance and cleaning to ensure efficient and reliable operation. In conclusion, stainless steel pipes are an ideal choice for desalination plants due to their corrosion resistance, durability, and ease of maintenance. They are capable of handling the demanding conditions of the desalination process, ultimately ensuring the production of high-quality freshwater.
- Q: Classification, advantages and disadvantages of stainless steel welding
- Metal gas shielded arc welding.It belongs to the gas protection welding, also is a kind of arc welding, that is, in the protection of gas, welding rod arc melting. Metal gas welding can be used in steel, non alloy steel, low-alloy steel and high alloy, etc. these materials are widely used. But one thing, its protective gas must be an active gas, such as carbon dioxide or a mixture of gases. The only drawback is that if the outdoor welding, then the workpiece can not be damp, otherwise it will affect the protection of gas protection effect.
- Q: What is the difference between 304L and 316L stainless steel pipes?
- 304L and 316L, both stainless steel pipe types, have distinct differences in their chemical composition and specific properties. With a lower carbon content, 304L stainless steel is a variation of 304 stainless steel. This characteristic grants it greater resistance to sensitization, i.e., the formation of chromium carbide at grain boundaries, which can lead to intergranular corrosion. Due to this lower carbon content, 304L stainless steel pipes are commonly utilized in environments where sensitization is a concern, such as welding applications or corrosive settings. Conversely, 316L stainless steel is an austenitic stainless steel that boasts the inclusion of molybdenum. This element enhances its corrosion resistance when compared to 304L stainless steel. The addition of molybdenum strengthens its ability to combat pitting and crevice corrosion, making it suitable for use in more aggressive environments like marine or chemical processing settings. Regarding mechanical properties, 316L stainless steel pipes generally exhibit higher tensile strength and yield strength than 304L stainless steel pipes. Consequently, 316L stainless steel pipes are more suited for applications necessitating greater strength and durability. In summary, the primary disparity between 304L and 316L stainless steel pipes lies in their chemical composition and corrosion resistance properties. 304L stainless steel pipes offer enhanced resistance to sensitization, while 316L stainless steel pipes provide heightened corrosion resistance, especially in more aggressive environments. The selection between these two types depends on the specific requirements of the application and the environment in which the pipes will be employed.
- Q: How do you calculate the flow rate of fluid through stainless steel pipes?
- To calculate the flow rate of fluid through stainless steel pipes, you can use the equation known as the Bernoulli's equation, which takes into account factors such as the pipe's diameter, length, pressure difference, and fluid properties. Additionally, you may need to consider factors like viscosity and Reynolds number for more accurate calculations.
- Q: Can stainless steel pipes be used for solar thermal systems?
- Yes, stainless steel pipes can be used for solar thermal systems. Stainless steel is highly corrosion resistant and can withstand the high temperatures and pressures typically found in solar thermal systems. It is a reliable and durable choice for transporting the heat transfer fluid in these systems.
- Q: Can stainless steel pipes be galvanized?
- No, stainless steel pipes cannot be galvanized. Galvanizing is a process used to protect steel or iron from corrosion by coating it with a layer of zinc. Since stainless steel is already resistant to corrosion due to the presence of chromium, galvanizing is unnecessary and ineffective.
- Q: What is the difference between seamless and double submerged arc welded stainless steel pipes?
- The main difference between seamless and double submerged arc welded stainless steel pipes lies in their production process. Seamless pipes are manufactured without any welding or seams, resulting in a smooth and continuous pipe with uniform strength throughout. On the other hand, double submerged arc welded pipes are created by welding two separate pieces of steel together using the submerged arc welding method. This creates a welded joint along the length of the pipe. While both types of pipes have their own advantages and applications, seamless pipes are generally preferred for their superior strength, durability, and resistance to corrosion.
- Q: Can stainless steel pipes be etched?
- Yes, stainless steel pipes can be etched. Etching is a process of removing a thin layer of metal from the surface of the pipe to create a desired design or pattern. This is typically done using an acid or chemical solution that selectively dissolves the exposed metal. However, it is important to note that not all grades of stainless steel are equally suitable for etching. Austenitic stainless steels, such as 304 and 316, are commonly used for etching due to their corrosion resistance and ease of etching. Other factors that can influence the etching process include the composition and thickness of the stainless steel, as well as the etching method and conditions used.
- Q: Can stainless steel pipes be used for gas pipelines?
- Yes, stainless steel pipes can be used for gas pipelines. Stainless steel is a highly durable and corrosion-resistant material, making it suitable for transporting various types of gases, including natural gas and propane. Stainless steel pipes also have high tensile strength, which allows them to withstand high pressure and temperature conditions that are often encountered in gas pipelines. Additionally, stainless steel is non-reactive, meaning it does not react with the gases being transported, ensuring the integrity and safety of the pipeline system. Overall, stainless steel pipes are a reliable choice for gas pipelines due to their strength, corrosion resistance, and ability to handle high-pressure environments.
- Q: Can stainless steel pipes be used for irrigation well systems?
- Yes, stainless steel pipes can be used for irrigation well systems. Stainless steel is highly resistant to corrosion and can withstand various environmental conditions, making it a suitable choice for irrigation applications. Additionally, stainless steel pipes offer long-term durability and maintain the quality of water being transported, ensuring efficient irrigation system performance.
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Stainless Duplex Seamless Steel Pipe High Nicke 31803
- Ref Price:
-
- Loading Port:
- Ningbo
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t.
- Supply Capability:
- 5000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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