|
[China]
Trade Verify
Address: Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China
Contact name:Richard SHEN
TORICH INTERNATIONAL LIMITED |
|
Verified Suppliers
|
|
|
The YB/T 4205 standard delineates the use of seamless austenitic stainless steel U-tubes in feedwater heaters. These U-tubes are designed to withstand high-temperature and pressure conditions efficiently, catering to industrial demands with precision engineering and durable materials. Below, we detail the material's chemical composition, mechanical properties, steel grade, application, along with possible alternative grades to explore further flexibility in application-specific scenarios.
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.08 max |
| Silicon (Si) | 1.00 max |
| Manganese (Mn) | 2.00 max |
| Phosphorus (P) | 0.045 max |
| Sulfur (S) | 0.030 max |
| Chromium (Cr) | 18.0-20.0 |
| Nickel (Ni) | 8.0-11.0 |
| Molybdenum (Mo) | 2.0-3.0 |
| Other Elements | - |
| Properties | Value |
|---|---|
| Tensile Strength | 520 MPa min |
| Yield Strength | 205 MPa min |
| Elongation | 35% min |
| Hardness | 90 HRB max |
The steel grades conforming to YB/T 4205 predominantly involve austenitic stainless steels recognized for their superior corrosion resistance and thermal stability. These grades offer long-lasting performance in demanding operational environments, ensuring the reliability of feedwater heater systems.
These seamless U-tubes find application in feedwater heaters where superior resistance to corrosion and thermal properties are paramount. Their design and material composition make them ideal for withstanding high temperatures and pressures while maintaining structural integrity over extended periods.
For specific applications requiring tailored material properties, exploring alternative stainless steel grades like 304, 316, or duplex stainless steels could provide enhanced corrosion resistance, higher strength, or better weldability. Depending on the operational requirements and environmental conditions, selecting alternative grades can optimize performance in feedwater heater systems.
Haiyan Sanxin Steel Pipe Factory is a leading manufacturer of steel pipes in China. Located in a region with excellent geographical advantages, the factory is situated close to the Zhoushan Port and Ningbo Port.
Our factory covers an area of more than 25,000 square meters and has been in the steel pipe manufacturing business for 20 years. Over this period, we have accumulated a wealth of professional experience, which has helped us establish ourselves as a trusted name in the industry.
At our factory, we specialize in the production of various types of steel pipes, including stainless steel pipe, carbon steel pipe, copper pipe, steel pipe,seamless steel pipe and welded pipe. Our expertise in this field is evident from the 12 patents that we hold, which demonstrate our commitment to innovation and excellence.
A: manufacturer,also can do trading.
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact with me.
