YB/T 4330 Large Diameter Seamless Austenitic Stainless Steel Pipes For Heat Exchanger
YB/T 4330 Large Diameter Seamless Austenitic Stainless Steel Pipes For Heat Exchanger
Material
The material specified in YB/T 4330 refers to large diameter seamless austenitic stainless steel pipes designed for heat exchangers.
Specification
The YB/T 4330 standard outlines the specifications for large diameter seamless austenitic stainless steel pipes suitable for heat exchangers.
Chemical Composition
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.08 max |
| Manganese (Mn) | 2.00 max |
| Phosphorus (P) | 0.045 max |
| Sulfur (S) | 0.03 max |
| Silicon (Si) | 1.00 max |
| Nickel (Ni) | 8.00-11.00 |
| Chromium (Cr) | 18.0-20.0 |
| Molybdenum (Mo) | 2.00-3.00 |
| Nitrogen (N) | 0.15-0.25 |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength (MPa) | 520 min |
| Yield Strength (MPa) | 205 min |
| Elongation (%) | 35 min |
| Hardness (HB) | 192 max |
Application
The large diameter seamless austenitic stainless steel pipes specified by YB/T 4330 are primarily used in heat exchanger applications. These pipes are designed to withstand high temperatures and corrosive environments, making them ideal for various industrial heat exchange processes.


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.
Q: Are you trading company or manufacturer ?
A: manufacturer,also can do trading.
Q: How long is your delivery time?
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.
Q: Do you provide samples? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
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.
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