GB 5310 20G Hot Rolled Seamless Steel Tubes And Pipes For High Pressure Boilers
Product Details
Hot Rolled Seamless Steel Tubes
,GB 5310 Seamless Steel Tube
,High Pressure Boilers Seamless Steel Pipe
GB 5310 20G Hot Rolled Seamless Steel Tubes And Pipes For High Pressure Boilers
GB 5310 is a Chinese standard that specifies the seamless steel tubes and pipes for high-pressure boilers. The material used in GB 5310 is 20G, which is a high-quality carbon structural steel. This article will discuss the material, specification, chemical composition, mechanical properties, steel grade, and application of GB 5310 20G hot rolled seamless steel tubes and pipes for high-pressure boilers.
Material
GB 5310 20G seamless steel tubes and pipes are made of 20G, which is a high-quality carbon structural steel.
Specification
The specification of GB 5310 20G seamless steel tubes and pipes is as follows:
- Outer diameter: 6-168mm
- Wall thickness: 1-15mm
- Length: 5-12m
Chemical Composition
The chemical composition of GB 5310 20G seamless steel tubes and pipes is as follows:
| Element | Composition (%) |
|---|---|
| C | 0.17-0.24 |
| Si | 0.17-0.37 |
| Mn | 0.40-0.70 |
| P | 0.035 max |
| S | 0.035 max |
Mechanical Properties
The mechanical properties of GB 5310 20G seamless steel tubes and pipes are as follows:
| Property | Value |
|---|---|
| Tensile strength | 410-550 MPa |
| Yield strength | 245 MPa min |
| Elongation at break | 24% min |
| Hardness (HB) | 137 max |
| Impact energy (J) | 39 min |
Steel Grade
The steel grade of GB 5310 20G seamless steel tubes and pipes is 20G.
Application
GB 5310 20G seamless steel tubes and pipes are used in high-pressure boilers. They are widely used in the construction of power plants, boilers, and high-pressure pipelines. The tubes and pipes are also used in the transportation of high-temperature fluids such as steam and water.
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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