GOST 4543 15X 15XA 20X 30X 30XPA Alloy Seamless Steel Pipe
Alloy Structural Carbon Steel Pipe for Architecture
In the field of architecture, the choice of materials plays a crucial role in ensuring the durability and strength of structures. One such material that has gained significant popularity is the GOST 4543 alloy seamless steel pipe. This article will delve into the material, its specifications, key features, chemical composition, mechanical properties, steel grades, applications, and possible alternative grades.
Material and Specification
The GOST 4543 alloy seamless steel pipe is a carbon steel pipe specifically designed for structural applications. It is known for its excellent strength, toughness, and corrosion resistance. The material is manufactured in accordance with the GOST 4543 standard, which sets the requirements for alloy structural carbon steel pipes.
Key Features
The key features of the GOST 4543 alloy seamless steel pipe include:
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High Strength: The alloy composition of the steel pipe provides exceptional strength, making it suitable for structural applications that require load-bearing capabilities.
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Toughness: The steel pipe exhibits excellent toughness, ensuring its ability to withstand heavy loads and resist deformation.
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Corrosion Resistance: The alloy composition enhances the pipe's resistance to corrosion, making it suitable for various environments, including those with high humidity or exposure to chemicals.
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Seamless Construction: The seamless manufacturing process ensures a uniform and continuous structure, eliminating the weak points associated with welded pipes.
Chemical Composition
| Element | 15X | 15XA | 20X | 30X | 30XPA |
| Carbon (C) | 0.12-0.18% | 0.12-0.18% | 0.17-0.24% | 0.27-0.34% | 0.27-0.34% |
| Silicon (Si) | 0.17-0.37% | 0.17-0.37% | 0.17-0.37% | 0.17-0.37% | 0.17-0.37% |
| Manganese (Mn) | 0.35-0.65% | 0.35-0.65% | 0.20-0.50% | 0.60-0.90% | 0.60-0.90% |
| Chromium (Cr) | 0.40-0.70% | 0.40-0.70% | 0.70-1.00% | 0.80-1.10% | 0.80-1.10% |
| Nickel (Ni) | - | - | - | - | 0.25-0.45% |
| Copper (Cu) | - | - | - | - | 0.20-0.35% |
| Phosphorus (P) | ≤0.035% | ≤0.035% | ≤0.035% | ≤0.035% | ≤0.035% |
| Sulfur (S) | ≤0.035% | ≤0.035% | ≤0.035% | ≤0.035% | ≤0.035% |
Mechanical Properties
| Property | 15X | 15XA | 20X | 30X | 30XPA |
| Tensile Strength | 590-690 MPa | 590-690 MPa | 590-690 MPa | 685-785 MPa | 685-785 MPa |
| Yield Strength | 390 MPa | 390 MPa | 390 MPa | 490 MPa | 490 MPa |
| Elongation | 20% | 20% | 20% | 18% | 18% |
| Impact Toughness | ≥ 39 J/cm² | ≥ 39 J/cm² | ≥ 39 J/cm² | ≥ 39 J/cm² | ≥ 39 J/cm² |
Steel Grade
The GOST 4543 alloy seamless steel pipe is available in various steel grades, including:
Application
The GOST 4543 alloy seamless steel pipe finds extensive application in the field of architecture. It is commonly used in the construction of buildings, bridges, and other structures that require high strength and durability. The pipe's corrosion resistance makes it suitable for both indoor and outdoor applications, ensuring longevity and structural integrity.
Possible Alternative Grades
While the GOST 4543 alloy seamless steel pipe offers excellent properties for architectural applications, there are alternative grades available in the market. Some possible alternatives include ASTM A106, ASTM A53, and DIN 1629, which are widely used in various industries and offer similar characteristics.
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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