ASTM A795 Grade A Welded Steel Tube: Black And Hot-Dipped Zinc-Coated Galvanized Welded Steel Pipe For Fire Protection Use
Introduction
ASTM A795 Grade A Welded Steel Tube is a type of steel pipe specifically designed for fire protection systems. It is manufactured using a process that involves welding and galvanizing to ensure durability and resistance to corrosion. This article will provide an overview of the material, specification, key features, chemical composition, mechanical properties, steel grade, application, and possible alternative grades of ASTM A795 Grade A Welded Steel Tube.
Material and Specification
ASTM A795 Grade A Welded Steel Tube is made from carbon steel and is available in various sizes ranging from ½ inch to 10 inches in diameter. The tube is produced using the electric resistance welding (ERW) process, which ensures a strong and reliable bond. It is then coated with a layer of zinc through the hot-dip galvanizing process to provide enhanced corrosion resistance.
Key Features
- Designed for fire protection systems: ASTM A795 Grade A Welded Steel Tube is specifically engineered to meet the requirements of fire protection applications, ensuring the ety and reliability of the system.
- Durable and corrosion-resistant: The hot-dip galvanizing process provides a protective layer of zinc, making the tube highly resistant to corrosion and extending its lifespan.
- Easy to install: The welded construction of the tube allows for easy installation, reducing time and labor costs.
- Versatile: ASTM A795 Grade A Welded Steel Tube can be used in a wide range of applications, including commercial, industrial, and residential fire protection systems.
Chemical Composition
| Element | Composition (%) |
| Carbon (C) | 0.25 max |
| Manganese (Mn) | 0.92 max |
| Phosphorus (P) | 0.05 max |
| Sulfur (S) | 0.045 max |
Mechanical Properties
| Property | Value |
| Tensile Strength | 48,000 psi min |
| Yield Strength | 30,000 psi min |
| Elongation | 30% min |
Steel Grade
ASTM A795 Grade A Welded Steel Tube is classified as Grade A according to the ASTM A795 standard. This grade signifies that the tube meets the specified requirements for chemical composition, mechanical properties, and dimensional tolerances.
Application
ASTM A795 Grade A Welded Steel Tube is primarily used in fire protection systems, including sprinkler systems, hydrant systems, and standpipe systems. Its corrosion-resistant properties make it suitable for both indoor and outdoor applications. The tube is also utilized in various industries such as construction, oil and gas, and water treatment facilities.
Possible Alternative Grades
While ASTM A795 Grade A Welded Steel Tube is a widely accepted standard for fire protection applications, there are alternative grades available that may suit specific requirements. Some possible alternative grades include ASTM A53 Grade A, ASTM A135 Grade A, and ASTM A106 Grade A. It is important to consult the relevant specifications and standards to determine the most suitable alternative grade for a particular application.
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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.
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ASTM A795 Grade A Welded Steel Tube: Black And Hot-Dipped Zinc-Coated Galvanized Welded Steel Pipe For Fire Protection U Images
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