ASTM A423 COR-TEN Straight Seam Electric Welded Steel Pipe Fixed Length Tube For Machinery Manufacturing
Introduction
The ASTM A423 COR-TEN straight seam electric welded steel pipe fixed length tube is a specialized steel product widely used in machinery manufacturing. This article will explore the material, specification, key features, chemical composition, mechanical properties, steel grade, applications, and possible alternative grades of this product.
Material and Specification
The ASTM A423 COR-TEN straight seam electric welded steel pipe is made from weathering steel, which is also known as COR-TEN steel. This high-strength, low-alloy steel contains additional elements that improve its corrosion resistance. The pipe is produced through an electric welding process, ensuring a smooth and consistent structure.
The standard specification for this steel pipe includes the following requirements:
- Outer diameter range: 21.3mm to 660mm
- Wall thickness range: 1.8mm to 22.2mm
- Length: Fixed length, typically 6 meters or as per customer requirements
Key Features
The ASTM A423 COR-TEN straight seam electric welded steel pipe offers several key features that make it suitable for machinery manufacturing applications:
- Corrosion Resistance: This weathering steel pipe develops a protective oxide layer on its surface, preventing further corrosion and reducing the need for maintenance.
- High Strength: The steel's composition enhances its mechanical properties, providing excellent strength and durability to withstand heavy loads.
- Weldability: The electric welding process used in manufacturing this pipe ensures strong and reliable joints, ensuring efficient assembly in machinery manufacturing.
Chemical Composition (Table Presentation)
| Element | Composition Range (%) |
| Carbon (C) | 0.08 max |
| Manganese (Mn) | 0.50 - 1.50 |
| Silicon (Si) | 0.30 - 0.50 |
| Phosphorus (P) | 0.020 max |
| Sulfur (S) | 0.010 max |
| Copper (Cu) | 0.50 - 1.00 |
| Nickel (Ni) | 0.20 - 0.50 |
| Chromium (Cr) | 0.30 - 0.50 |
| Vanadium (V) | 0.02 - 0.10 |
Mechanical Properties (Table Presentation)
| Property | Minimum Value |
| Tensile Strength | 480 MPa |
| Yield Strength | 345 MPa |
| Elongation | 22% |
| Hardness | 150 HBW |
Steel Grade
The ASTM A423 COR-TEN straight seam electric welded steel pipe is available in varying steel grades based on the customer's requirements and the application it will be used in. Common steel grades include A423 Gr.1 and A423 Gr.3.
Application
This steel pipe finds widespread use in machinery manufacturing due to its corrosion resistance, high strength, and weldability. It is commonly employed in the fabrication of machinery components, structural support frames, and other applications where durability and longevity are essential.
Possible Alternative Grades
Depending on specific project requirements, alternative weathering steel grades may be considered. Some possible alternatives to ASTM A423 COR-TEN straight seam electric welded steel pipe include A588, A606, and A847. These grades offer similar corrosion resistance and mechanical properties, providing viable alternatives based on the desired 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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