Product Parameters
ASTM A214 ERW Seam Welded Steel Pipes
Material
ASTM A214 ERW seam welded steel pipes are fabricated using low carbon steel plates. The pipes are produced through the electric resistance welding process, which involves the formation of a seam by applying high-frequency electric currents to the edges of the plate. This results in a strong and durable pipe suitable for various applications.
Specification
- Size Range: 1/2" to 24"
- Wall Thickness: Up to 25mm
- Length: Customizable
- Outer Diameter: Up to 660mm
- Standards: ASTM A214, ASTM A178, DIN 17175, EN 10217-1, etc.
Key Features
- High Strength: ASTM A214 ERW seam welded steel pipes possess excellent strength and resistance to deformation, making them suitable for demanding applications.
- Corrosion Resistance: The pipes have a protective coating that enhances their resistance to corrosion in various environments.
- Uniformity: The electric resistance welding process ensures consistent and uniform welds throughout the length of the pipe, ensuring its structural integrity.
- Cost-Effective: These pipes are a cost-effective alternative to seamless pipes, without compromising on performance and strength.
- Versatility: ASTM A214 ERW seam welded steel pipes can be used in a wide range of industries, including oil and gas, construction, automotive, and more.
Chemical Composition
The chemical composition of ASTM A214 ERW seam welded steel pipes is as follows:
| Element | Composition(%) |
| Carbon | 0.18 max |
| Manganese | 0.27 - 0.63 |
| Phosphorus | 0.035 max |
| Sulfur | 0.035 max |
Mechanical Properties
The mechanical properties of ASTM A214 ERW seam welded steel pipes are:
| Property | Value |
| Tensile Strength | 345 MPa min |
| Yield Strength | 195 MPa min |
| Elongation | 20% min |
| Hardness | HRB 72 max |
Physical Properties
Some of the physical properties of ASTM A214 ERW seam welded steel pipes are:
| Property | Value |
| Density | 7.85 g/cm³ |
| Thermal Conductivity | 50 W/m·K |
| Electrical Conductivity | 14.17 MS/m |
| Modulus of Elasticity | 200 GPa |
Process Performance
The process performance characteristics of ASTM A214 ERW seam welded steel pipes are:
| Characteristic | Value |
| Weldability | Excellent |
| Formability | Good |
| Machinability | Fair |
| Heat Treatment | Annealing required |
Steel Grade
The steel grade suitable for ASTM A214 ERW seam welded steel pipes is ASTM A214 Gr.A.
Application
ASTM A214 ERW seam welded steel pipes find extensive application in various industries, including:
- Oil and gas pipelines
- Petrochemical plants
- Power generation
- Boiler tubes
- Heat exchangers
- Structural applications
Possible Alternative Grades
Some alternative grades that can be considered as substitutes for ASTM A214 ERW seam welded steel pipes include:
- ASTM A178 ERW steel pipes
- DIN 17175 seamless steel pipes
- EN 10217-1 welded steel pipes
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