Product Overview – ASME SA106 Gr A Welded Pipes
ASME SA106 Grade A is commonly used for general purpose and low-pressure applications. While originally specified for seamless pipes, equivalent welded pipes are widely manufactured for industries where cost efficiency and availability are important factors.
These pipes are produced using ERW (Electric Resistance Welded) and EFW (Electric Fusion Welded) processes, ensuring uniform wall thickness, good dimensional control, and reliable performance.
Due to their balanced mechanical properties and economic advantage, SA106 Gr A equivalent welded pipes are widely used in structural, fabrication, and utility pipelines.
Standard & Material Identification - ASME SA106 Gr A Welded Pipes
Technical Specifications – SA106 Gr A Welded Pipes
| Pipe Type: | ERW / EFW Welded Pipes |
| Manufacturing Process: | Hot Rolled Coil / Plate → Forming → Welding → Heat Treatment → Testing |
| Outer Diameter: | 15 mm to 1500 mm |
| Wall Thickness: | 2 mm to 40 mm |
| Length Options: | 6 Meter/12 meters/Custom Length |
| Surface Finish: | Black/Galvanized/Painted/Anti-Corrosion Coated |
| Testing Methods: | Hydrostatic Testing/Ultrasonic Testing/Radiographic Testing (for EFW)/PMI Testing/Dimensional Inspection |
| Certification : | EN 10204 3.1 / 3.2 MTC |
Third Party Inspection Available
All specifications are in accordance of ASTM SA106/ASME SA106 standards. Mechanical and chemical values are as per standard limits. Mill Test Certificates (MTC) available upon request.
Chemical Composition – SA106 Grade A
| Element | Max (%) |
|---|---|
| Carbon (C): | 0.25% |
| Manganese (Mn): | 0.93% |
| Phosphorus (P): | 0.035% |
| Sulfur (S): | Max 0.035% |
| Silicon (Si) | Min 0.10% |
| Iron | Balance |
Note: Equivalent welded pipes are manufactured to closely match SA106 Grade A composition for consistent industrial performance.
Mechanical Properties – SA106 Gr A
| Property | Minimum Value |
|---|---|
| Tensile Strength | 330 MPa |
| Yield Strength | 205 MPa |
| Elongation | 30% |
These properties make SA106 Gr A suitable for general-purpose piping and low-pressure industrial systems.
Performance & Industrial Use
ASME SA106 Grade A equivalent welded pipes are designed for applications where cost efficiency, availability, and basic strength are key requirements.
- They provide:
- 🔸Reliable performance for low-pressure systems
- 🔸Good weldability and fabrication ease
- 🔸Uniform structure for large-scale projects
- 🔸Cost advantage over seamless alternatives
These pipes are ideal for utility pipelines, fabrication, and general engineering applications.
Industry Applications of ASME SA106 Grade A Welded Pipes
- Where ASME SA106 Grade A Welded Pipes are used:
- 🔸Water Supply & Utility Pipelines
- 🔸Structural & Fabrication Work
- 🔸Low Pressure Oil & Gas Systems
- 🔸Industrial Fluid Transport
- 🔸Construction & Infrastructure Projects
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