Product Description
Chemical Composition Clean Data
| Grade Standard | Carbon Max | Manganese Max | Phosphorus Max | Sulfur Max | Silicon Max |
| API 5L Gr B ERW | 0.28 | 1.20 | 0.030 | 0.030 | 0.45 |
| ASTM A53 Gr B ERW | 0.30 | 1.20 | 0.050 | 0.045 | 0.35 |
| ASTM A135 Gr A ERW | 0.25 | 0.95 | 0.050 | 0.045 | 0.35 |
| ASTM A500 Gr B ERW | 0.26 | 1.35 | 0.035 | 0.035 | 0.35 |
| IS 3589 Fe 410 ERW | 0.20 | 1.30 | 0.040 | 0.040 | 0.35 |
| EN 10219 S275J2H ERW | 0.20 | 1.50 | 0.030 | 0.030 | 0.00 |
| JIS G3452 SGP ERW | 0.25 | 0.60 | 0.040 | 0.050 | 0.35 |
Mechanical Properties Clean Data
| Grade Standard | Tensile Strength Min MPa | Yield Strength Min MPa | Elongation Min Percent | Density Grams per CC |
| API 5L Gr B ERW | 415 | 245 | 23 | 7.85 |
| ASTM A53 Gr B ERW | 415 | 240 | 30 | 7.85 |
| ASTM A135 Gr A ERW | 310 | 205 | 30 | 7.85 |
| ASTM A500 Gr B ERW | 400 | 290 | 23 | 7.85 |
| IS 3589 Fe 410 ERW | 410 | 235 | 18 | 7.85 |
| EN 10219 S275J2H ERW | 430 | 275 | 24 | 7.85 |
| JIS G3452 SGP ERW | 320 | 195 | 20 |
Advanced Manufacturing ProcessManufactured using the Electric Resistance Welding (ERW) technique, these pipes deliver consistent weld quality and structural integrity. Rigorous tests-hydrostatic, eddy current, and ultrasonic-are implemented to ensure product reliability and compliance with international standards. Various end finishes (plain, beveled, threaded) suit diverse connection needs.
Versatile Industrial and Structural ApplicationsIdeal for conveying water, gas, and oil, ERW steel pipes demonstrate excellent versatility in both fluid transportation and structural frameworks. Their high corrosion resistance, especially with galvanized or painted finishes, equips them to withstand harsh environments, making them suitable for broad usage in industry, construction, and infrastructure.
FAQ's of ERW Steel Pipes:
Q: How are ERW steel pipes manufactured, and what ensures their quality?
A: ERW steel pipes are produced using the Electric Resistance Welding process, where steel edges are fused together without the need for filler material. To ensure consistent quality, these pipes undergo hydrostatic, eddy current, and ultrasonic testing, confirming their integrity and compliance with standards like ASTM A53 and IS 1239.
Q: What applications are ERW steel pipes commonly used for?
A: ERW steel pipes are widely applied for industrial and structural purposes-including water, gas, and oil transportation, as well as in construction frameworks. Their reliable corrosion resistance and variable sizes make them adaptable for projects demanding robust straight pipe solutions.
Q: When should I opt for galvanized or painted surface treatments?
A: Galvanized or painted surface treatments should be selected when enhanced corrosion resistance is necessary, especially for outdoor, buried, or moisture-prone installations. These coatings extend the pipe's lifespan and maintain structural performance in aggressive environments.
Q: Where can the length, diameter, and thickness be customized for specific projects?
A: Lengths (up to 12 meters), outer diameters (21.3 mm to 406 mm), and wall thicknesses (0.5 mm to 12 mm) can all be customized based on project requirements. This flexibility accommodates diverse applications and standards, ensuring efficient integration into any project.
Q: What are the end finish and connection options available for these pipes?
A: Available end finishes include plain, beveled, and threaded, facilitating different connection techniques such as butt welding, socket welding, or threaded joints (NPT, BSPT). These options suit a range of installation preferences and usage scenarios.
Q: How does one determine the most appropriate packing type for shipment?
A: The choice of packing-loose, bundled, or wrapped-depends on transportation logistics, quantity, and customer preference. Bulk orders generally favor bundled or wrapped packing for ease of handling and protection during shipment.