Esha Steel has established itself as a reliable manufacturer and supplier in Kolkata, specializing in high-quality Carbon Steel A671 Gr CC 65 Pipes that are engineered for top-notch performance in demanding industrial settings. Renowned for their durable and precisely crafted piping solutions, Esha Steel guarantees that every product adheres to strict international standards. The company employs cutting-edge manufacturing methods and thorough testing to ensure reliability, strength, and longevity. Catering to sectors like power generation, oil and gas, petrochemicals, and refineries, Esha Steel delivers robust welded pipes that can handle high pressures and temperatures, making them a go-to choice for efficiency-focused applications.
Carbon Steel A671 Gr CC 65 Pipes are produced using electric-fusion welding with steel plates that include carbon, manganese, silicon, and a few trace alloying elements. These pipes boast impressive tensile and yield strength, along with good toughness and dependable performance at elevated temperatures. Their excellent weldability and structural integrity make them perfect for high-pressure scenarios. A671 Gr CC 65 also shows good resistance to stress-related deformation and maintains stable mechanical behavior even with thermal fluctuations. The blend of strength, ductility, and durability makes this grade a top pick for challenging industrial environments.
|
Pipe Grade |
Type of Steel |
ASTM Specification |
|
|
No. |
Grade / Class / Type |
||
|
CA 55 |
plain carbon |
A285/A285M |
Gr C |
|
CB 60 |
plain carbon, killed |
A515/A515M |
Gr 60 |
|
CB 65 |
plain carbon, killed |
A515/A515M |
Gr 65 |
|
CB 70 |
plain carbon, killed |
A515/A515M |
Gr 70 |
|
CC 60 |
plain carbon, killed, fine grain |
A516/A516M |
Gr 60 |
|
CC 65 |
plain carbon, killed, fine grain |
A516/A516M |
Gr 65 |
|
CC 70 |
plain carbon, killed, fine grain |
A516/A516M |
Gr 70 |
|
CD 70 |
manganese-silicon, normalized |
A537/A537M |
Cl 1 |
|
CD 80 |
manganese-silicon, quenched and tempered |
A537/A537M |
Cl 2 |
| Specification | Steel grade | Chemical composition | Remarks | |||||
|---|---|---|---|---|---|---|---|---|
| C | Si | Mn | P | S | Ti | |||
| Pipes for pressure service ASTM A671, A672 | -/A45 | -/0.17 | – | 0.98 | 0.035 | 0.035 | – | A671/ A672 |
| -/A50 | -/0.22 | – | ||||||
| CA55/A55 | 0.28 | – | ||||||
| -/B55 | -/0.20 | 0.13 ~0.45 | ||||||
| CB60/B60 | 0.24 | |||||||
| CB65/B65 | 0.28 | |||||||
| CB70/C70 | 0.31 | 1.30 | ||||||
| -/C55 | -/0.18 | 0.55 ~0.98 | ||||||
| CC60/C60 | 0.21 | |||||||
| CC65/C65 | 0.24 | 0.79 ~1.30 | ||||||
| CC70/C70 | 0.27 | |||||||
Products | Steel Grade | BASE METAL MECHANICAL COMPOSITION | Welding point tensile strength (N/mm2) | Remarks | |||
Yield point (N/mm2) | Tensile Stregth (N/mm2) | Test Pieces | Elongation (%) | ||||
Pipes for pressure service ASTM A671, A672 | -/A45 | -/165 | -/310~450 | – | -/30 | -/310~450 | A671/ A672 |
-/A50 | -/185 | -/345~485 | -/28 | -/345~485 | |||
CA55/A55 | 205 | 380~515 | 27 | 380~515 | |||
-/B55 | -/205 | -/380~515 | -/27 | -/380~515 | |||
CB60/B60 | 220 | 415~550 | 25 | 415~550 | |||
CB65/B65 | 240 | 450~585 | 23 | 450~585 | |||
CB70/B70 | 260 | 485~620 | 21 | 485~620 | |||
-/C55 | -/205 | -/380~515 | -/27 | -/380~515 | |||
CC60/C60 | 220 | 415~550 | 25 | 415~550 | |||
CC65/C65 | 240 | 450~585 | 23 | 450~585 | |||
CC70/C70 | 260 | 485~620 | 21 | 485~620 | |||
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Esha Steel is a top manufacturer and supplier of high-quality Carbon Steel A671 Gr CC 60 Pipe products in Kolkata India. Specializing in steel solutions, we provide a wide range of products, including Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel. Our offerings include Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates. Known for our reliable delivery and superior customer service, we are committed to offering top-tier steel materials that ensure durability and performance across a wide range of industrial applications. We strive to meet the highest standards, making us a trusted partner for all your steel needs.
Carbon Steel A671 Gr CC 65 Pipes find extensive use in industries that demand strong, durable piping for high-pressure and high-temperature operations. They’re commonly utilized in power plants, refineries, petrochemical facilities, and oil and gas transport systems. These pipes are perfect for steam lines, structural piping, process piping, and critical fluid transport systems. Their robust weldability and ability to endure thermal stress make them ideal for boiler operations, heat exchangers, and pressure vessels. A671 Gr CC 65 Pipes are the preferred choice for long-term, heavy-duty applications, ensuring reliability and performance in the toughest conditions.
Esha Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Kolkata India.
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