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Based in Chennai, India, Kunj Sheets and Plates is a reputable producer and supplier of boiler-quality sheets and plates. We offer premium plates made to resist the high temperatures and pressures typically found in boilers and pressure vessels. Our boiler quality sheets, which are made with premium materials and cutting-edge technologies, satisfy both national and international standards such as ASTM, ASME, and IS. Our plates are perfect for crucial fabrication projects because of their exceptional weldability and precise dimensional accuracy. Kunj Sheets and Plates, supported by a robust distribution network, guarantees prompt delivery, quality control, and outstanding customer service in a range of industrial sectors.
Quality of Boilers Carbon steel is usually used to make sheets and plates, with silicon, manganese, and occasionally chromium or molybdenum added for strength. ASTM A516 and IS 2041 are examples of common grades. These plates have outstanding impact resistance, good yield strength (approximately 220–355 MPa), and high tensile strength (usually 415–620 MPa). They are appropriate for forming and welding procedures and have exceptional notch toughness. These mechanical characteristics guarantee long-term performance and structural integrity in demanding situations, making them perfect for applications involving high temperatures and pressures.
| Thickness | 3 mm to 200 mm |
| Width | 1250mm to 4000mm |
| Length | Up to 20,000 mm |
| Certification | DUAL CERTIFICATION [SA 516 GR. 60 / 70] TRIPLE CERTIFICATION. [SA 516 GR. 60 / 65 / 70] IBR AND NON IBR |
| Carbon | Manganese | Sulpher maximum | Phosphorus max | Silicon maximum | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 100 MM < t ≤ 200 MM | t < 200 MM | 12.5 MM < t =50 MM | t < 12.5 MM | 50 MM < t ≤ 100 MM | t 12s.5 MM | t < 12.5 MM | ||||
| A516 Gr 55 | 0.24 | 0.26 | 0.2 | 0.18 | 0.22 | 0.55-0.98 | 06-09 | 0.035 | 0.035 | 0.15-0.4 |
| A516 Gr 60 | 0.27 | 0.27 | 0.23 | 0.21 | 0.25 | 0.85-1.2 | 06-09 | 0.035 | 0.035 | 0.15-0.4 |
| A516 Gr 65 | 0.29 | 0.29 | 0.26 | 0.24 | 0.28 | 0.85-1.2 | 0.85-1.2 | 0.035 | 0.035 | 0.15-0.4 |
| A516 Gr 70 | 0.31 | 0.31 | 0.28 | 0.27 | 0.3 | 0.85-1.2 | 0.85-1.2 | 0.035 | 0.035 | 0.15-0.4 |
| Tensile strength (MPa) | Yield strength (MPa) | Tensile strength (ksi) | Elongation in 200 MM(%) | Yield strength (ksi) | Elongation in 50 MM(%) | |
|---|---|---|---|---|---|---|
| A516 Gr 55 | 55-75 | 380-515 | 30 | 205 | 23 | 27 |
| A516 Gr 60 | 60-80 | 415-550 | 32 | 220 | 21 | 25 |
| A516 Gr 65 | 65-85 | 450-585 | 35 | 240 | 19 | 23 |
| A516 Gr 70 | 70-90 | 485-620 | 38 | 260 | 17 | 21 |
| Material # | DIN 17155 | EN 10028-2 | ASTM | BS 1501 | JIS G3115 |
| 1.0425 | HII | P265GH | A 414 Gr. E / A 516 Gr. 60 | 161 Gr. 400 / 164 Gr. 400 / 224 Gr. 400 | |
| 1.0345 | HI | P235GH | A 285 Gr. C-A 414 Gr. C / A 516 Gr. 55 | 161 Gr. 360 / 164 Gr. 360 | SPV 24 |
| 1.0473 | 19 Mn 6 | P355GH | A 414 Gr. G | SPV 36 | |
| 1.7383 | 11CrMo9-10 | ||||
| 1.0481 | 17 Mn 4 | P295GH | A 414 Gr. F / A 516 Gr. 65 | 224 Gr. 490 | SPV 32 |
| 1.7335 | 13CrMo 4 4 | 13CrMo4-5 | A 387 Gr. 12 | 620 Gr. 27 | |
| 1.5415 | 15 Mo 3 | 16Mo3 | A 204 Gr. B | 1503 – 243 B | |
| 1.738 | 10CrMo 9 10 | 10CrMo9-10 | A 387 Gr. 22 | 622 Gr. 31 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Boiler Quality Sheets and Plates offer several advantages, including exceptional strength and durability, making them ideal for high-pressure and high-temperature applications. They are highly resistant to thermal fatigue, corrosion, and oxidation, ensuring a longer service life. These materials are specifically designed for use in boilers, pressure vessels, and heat exchangers, where safety and reliability are paramount. They also provide excellent weldability, formability, and ease of fabrication, making them versatile and dependable for critical applications.
| Size (Length x width) | Thickness mm | Size (Length x width) | Thickness mm | Size (Length x width) | Thickness mm |
|---|---|---|---|---|---|
| 2055 x 12100 | 8 | ||||
| 2500 x 12000 | 3000 x 12000 | ||||
| 2055 x 12000 | 20 | 2500 x 12000 | 3000 x 6000 | 60 | |
| 3000 x 12000 | 3460 x 14000 | 3000 x 6000 | 65 | ||
| 3460 x 14000 | |||||
| 2055 x 12100 | 18 | 2055 x 12100 | 6 | 2055 x 8000 | 50 |
| 3000 x 12000 | 3000 x 12000 | ||||
| 2500 x 12000 | 2500 x 12000 | 3000 x 9000 | |||
| 3460 x 14000 | 3000 x 6000 | 55 | |||
| 4000 x 12000 | 2055 x 12100 | 12.5 | 3000 x 4000 | 90 | |
| 2500 x 12000 | 3460 x 14000 | ||||
| 2055 x 12000 | 25 | 3000 x 12000 | 3000 x 4000 | 100 | |
| 2500 x 12000 | |||||
| 3460 x 14000 | 4000 x 12000 | ||||
| 4000 x 12000 | |||||
| 4000 x 12000 | 2055 x 12100 | 10 | 3000 x 6000 | 70 | |
| 3000 x 12000 | 4000 x 12000 | 3000 x 6000 | 80 | ||
| 2055 x 12100 | 22 | 3000 x 12000 | 3000 x 6000 | 75 | |
| 2500 x 12000 | |||||
| 2500 x 12000 | 3460 x 14000 | ||||
| 3460 x 14000 | |||||
| 2500 x 12000 | 2055 x 12100 | 15 | |||
| 2500 x 10000 | 4000 x 12000 | ||||
| 3000 x 12000 | |||||
| 3000 x 10000 | 2500 x 12000 | ||||
| 2055 x 12000 | 40 | 3460 x 14000 | |||
| 3000 x 10000 | |||||
| 2055 x 12100 | 13 | ||||
| 4000 x 12000 | 3460 x 14000 | ||||
| 2500 x 12000 | 3000 x 12000 | ||||
| 2055 x 12000 | 30 | 2500 x 12000 | |||
| 4000 x 12000 | |||||
| 2055 x 12000 | 35 | ||||
| 2055 x 12100 | 16 | ||||
| 4000 x 12000 | |||||
| 2500 x 10000 | 3000 x 12000 | ||||
| 2055 x 8000 | 45 | 2500 x 12000 | |||
| 3000 x 9000 | 3460 x 14000 |
Boiler quality sheets and plates are widely used in industries that need materials that can withstand high temperatures and pressures. Boilers, pressure vessels, heat exchangers, storage tanks, and economisers are the main products they are used for. Additionally, thermal power plants, fertiliser plants, chemical processing facilities, and oil and gas refineries use these plates. They are appropriate for both static and dynamic load applications due to their exceptional durability and weldability. Their strong resistance to corrosion and creep also guarantees dependability and safety in high-temperature and high-pressure operations, making them crucial parts of heavy machinery and infrastructure.
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