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Smith Fittings, a well-respected manufacturer and supplier located in Canberra, Australia, takes pride in providing top-notch SA 537 Class 1 Boiler Sheets and Plates that adhere to the highest industrial standards. These carbon steel plates, designed for pressure vessel applications, are perfect for both moderate and high-temperature environments. Renowned for their remarkable toughness, strength, and weldability, they guarantee reliable performance even under high pressure. With a strong emphasis on precision manufacturing, strict quality control, and timely delivery, Smith Fittings has become a trusted name for SA 537 Class 1 Boiler Sheets and Plates in Australia’s engineering and fabrication sectors.
The SA 537 Class 1 Boiler Sheets and Plates are made from a blend of carbon, manganese, phosphorus, sulfur, and silicon, striking a fantastic balance between strength and ductility. They boast a minimum tensile strength of 485–620 MPa and a yield strength of 260 MPa, providing excellent resistance to pressure and impact. Thanks to their outstanding notch toughness and weldability, these plates are reliable in high-temperature and high-pressure settings, making them perfect for critical industrial applications that demand durability and structural integrity.
Grade : ASME SA 537 CL.1 Boiler and Pressure Vessel Steel Plates
Width : 1000mm-4500mm
Thickness : 5mm-150mm
Length : 3000mm-18000mm
Supply Condition : As Rolled, Normalized Rolling, Furnace Normalizing, Vacuum Degassing, Simulated Post-Weld Heat Treatment or as per customer requirement.
Impact tested : -52° C
Tempering : Notch toughness can be improved by quenched cooling from hot rolling or normalizing by the supplier. If such a faster cooling rate is agreed upon between purchaser and supplier then the steel is also to be tempered at 1200 F.
Applications : Used for Boilers and Pressure Vessels Application.
Process of Manufacturing : Hot-Rolled (HR)
| C | Mn | P | S | Si | Cr | Cu | Ni | Mo | |
| ≤ 40 mm | > 40 mm | ||||||||
| 0.24 max | 0.70/1.35 | 1.00/1.60 | 0.035 | 0.035 | 0.15/0.50 | 0.025 | 0.35 | 0.25 | 0.080 |
| Grade | Heat Treatment | Yield (MPa) | Tensile (MPa) | Elongation | Thickness | |
| A50mm | A200mm | |||||
| SA537 Class 1 | Normalized | 345 | 485/620 | 22% | 18% | ≤ 65 |
| 310 | 450/585 | 22% | 18% | > 65 ≤ 100 | ||
| Steel Grade | JIS | Germany |
| ASTM/ASME | G3115 | DIN17155 |
| A537 / SA537 | SPV36 | 19Mn5 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
SA537 Class 1 Boiler Sheet and Plate offer excellent strength, toughness, and resistance to pressure, making them ideal for use in high-temperature and high-pressure applications like boilers and pressure vessels. Their superior weldability allows for easy fabrication, while their resistance to cracking and corrosion enhances reliability in demanding environments. This steel is heat-treated to ensure improved mechanical properties, long-term durability, and performance. With excellent formability and impact resistance, SA537 Class 1 is a trusted choice for power generation, petrochemicals, and manufacturing industries.
These Boiler Sheets and Plates are widely utilized in industries where strength and reliability are crucial under pressure. They are particularly suited for crafting boilers, pressure vessels, and heat exchangers found in oil refineries, petrochemical plants, and power generation facilities. Additionally, their excellent weldability and impact resistance make them ideal for use in storage tanks, structural components, and reactors. With their superior mechanical properties and ability to withstand high pressure, they are the go-to choice for applications that require long service life, safety, and performance in tough operational conditions.
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