ASME SA 387 Grade 91 Class 1 & 2 Sheet and Plates

Hassan Sheets and Plate Manufacturer and Supplier, based in Riyadh, Saudi Arabia, proudly offers premium **ASME SA 387 Grade 91 Class 1 & 2 Sheets and Plates**. These products are specifically engineered for high-pressure and high-temperature applications in critical industries. Crafted from alloy steel, these plates are designed to withstand extreme heat and stress, making them perfect for power plants, boilers, pressure vessels, and petrochemical settings. Hassan provides SA 387 Gr. 91 Cl. 1 & 2 plates in a variety of sizes and specifications to clients throughout Saudi Arabia and the GCC.

Alloy Steel ASME SA387 GR 91 CL. 1 Plates

SA387 Grade 91 CL. 2 Alloy Steel Plate

ASTM A387 Grade 91 CL.1 / 2 Pressure Vessel Plates

Alloy Steel ASME SA387 GR 91 CL. 1 Plates Saudi Arabia, SA387 Grade 91 CL. 2 Alloy Steel Plate Suppliers United kingdom, ASTM A387 Grade 91 CL.1 / 2 Pressure Vessel Plates Stockists Riyadh, Alloy Steel ASME SA387 GR 91 CL. 1 Plates Suppliers in Ras Al Khair, ASME SA387 GR.91 CL.1 Plates in Al Jubail, A387 Gr 91 Class 2 Chrome Moly Plate in Jeddah, Alloy Steel ASME SA387 GR 91 CL. 1 Plates Dammam.

The ASME SA 387 Grade 91 Sheets and Plates are made up of **9% Chromium and 1% Molybdenum**, along with enhancements like **vanadium, niobium, and nitrogen**, which boost their **creep strength, oxidation resistance, and thermal stability**.

ASME SA 387 Grade 91 Class 1 & 2 Sheet and Plates Specification

Grade	ASME SA 387 GR.12 CL.1/2 Alloy Steel Plate
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
Process of Manufacturing	Hot-Rolled (HR)

Chemical Composition of ASME SA 387 Grade 91 Class 1 & 2 Sheet and Plates

A387 GR.91 CL.1 & 2

0.06-0.15 max

0.43 max

0.25-0.66 max

0.012 max

0.16-0.27 max

0.05 max

0.18-0.56 max

0.05-0.11 max

7.90-9.60 max

0.80-1.10 max

0.025-0.080 max

0.025 max

Mechanical Properties of ASME SA 387 Grade 91 Class 1 & 2 Sheet and Plates

Grade	A387 GR.91 CL.1 &2
A387 GR.91 CL.1 &2	Thickness mm	Yield Min Mpa	Tensile Mpa	Elongation Min %
	t≦50	415	585-760	18
	50<t≦200	–	–	–

Alloy Steel SA387 GR 91 CL. 2 Plates Saudi Arabia, Chromium-Molybdenum Alloy Steel United kingdom, ASME SA 387 GR. 91 CL 1 and CL 2 Plates Stockholders Riyadh, Chromium-Molybdenum Alloy Steel Suppliers in Ras Al Khair, SA387 GR.91 CL 2 Plate Al Jubail, ASTM A387 Grade 91 CL. 1 / 2 Boiler Steel Plates Distributors in Jeddah, SA387 GR.91 CL 2 Plate Dammam.

If You Are Looking To Buy High Quality Piping Products ?

We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.

Largest ASME SA 387 Grade 91 Class 1 & 2 Sheet and Plates Manufacturer and Exporter in Riyadh, Saudi Arabia

These SA 387 Grade 91 Class 1 & 2 Sheets and Plates are commonly utilized in **superheaters, headers, steam piping, boilers, pressure vessels, and heat exchangers**. Their **high strength, exceptional thermal resistance, and long-term creep performance** make them ideal for **fossil fuel power plants, refinery equipment, and thermal processing units**, where durability under pressure and extreme temperatures is crucial.

Alloy Steel ASME SA387 GR 91 CL. 1 Plates Saudi Arabia, SA387 Grade 91 CL. 2 Alloy Steel Plate Suppliers United kingdom, ASTM A387 Grade 91 CL.1 / 2 Pressure Vessel Plates Stockists Riyadh, Alloy Steel ASME SA387 GR 91 CL. 1 Plates Suppliers in Ras Al Khair, ASME SA387 GR.91 CL.1 Plates in Al Jubail, A387 Gr 91 Class 2 Chrome Moly Plate in Jeddah, Alloy Steel ASME SA387 GR 91 CL. 1 Plates Dammam.

ASME SA 387 Grade 91 Class 1 & Class 2 sheets and plates offer exceptional advantages for high-temperature and pressure applications. Their superior creep strength ensures reliability in demanding environments, while excellent corrosion resistance protects against oxidation and chemical attacks. These plates maintain structural integrity under extreme conditions, making them ideal for boilers, pressure vessels, and heat exchangers. High tensile and yield strengths enhance durability, reducing the need for frequent maintenance. Additionally, their precise composition provides excellent weldability and machinability, ensuring easy fabrication for complex industrial designs.

Types of ASME SA 387 Grade 91 Class 1 & 2 Sheet and Plates

Alloy Steel SA387 GR 91 CL. 2 Plates Saudi Arabia, Chromium-Molybdenum Alloy Steel United kingdom, ASME SA 387 GR. 91 CL 1 and CL 2 Plates Stockholders Riyadh, Chromium-Molybdenum Alloy Steel Suppliers in Ras Al Khair, SA387 GR.91 CL 2 Plate Al Jubail, ASTM A387 Grade 91 CL. 1 / 2 Boiler Steel Plates Distributors in Jeddah, SA387 GR.91 CL 2 Plate Dammam.

Are Custom Sizes Available for ASME SA 387 Grade 91 Class 1 & 2 Sheet and Plates?

Yes, we offer custom sizes for ASME SA 387 Grade 91 Class 1 & 2 Sheet and Plates to meet specific project needs. Our team at Hassan Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@aaronsheetsplates.com.

Customer Support

Largest Inventory

On Time Delivery

Quality Assurance

Competitive Pricing

Application Industry of ASME SA 387 Grade 91 Class 1 & 2 Sheet and Plates

ASME SA 387 Grade 91 Class 1 & Class 2 sheets and plates are widely used in industries requiring materials capable of withstanding high temperatures and pressures. They are ideal for manufacturing boilers, pressure vessels, and heat exchangers, particularly in power plants and thermal reactors. These plates are also employed in petrochemical and refinery equipment, where corrosion and oxidation resistance are critical. Their high mechanical strength and excellent durability make them suitable for industrial machinery, piping systems, and structural components in harsh operating environments.