ASME SA387 Grade 91 Class 2 Plates: High-Performance Alloy Steel Plates by ASC LLP

Welcome to ASC LLP, your trusted dealer and stockist of ASME SA387 Grade 91 Class 2 Alloy Steel Plates. We pride ourselves on providing top-quality alloy steel plates that meet the stringent requirements of various industrial applications. In this comprehensive guide, we delve into the specifics of ASME SA387 Grade 91 Class 2 Plates, exploring their properties, advantages, and applications.

What are ASME SA387 Grade 91 Class 2 Plates?

ASME SA387 Grade 91 Class 2 Plates are high-strength, high-temperature alloy steel plates designed for use in pressure vessels and industrial boilers. These plates are made from chromium-molybdenum alloy steel, which offers exceptional heat resistance, strength, and durability. The “Grade 91” designation indicates the specific composition and mechanical properties of the alloy, while “Class 2” refers to the heat treatment and processing condition of the plates.

ASME SA387 Grade 91 Class 2 Alloy Steel Plates

Properties of ASME SA387 Grade 91 Class 2 Plates

Understanding the properties of ASME SA387 Gr91 Cl2 Plates is crucial for selecting the right material for your application. Here are the key properties of these alloy steel plates:

  1. High Temperature Resistance: ASME SA387 Gr91 Cl2 Plates can withstand extremely high temperatures, making them ideal for use in environments where thermal stability is critical.
  2. Excellent Strength: These plates possess high tensile and yield strength, ensuring structural integrity and reliability in demanding applications.
  3. Corrosion Resistance: The chromium content in the alloy provides excellent resistance to oxidation and corrosion, extending the lifespan of the plates in harsh environments.
  4. Creep Resistance: ASME SA387 Gr91 Cl2 Plates offer superior creep resistance, which is the ability to resist deformation under prolonged exposure to high stress and temperature.
  5. Good Weldability: Despite their high strength, these plates are weldable, allowing for easier fabrication and assembly in various industrial applications.

Advantages of ASME SA387 Grade 91 Class 2 Plates

Choosing ASME SA387 Gr91 Cl2 Plates comes with a host of advantages that make them a preferred choice in many industries:

  1. Reliability in Extreme Conditions: The plates maintain their structural integrity and performance even in the most extreme conditions, ensuring safety and reliability.
  2. Long Service Life: With their excellent resistance to thermal and mechanical stress, these plates offer a long service life, reducing the need for frequent replacements and maintenance.
  3. Versatility: ASME SA387 Gr91 Cl2 Plates are versatile and can be used in a wide range of applications, including pressure vessels, boilers, heat exchangers, and more.
  4. Cost-Effective: The durability and longevity of these plates make them a cost-effective solution in the long run, providing value for money.
ASME SA387 Grade 91 Class 2 Plates

Schedule and Size Chart

Plate Thickness (mm) Width (mm) Length (mm)
6.0 1000-2500 3000-12000
8.0 1000-2500 3000-12000
10.0 1000-2500 3000-12000
12.0 1000-2500 3000-12000
16.0 1000-2500 3000-12000
20.0 1000-2500 3000-12000
25.0 1000-2500 3000-12000
30.0 1000-2500 3000-12000
40.0 1000-2500 3000-12000
50.0 1000-2500 3000-12000

Mechanical Properties Chart

Property Value
Tensile Strength 585 MPa (min)
Yield Strength 415 MPa (min)
Elongation 18% (in 50 mm gauge length)
Hardness 250 HBW (max)
Impact Resistance 54 J (at room temperature)

Specifications Chart

Standard Specification
ASME SA387 Grade 91 Class 2
ASTM A387 Grade 91 Class 2
Heat Treatment Normalized and Tempered
Delivery Condition Quenched and Tempered
Alloy Type Chromium-Molybdenum Alloy Steel

Chemical Composition Chart

Element Composition (%)
Carbon (C) 0.08 – 0.12
Manganese (Mn) 0.30 – 0.60
Silicon (Si) 0.20 – 0.50
Phosphorus (P) 0.010 (max)
Sulfur (S) 0.010 (max)
Chromium (Cr) 8.0 – 9.5
Molybdenum (Mo) 0.85 – 1.05
Vanadium (V) 0.18 – 0.25
Niobium (Nb) 0.06 – 0.10
Nitrogen (N) 0.030 – 0.070
Nickel (Ni) 0.40 (max)

Physical Properties Chart

Property Value
Density 7.8 g/cm³
Melting Point 1425 – 1470 °C
Thermal Conductivity 28 W/m.K (at 500°C)
Specific Heat Capacity 460 J/kg.K (at 25°C)
Modulus of Elasticity 205 GPa

Application Chart

Industry Application
Power Generation Boilers, Pressure Vessels, Heat Exchangers
Petrochemical Reactors, Columns, Process Vessels
Oil and Gas Pipeline Components, Storage Tanks
Industrial Boilers Steam Boilers, High-Pressure Boilers
Chemical Processing High-Temperature Chemical Reactors, Heat Transfer Equipment

Why Choose ASC LLP for ASME SA387 Grade 91 Class 2 Plates?

At ASC LLP, we are committed to delivering the highest quality ASME SA387 Gr91 Cl2 Plates to meet your specific needs. Here’s why we are the preferred choice for many industries:

  1. Extensive Inventory: We maintain a large stock of ASME SA387 Gr91 Cl2 Plates in various sizes and specifications to ensure prompt delivery.
  2. Quality Assurance: Our plates undergo rigorous quality control processes to ensure they meet the highest industry standards.
  3. Expertise: With years of experience in the steel industry, our team of experts can provide valuable insights and guidance to help you select the right material for your application.
  4. Customer Satisfaction: We prioritize customer satisfaction by offering personalized service, competitive pricing, and timely delivery.

ASME SA387 Gr91 Cl2 Plates are an excellent choice for high-temperature, high-pressure applications, thanks to their exceptional strength, durability, and resistance to heat and corrosion. At ASC LLP, we are proud to be your reliable dealer and stockist of these high-performance alloy steel plates. Whether you need plates for power generation, petrochemical, oil and gas, or industrial boilers, we have the expertise and inventory to meet your requirements.

Global Reach

Amardeep Steel Centre boasts a robust global presence, committed to delivering unparalleled service and quality to clients around the world. Our dedication to prompt delivery and exceptional customer care sets us apart in the industry. Major corporations across the USA, Europe, Asia, and other regions place their trust in our high-quality ASME SA387 Grade 91 Class 2 Plates. This widespread trust underscores our reputation for reliability and excellence. By consistently meeting and exceeding the expectations of our international clientele, we continue to solidify our position as a leader in the global steel market.

Metal globe

Countries We Export To

UNITED STATES, EUROPE, UK, UAE, SAUDI ARABIA, OMAN, KUWAIT, JORDAN, QATAR, INDONESIA, MALAYSIA, BRAZIL, SPAIN, ITALY, FRANCE, GERMANY, BAHRAIN, SRI LANKA, AZERBAIJAN, AUSTRALIA, AUSTRIA, PHILIPPINES, TURKEY, RUSSIA, IRAN, IRAQ, CANADA, KOREA, JAPAN, YEMEN, FINLAND, ZIMBABWE, HUNGARY, PORTUGAL, VIETNAM, MOROCCO, THAILAND, SOUTH AFRICA, MEXICO, SINGAPORE, GREECE, KUWAIT, POLAND, NEW ZEALAND, SWEDEN, SWITZERLAND, BELGIUM, BHUTAN, BANGLADESH, TAIWAN, ROMANIA, CAMBODIA, KAZAKHSTAN, AFGHANISTAN.

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