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Alloy Steel Sheets, Plates & Coils

High-Strength & Wear-Resistant Solutions for Pressure Vessels, Heavy Fabrication, and Extreme Industrial Environments.

ASTM A387 / A514 / A517 Abrasion Resistant (AR400/500) Quenched & Tempered

Our Alloy Steel Sheets, Plates, and Coils are engineered to deliver superior structural integrity and mechanical performance in applications where standard Statinless Steel reaches its limits.

By integrating key alloying elements such as Chromium, Molybdenum, and Manganese, our plates offer exceptional toughness and resistance to atmospheric corrosion. These materials are essential for heavy-duty fabrication, providing high yield strength and excellent weldability. Whether it's the abrasion resistance required for mining equipment or the high-tensile properties needed for crane booms, our alloy solutions ensure long-term durability.

We supply a massive range of ASTM A387 Chrome-Moly Plates for pressure vessels and AR400/AR500 Wear-Resistant Sheets for material handling. Available in Hot Rolled, Quenched, and Tempered conditions, our coils and plates meet the most stringent industrial standards (ASME, DIN, EN), ensuring precision thickness and reliable performance in high-stress structural and energy sector applications.

Alloy Sheets, Plates & Coils Specifications

Specification Technical Details
Standards ASTM A387, A514, A517, A572, EN 10083, JIS G4104
Available Grades Gr. 5, 11, 12, 22, 91 (Class 1 & 2), AR400, AR500, AISI 4130, 4140
Thickness Range Sheets: 0.5mm - 5mm | Plates: 5mm - 200mm | Coils: 1.2mm - 12mm
Width & Length Width: 1000mm to 3000mm | Length: 2000mm to 12000mm (Custom available)
Surface Finish Hot Rolled (HR), Cold Rolled (CR), Satin, 2B, No.1, Checker Plate
Supply Condition As Rolled, Normalized, Quenched & Tempered (Q+T), Annealed
Hardness (For AR Plates) AR400 (360-440 HBW) | AR500 (470-540 HBW)
Testing & QA Charpy V-Notch Impact Test, UT (Ultrasonic) AS per ASTM A435/A578
Value Added Services Laser/Plasma Cutting, Waterjet Cutting, Bending, Profiling, Beveling
Main Applications Pressure Vessels, Mining Liners, Earthmovers, Structural High-Yield Frameworks

Alloy Plate & Coil Grades and Standards

Standard / Classification Available Material Grades & Applications
ASTM A387 (Chrome-Moly) Grade 2, 5, 9, 11, 12, 22, 91 (Class 1 & 2 for Pressure Vessels)
Abrasion Resistant (AR) AR 400, AR 450, AR 500, AR 600 (Wear-Resistant Liner Plates)
ASTM A514 (High-Yield Structural) Grade A, B, E, F, H, P, Q, S (T1 Steel - Quenched & Tempered)
High-Strength Low-Alloy (HSLA) ASTM A572 Grade 42, 50, 55, 60, 65 | ASTM A588 (Corten/Weathering)
Engineering Alloy Sheets AISI 4130, AISI 4140, AISI 4340, AISI 8620 (Aircraft & Auto Quality)
Pressure Vessel Standards ASTM A204 (Moly), ASTM A302 (Manganese-Moly), ASTM A517
European Standards (EN 10028) 16Mo3, 13CrMo4-5, 10CrMo9-10, P265GH, P355NH
High-Nickel Alloy Coils Nickel 200/201, Monel 400, Inconel 600/625, Hastelloy C276
Supply Conditions Hot Rolled (HR), Cold Rolled (CR), Annealed, Normalized, Q+T

Alloy Plate, Sheet & Coil Range

Chrome Moly Plates

Chrome-Moly PVQ Plates

Pressure Vessel Quality (PVQ) plates designed for elevated temperature service in boilers and fabrications for the oil & gas industry.

Grades: ASTM A387 Gr. 11, 22, 91
Class: Class 1 & Class 2
Abrasion Resistant Plates

Abrasion Resistant (AR)

Hardened alloy plates specifically engineered for high-wear applications. Extends service life in mining, cement, and earthmoving equipment.

Hardness: AR 400, AR 450, AR 500
Application: Liners, Chutes, Blades
High-Yield Structural Plates

High-Yield Structural

Quenched and tempered alloy plates (T1 Steel) providing high strength-to-weight ratios for heavy lifting and offshore structures.

Grade: ASTM A514, A517
Yield: 100 ksi (690 MPa)
Alloy Steel Coils

Hot Rolled Alloy Coils

High-strength low-alloy (HSLA) coils designed for automated fabrication, offering excellent weldability and atmospheric corrosion resistance.

Standard: ASTM A572, A588
Form: Slit or Wide Coils
Engineering Alloy Sheets

Precision Alloy Sheets

Thin-gauge alloy sheets used for high-performance mechanical components, bracketry, and precision aircraft/automotive parts.

Grades: AISI 4130, 4140, 4340
Finish: CR / HR Annealed

Key Features

  • Extreme Yield Strength: Engineered with high yield points (up to 100 ksi in structural grades) to support massive structural loads with minimal plate thickness.
  • Hardness & Wear Longevity: Specifically designed AR (Abrasion Resistant) series offering Brinell hardness up to 500 HBW, ideal for high-impact and abrasive material handling.
  • Exceptional Formability: Despite high strength, our alloy plates maintain excellent cold-bending and welding properties, allowing for complex industrial fabrications.
  • Thermal Integrity: Chrome-Moly integration ensures the plates maintain mechanical properties and resist hydrogen embrittlement in high-temperature pressure vessel service.

Industrial Applications

01
Mining & Earthmoving (Excavator Buckets & Dump Bodies)
02
Energy Sector (Boiler Drums & Pressure Vessel Shells)
03
Infrastructure (High-Rise Bridges & Structural Columns)
04
Heavy Machinery (Crane Booms & Lifting Equipment)
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