Alloy Steel Plate 16Mo3 (also known as 1.5415) is a type of steel plate made from a specific alloy of steel. Here are some key characteristics: - Material: Alloy Steel - Grade: 16Mo3 (EN 10028-2) - Composition: - 0.12-0.20% Carbon - 0.30-0.60% Manganese - 0.20-0.30% Molybdenum - 0.45% Nickel (max) - 0.30% Chromium (max) - Properties: - High temperature resistance - Good weldability - Excellent mechanical properties - Resistance to scaling and oxidation - Good creep resistance - Applications: - Pressure vessels and boilers - Power generation and transmission - Petrochemical and refining industries - Automotive and construction industries - High-temperature equipment and components The "387" in your query might refer to the ASTM A387 standard, which covers chromium-molybdenum alloy steel plates for pressure vessels and boilers. 16Mo3 is equivalent to A387 Grade 16.