BQ PLATE SA 516 GR 60 refers to a specific type of steel plate: - BQ: Boiler Quality (indicates the plate is suitable for boiler and pressure vessel applications) - SA: Specification for pressure vessel plates (issued by the American Society for Testing and Materials, ASTM) - 516: Grade number (identifies the steel's chemical composition and mechanical properties) - GR 60: Grade 60 (indicates the steel's minimum yield strength, 60, 000 psi or 415 MPa) This plate is commonly used in: - Boilers - Pressure vessels - Storage tanks - Heat exchangers - Piping - Construction equipment The SA 516 GR 60 specification ensures the steel plate meets strict requirements for: - Chemical composition - Mechanical properties (tensile strength, yield strength, elongation) - Weldability - Toughness

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