ステロイド 市販

ステロイド 市販
 
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    Engine Valve Steels

    MANUFACTURING ROUTE OF ENGINE VALVE STEELS

    Martensitic Grades

    Austenitic Grades

    Inspection and Testing

    • Surface Quality by M.P.I/ Zyglo/ECT
    • Internal Soundness by Ultrasonic Testing
    • Dimension & Length Controls
    • Metallurgical Testing (Hardness, Microstructure. Inclusion, Grain Size etc.)

    International Standards of Valve Steels

    Chemical Composition

    Product Details

    Size Range :
    Bright BarsDia 5.00 mm to 100 mm
    Hot Rolled Annealed Wire RodDia 5.50 mm to 38 mm
    Hot Rol. Annealed BarsDia 15 mm to 160 mm
    Standard Length4000+50/-00 mm or as per Customer Specified Length
    Supply Conditions :
    Dimensional Tolerance: ISO h9, h11, +0.05/-0.00, +0.05/-0.05, + 0.10. Black Bar as per IS-3739
    Martensitic GradesHot Rolled, Annealed or Hardened &Tempered
    Drawn &Ground, Peeled &Ground and Black bar
    Austenitic GradesHot Rolled, Solution Annealed, Peeled &Ground and Black Bar

    Mechanical Properties

    GradeCondition Yield Strength N/mm2Tensile Strength N/mm2% Elongation min % Reduction in Area minHRC
    EN-52/X45CrSi9-3H & T700900-1100144025-35
    SUH-11H &T700900-1100144025-35
    SUH-3H &T700900-1100144025-35
    X85CrMoV18-2H &T8001000-120071225-35
    21-2NSolution Annealed550900-115081030-40
    21-4NSolution Annealed580950-120081030-40
    21-12NSolution Annealed400800-1200354523-25
    21-43NSolution Annealed580950-1150101230 min
    23-8NSolution Annealed550850-1100253026 min
    Inconel 751Solution Annealed630-8501100-1300122032-40