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Standard Alloy Round Bar, ASTM/AISI

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介绍

 

  1. Round Bar

    Specifications

    • Grade: Alloy steel
    • Standard: AISI, ASTM, BS, DIN, GB, JIS
    • OD:10-500mm
    • Thickness: Max:800mm
    • Width: 205mm~2300mm
    • Length: 1000mm~6000mm
    • Place of Origin: China (Mainland)
    • Model Number: 1.7220 / SCM430 / 30CrMo4 / 4130; 4140/42CrMo4/1.7225; En24 34CrNiMo6 1.6582 4340.
    • Application: Mould steel
    • Technique: Forged
    • Special Use: Mold Steel ,Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.
    • Shape: Round bars/Flat bar/Plate
    • Technology: Hot Rolled/Forged/Clod Draw
    • Heat treatment: Annealing/Q+T
    • Surface treatment:Black/Peeling/Polishing/Machined
    • Delivery condition: Hot rolled or forged/ Peeled or black surface/annealed or QT
    • Customer's logo: Available
    • Test: SGS/UT100%/Elements testing
    • Certificate: ISO/Mill certificate
    • Experience: Ten years manufacturer experience

    Chemical composition

    Grade

    C

    Mn

    Si

    Cr

    Mo

    P≤

    S≤

    Ni≤

    AISI4130

    0.28-0.33

    0.4-0.6

    0.15-0.35

    0.8-1.1

    0.15-0.25

    0.030

    0.040

    0.25

    AISI4140

    0.40~0.45

    0.75~1.0

    0.15~0.35

    0.8~1.1

    0.15~0.25

    0.035

    0.040

     

    AISI4340

    0.38~0.43

    0.60~0.80

    0.15~0.35

    0.7~0.9

    0.20~0.30

    0.035

    0.040

    1.65~2.00

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