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Cold Rolled Hot Rolled Alloy Steel Sheet Black Surface Grinded Machined For Ship

    Buy cheap Cold Rolled Hot Rolled Alloy Steel Sheet Black Surface Grinded Machined For Ship from wholesalers
     
    Buy cheap Cold Rolled Hot Rolled Alloy Steel Sheet Black Surface Grinded Machined For Ship from wholesalers
    • Buy cheap Cold Rolled Hot Rolled Alloy Steel Sheet Black Surface Grinded Machined For Ship from wholesalers
    • Buy cheap Cold Rolled Hot Rolled Alloy Steel Sheet Black Surface Grinded Machined For Ship from wholesalers
    • Buy cheap Cold Rolled Hot Rolled Alloy Steel Sheet Black Surface Grinded Machined For Ship from wholesalers
    • Buy cheap Cold Rolled Hot Rolled Alloy Steel Sheet Black Surface Grinded Machined For Ship from wholesalers

    Cold Rolled Hot Rolled Alloy Steel Sheet Black Surface Grinded Machined For Ship

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    Brand Name : HDT
    Certification : ISO SGS
    Delivery Time : 60-75days
    Price : 800 - 9000 USD / ton
    Supply Ability : About 10000 ton / month
    Payment Terms : L/C, T/T, Western Union
    Model Number : Boiler Alloy Steel Sheet Plate
    • Product Details
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    Cold Rolled Hot Rolled Alloy Steel Sheet Black Surface Grinded Machined For Ship


    Alloy Steel Plate Black Surface / Grinded / Machined for Application of Ship Plate

    Product Description


    42crmo4/4140/1.7225/scm 440 alloy steel plate

    Equivalent Grades


    GBDINAISIJIS
    42CrMo1.7225 4140SCM440


    Characteristics


    4140 Alloy Steel/SAE 4140 Steel Price is engineering steel supplied in quenched and tempered conditions. Very good machinability. High toughness. High creep strength. Repeated impact resistant capability.

    Applications


    4140 Alloy Steel/SAE 4140 Steel Price is use to producecomponents with high requirements on toughness, e.g. gear wheels, pinions, connecting rods, parts for mechanical engineering .
    Chemical Composition

    CSiMnCr MoPS
    0.38-0.430.40max0.60-0.900.90-1.200.15-0.30≤0.035≤0.035
    Available size

    Round steel bar 10-800mm
    Flat steel bar 10-400mm*200-2200mm
    Surface condition

    Black surface/ Grinded/ Machined
    Hardness


    Annealed HBS 217 max

    Heat treatment


    Forging Heat to 1150°C. Hold until uniform. Minimum forging temperature 850°C.Cool slowly in ashes or sand etc.
    AnnealingHeat to 830°C-850°C.Cool in furnace.
    NormalisingHeat to 870°C-900°C.Cool in still air.
    Stress RelievingAnnealed: Heat to 600°C-650°C.Hardened: Heat to 500°C-550°C.Cool in still air.
    HardeningHeat to 830°C-880°C. Quench in oil or polymer.
    TemperingHeat to 450°C-700°C cool in still air. NB. Tempering within the range 200°C-420°C will result in temper brittleness and should be avoided.
    Product Tags:

    pressure vessel plate

      

    ship steel plate

      
    Quality Cold Rolled Hot Rolled Alloy Steel Sheet Black Surface Grinded Machined For Ship for sale
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