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Ground Polished Hollow Piston Rod High Precision With 42CrMo4

    Buy cheap Ground Polished Hollow Piston Rod High Precision With 42CrMo4 from wholesalers
     
    Buy cheap Ground Polished Hollow Piston Rod High Precision With 42CrMo4 from wholesalers
    • Buy cheap Ground Polished Hollow Piston Rod High Precision With 42CrMo4 from wholesalers
    • Buy cheap Ground Polished Hollow Piston Rod High Precision With 42CrMo4 from wholesalers
    • Buy cheap Ground Polished Hollow Piston Rod High Precision With 42CrMo4 from wholesalers

    Ground Polished Hollow Piston Rod High Precision With 42CrMo4

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    Brand Name : HY
    Certification : IS09001:2008
    Price : Negotiation
    Supply Ability : 30tons a day
    Delivery Time : 30days
    • Product Details
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    Ground Polished Hollow Piston Rod High Precision With 42CrMo4

    Ground Polished Hollow Piston Rod High Precision With 42CrMo4

    Detailed Product Description
    1. Material: CK45, ST52, 20MnV6, 42CrMo4, 40Cr
    2. Tensile strength: Not less than 610 N/MM2
    3. length: 1000mm - 8000mm

    4. Diameter: 6mm - 1000mm
    5. Complete manufactured equipments



    Detailed Description
    1.CHEMICAL COMPOSITION

    Material

    C%

    Mn%

    Si%

    S%

    P%

    V%

    Cr%

    Ck45

    0.42-0.50

    0.50-0.80

    0.04

    0.035

    0.035



    ST52

    0.22

    1.6

    0.55

    0.035

    0.04



    20MnV6

    0.16-0.22

    1.30-1.70

    0.10-0.50

    0.035

    0.035

    0.10-0.20


    42CrMo4

    0.38-0.45

    0.60-0.90

    0.15-0.40

    0.03

    0.03


    0.90-1.20

    40Cr

    0.37-0.45

    0.50-0.80

    0.17-0.37




    0.80-1.10


    2.MECHANCIAL PROPERTIES

    Material

    T.S N/MM2

    Y.S N/MM2

    E%(MIN)

    CHARPY

    CONDITION

    CK45

    610

    355

    15

    >41J

    NORMALIZE

    CK45

    800

    630

    20

    >41J

    Q + T

    ST52

    500

    355

    22


    NORMALIZE

    20MnV6

    750

    590

    12

    >40J

    NORMALIZE

    42CrMo4

    980

    850

    14

    >47J

    Q + T

    40Cr

    1000

    800

    10


    Q + T


    3. SUPPLY CONDITION
    Ground and chrome plated
    4. CHROME THICKNESS
    20 to 30 micron
    5. SURFACE ROUGHNESS
    Ra≤0.2 micron and Rt≤2 micro
    6. TOLERANCES ON DIA
    ISO f7 on the diameter
    7.OVALITY
    Half of the tolerance ISO f7
    8. STRAIGHTNESS
    ≤0.2MM/M
    9. SURFACE HARDNESS
    850-1150HV (vickers 100g)
    10.COHESION
    No cracks,breaking or detaching after thermic shock(warming up at 300 celsius degrees and cooling
    in water)
    11 .POROSITY
    Test according to ISO 1456/1458 and result yaluation according to ISO 4540 rating 8-10
    12 CORROSION RESISTANCE
    Test in natural salt spray according to ASTM B 117-72hours
    Results evaluation according to ISO 4540 RATING 7-10
    13. WELDABILITY
    Good
    14. PACKING
    Anti rust oil to be applied on material and each rod to be packed in paper sleeve
    15. CERTIFICATE
    All certificate related with material heat treatment and plating is required












































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