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35mm - 140mm Chrome Piston Rod Hollow Steel Rod ISO F7 Diameter Tolerance

35mm - 140mm Chrome Piston Rod Hollow Steel Rod ISO F7 Diameter Tolerance

    • 35mm - 140mm Chrome Piston Rod Hollow Steel Rod ISO F7 Diameter Tolerance
    • 35mm - 140mm Chrome Piston Rod Hollow Steel Rod ISO F7 Diameter Tolerance
  • 35mm - 140mm Chrome Piston Rod Hollow Steel Rod ISO F7 Diameter Tolerance

    Product Details:

    Place of Origin: China
    Brand Name: HY
    Certification: ISO9001:2008

    Payment & Shipping Terms:

    Minimum Order Quantity: 1 tons
    Price: Negotiation
    Packaging Details: Anti rust oil to be applied on material and each rod to be packed in paper sleeve
    Delivery Time: 30days
    Payment Terms: T/T, L/C
    Supply Ability: 30tons a day
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    Detailed Product Description
    Material: Micro Alloy Steel Product Name: Chrome Piston Rod
    Surface Condition: Chrome Plating Tensile Strength: Not Less Than 750 MPa
    Yield Strength: Not Less Than 520 N/MM2 Diameter Tolerance: ISO F7

     

    35mm - 140mm Chrome Piston Rod Hollow Steel Rod ISO F7 Diameter Tolerance

     

     

    Detailed Product Description


    1. Materialof the goods: CK45, ST52, 20MnV6, 42CrMo4, 40Cr, HY4520, HY4700
    2. Specification length: OD 6mm - 12mm      length 1000mm-2000mm

                                         OD 16mm-35mm      length 2000mm-4000mm

                                         OD 40mm-220mm    length 4000mm-8000mm

                                        OD 250mm-1000mm  length 4000mm-8000mm

    3. Tensile strength: Not less than 610 N/MM2

    4. Yield strength: Not less than 355 N/MM2

    5. Advanced inspection apparatus

     

     

    Detailed Description

     

     

     

    1. CHEMICAL COMPOSITION(%)

     

    Material

    C%

    Mn%

    Si%

    S%

    P%

    V%

    Ni

    Cr%

    Mo

    Cu

    ck45

    0.42-0.50

    0.50-0.80

    0.17-0.37

    ≤0.035

    ≤0.035

     

    ≤0.25

    ≤0.25

     

    ≤0.25

    ST52

    ≤0.22

    ≤1.6

    ≤0.55

    ≤0.04

    ≤0.04

    0.02-0.15

     

     

     

     

    20MnV6

    0.17-0.24

    1.30-1.70

    0.10-0.50

    ≤0.035

    0.035

    0.10-0.20

    ≤0.30

    ≤0.30

     

    ≤0.30

    42CrMo

    0.38-0.45

    0.5-0.8

    0.17-0.37

    ≤0.035

    ≤0.035

    0.07-0.12

    ≤0.03

    0.90-1.20

    0.15-0.25

    ≤0.03

    40Cr

    0.37-0.45

    0.50-0.80

    0.17-0.37

    ≤0.035

    ≤0.035

     

    ≤0.3

    0.80-1.1

     

    ≤0.03

    HY4700

    0.38-0.45

    1.20 ~1.60

    0.30~0.50

    ≤0.035

    ≤0.020

    0.05~0.15

    ≤0.25

    0.10~0.20

    ≤0.15

    0.25

    HY4520

    0.40 ~0.48

    0.80 ~1.40

    0.15 ~0.35

    ≤0.035

    ≤0.035

    ≤0.15

    ≤0.25

    ≤0.25

    ≤0.15

    ≤0.25

     

     

    2.  MECHANICAL PROPERTIES

     

    Material

    T.S /    Rm(MPa)

    Y.S /     Rel(MPa)

     A%

     

    CHARPY

     

    CONDITION

    ck45

    610

    355

    16

    >41J

     Normalized

    ck45

    800

    540

    20

    >41J

      Q+T

    ST52

    500

    355

    22

     

     Normalized

    20MnV6

    750

    590

    12

    >40J

     Normalized

    42CrMo4

    980

    850

    14

    >47J

     Q+T

      40Cr

    1000

    800

    10

     

     Q+T

     

     

    3. MICRO ALLOY STEEL

    Material

    MECHANICAL PROPERTIES

    Surface hardness(HBW)

     Rm(MPa)

    Rel(MPa)

    A%

    Z%

    KU2(J)

     

    HY4700

    Φ35 - Φ100

    900 - 1100

    ≥650

    ≥16

    ≥35

    ≥39

    270-340

    >Φ100 - Φ140

    850 - 950

    ≥600

    ≥16

    ≥35

    ≥39

    270-340

    HY4520

    Φ40 - Φ100

    750 - 900

    ≥520

    ≥19

    ≥40

    ≥39

    230-290

    >Φ100~Φ140

    750 - 900

    ≥520

    ≥17

    ≥35

    ≥39

    230-290

     

     

     

     

     

     

     

     

     

     

    4. SUPPLY CONDITION 

        Ground  and  chrome plated  

    5. CHROME THICKNESS

         20 to 30 micron

    6. SURFACE ROUGHNESS

         Ra≤0.2 micron and  Rt≤2 micron

    7. TOLERANCES ON DIA

         ISO f7 on the diameter 

    8.OVALITY 

        Half of the tolerance ISO f7

    9. STRAIGHTNESS 

       ≤0.2MM/M

    10 .SURFACE HARDNESS 

         850-1150HV (vickers 100g)

    11. COHESION 

         No craks,breaking or detaching after thermic shock(warming up at 300 celsius degrees

        and cooling in water)

    12 .POROSITY

          Test according to ISO 1456/1458 and result yaluation according to ISO 4540 rating 8-10

    13. CORROSION RESISTANCE

         Test in natural salt spray according to ASTM B 117-120hours

         Results evaluation according to ISO 4540 RATING 7-10

    14. WELDABILITY

         Good 

    15. PACKING 

         Anti rust oil to be applied on material and each rod to be packed in paper sleeve

    16. CERTIFICATE 

          All certificate related with material heat treatment and plating is required 

     

    35mm - 140mm Chrome Piston Rod Hollow Steel Rod ISO F7 Diameter Tolerance

    Contact Details
    Jiangsu New Heyi Machinery Co., Ltd

    Contact Person: wuxiheyi

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