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    CHANGZHOU MT FOUNDRY VR
    Home > Technical Capacity

    Technical Capacity

    MATERIALS POURED AT RTCPL



    ASTM

    DIN

    Carbon Steel

    A216 - WCB

    1.0619


    A216 - WCC



    A352 - LCC

    1.1138


    A352 - LCB








    Martensitic Steels

    A743 - CA15

    1.4008


    A743 - CA40

    1.4028


    A743 CA-6NM

    1.4313




    Heat Resisting Steel

    A297 - HF

    1.4825


    A297 - HH

    1.4837


    A297 - HI

    1.4846


    A297 - HK

    1.4848



    1.4749


    A297 - HD

    1.4823




    Austenitic Stainless Steel

    A351 - CF8

    1.4308


    A351 - CF8M

    1.4408


    A351 - CF3

    1.4306


    A351 - CF3M

    1.4404 / 1.4409


    A351 - CF8C

    1.4827


    A351 - CF10

    1.4308


    A351 - CK20

    1.4843


    A351 - CH20



    A351 - CN7M

    1.45


    A351 - CG8M

    1.4431


    A351 - CG3M






    ASTM

    DIN

    Nickle Based Super Alloys

    A494 - M-35-1

    2.4365


    A494 - M-35-2



    A494 - M 30 C



    A494 - N-12MV



    A494 - N-7M



    A494 - CY40

    2.4816


    A494 - CW12MW

    2.4686


    A494 - CW6M



    A494 - CW2M

    2.461


    A494 - CW6MC

    2.4856


    A494 - CX2MW

    2.4602


    A494 - Cu5MCuC

    2.4858


    A560 - 50Cr50Ni



    A560 - 50Cr50Ni-Nb

    2.4813


    A560 - 60Cr40Ni





    Castings can be supplied as per equipment DIN, JIS, BS and GOST standards.

    Other than above, in general we can cast any material compositions as per customers specifications meeting international standards.


    INVESTMENT CASTINGS TOLERANCES

    REFERENCE INTERNATIONAL STANDARD: VDG P690

    LINEAR TOLERANCES :


    Nominal size

    mm

    D1 Tolerance

    (general dimensions)

    D2 Tolerance

    (some functional

    dimensions)

    0 to 6

    ±0.15

    ±0.12

    6 to 10

    ±0.18

    ±0.14

    10 to 18

    ±0.22

    ±0.17

    18 to 30

    ±0.26

    ±0.20

    30 to 50

    ±0.40

    ±0.31

    50 to 80

    ±0.45

    ±0.37

    80 to 120

    ±0.55

    ±0.44

    120 to 180

    ±0.8

    0±0.65

    180 to 250

    ±1.20

    ±0.95

    250 to 315

    ±1.30

    ±1.10

    315 to 400

    ±1.80

    ±1.40


    TOLERANCE FOR STRAIGHTNESS, FLATNESS, PARALLELISM, SHAPE :

    Precision class

    Length of the tolerated element

    to 25 mm

    25 to 50 mm

    up to 50 mm

    allowed difference

    D1

    0.15 mm

    0.25 mm

    0.6%

    D2

    0.10 mm

    0.20 mm

    0.4%


    TOLERANCE FOR ANGLE VALUES AND RIGHT ANGLES :

    Precision class

    Nominal dimensions


    to 30 mm

    30 to 100 mm

    100 to 200mm

    up to 200mm

    D1

    allowed deviation

    minute degree

    30

    30

    30

    20

    mm / 100 mm

    0.87

    0.87

    0.87

    0.58

    D2

    allowed deviation

    minute degree

    30

    20

    15

    15

    mm / 100 mm

    0.87

    0.58

    0.44

    0.44


    SURFACE QUALITY ACCORDING TO ISO R 468, DIN 4769 AND VSM10321 :


    Ra

    Rz

    Rt

    N9

    6.3

    23-32

    25-38


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    CONTACT US
    TEL: 0086-519-85506782E-MAIL: zhuangyifei@mhe-shanghai.comFAX: 0086-519-85506787
    ADD: No.3 Xieli Road, Zhenglu Peace Industrial zone, Tianning District, Changzhou city, Jiangsu province, China
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