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Vacuum Flexible Hoses

    Vacuum Flexible Hoses

    Features:

    • 1. Flexible tube can be designed according to different specification.
    • 2. Soft and hard series for option.
    • 3. Standard materials are 304 and 316L stainless steel.
    • 4. Forged flanges and fittings for better quality.
    • 5. No oxide passivation films covered during the welding process
    • 6. Automatic welding to ensure the high quality and stable supplies.
    • 7. Customized length for maximum 3 meters.
    • 8. Mating CF, ISO, KF, JIS, and Pipe end flanges available.
    • 9. Special size and length available upon request.
    • 10. Hoses are 100% tested before shipping.
    • 11. Working Temperature: ≤250℃
    • 12. Helium leak rate: ≤1×10-9 PaM3/Sec
    • 13. Service Life:≥1×104 repetitions. However, the severity of the flexing, temperature, corrosive conditions, pressure and vibration may affect the usage.

    Soft Type (SV Type)

    NOMINAL
    DIA

    Dimensions (mm)

    Contraction
    Rate %

    ID

    OD

    THICKNESS

    Min. Bend Radius

    20A

    0.80″ (20.4)

    1.20″ (30.5)

    0.20

    70

    4%

    25A

    1.06″ (27.0)

    1.42″ (36.0)

    0.20

    90

    4%

    40A

    1.61″ (41.0)

    2.13″ (54.0)

    0.20

    120

    8%

    50A

    2.11″ (53.5)

    2.76″ (70.0)

    0.25

    140

    11%

     

    Hard Type (BO Type)

    NOMINAL
    DIA

    Dimensions (mm)

    Contraction
    Rate %

    ID

    OD

    THICKNESS

    Min. Bend Radius

    25A

    1.04″ (26.5)

    1.48″ (37.5)

    0.30

    90

    2%

    40A

    1.59″ (40.5)

    2.19″ (55.5)

    0.30

    120

    2%

    50A

    2.15″ (54.5)

    2.85″ (72.5)

    0.40

    140

    4%

    65A

    2.52″ (64.0)

    3.39″ (86.0)

    0.40

    150

    6%

    80A

    3.03″ (77.0)

    3.90″ (99.0)

    0.40

    220

    7%

    100A

    4.00″ (101.5)

    4.94″ (125.5)

    0.40

    280

    10%


    KF Clamp Flange Type Soft Series

    kf-clamp-flange-type-soft-series

    Flange
    Size

    Dimensions, in. (mm)

    Tube Sepcifiction, in. (mm)

    A

    B

    ID

    OD

    KF16

    1.18″ (30.0)

    0.71″ (18.0)

    0.80″ (20.4)

    1.20″ (30.5)

    KF25

    1.57″ (40.0)

    0.71″ (18.0)

    1.06″ (27.0)

    1.42″ (36.0)

    KF40

    2.17″ (55.0)

    0.71″ (18.0)

    1.61″ (41.0)

    2.13″ (54.0)

    KF50

    2.95″ (75.0)

    0.71″ (18.0)

    2.11″ (53.5)

    2.76″ (70.0)


    ISO Flange Type

    iso-flange-type

    Flange
    Size

    Dimensions, in. (mm)

    Tube Sepcifiction, in. (mm)

    A

    B

    ID

    OD

    ISO-K-63

    3.74″ (95.0)

    2.76″ (70.0)

    2.52″ (64.0)

    3.39″ (86.0)

    ISO-K-80

    4.33″ (110.0)

    3.27″ (83.0)

    3.03″ (77.0)

    3.90″ (99.0)

    ISO-K-100

    5.12″ (130.0)

    4.02″ (102.0)

    4.00″ (101.5)

    4.94″ (125.5)

    ISO-K-125

    6.10″ (155.0)

    5.00″ (127.0)

    5.00″ (127.0)

    5.98″ (152.0)

    ISO-K-160

    7.09″ (180.0)

    6.02″ (153.0)

    5.93″ (150.5)

    7.03″ (178.5)

    ISO-F-63

    5.12″ (130.0)

    2.76″ (70.0)

    2.52″ (64.0)

    3.39″ (86.0)

    ISO-F-80

    5.71″ (145.0)

    3.27″ (83.0)

    3.03″ (77.0)

    3.90″ (99.0)

    ISO-F-100

    6.50″ (165.0)

    4.02″ (102.0)

    4.00″ (101.5)

    4.94″ (125.5)

    ISO-F-125

    7.87″ (200.0)

    5.00″ (127.0)

    5.00″ (127.0)

    5.98″ (152.0)

    ISO-F-160

    8.86″ (225.0)

    6.02″ (153.0)

    5.93″ (150.5)

    7.03″ (178.5)


    CF Flange Hard Series

    cf-flange-hard-series

    Flange
    Size

    Dimensions, in. (mm)

    Tube Sepcifiction, in. (mm)

    A

    B

    ID

    OD

    CF40HA

    2.76″ (69.5)

    2.31″ (58.7)

    1.04″ (26.5)

    1.47″ (37.3)

    CF40HB

    2.76″ (69.5)

    2.31″ (58.7)

    1.59″ (40.5)

    2.19″ (55.5)

    CF63HA

    4.49″ (113.6)

    3.63″ (92.2)

    1.59″ (40.5)

    2.19″ (55.5)

    CF63HB

    4.49″ (113.6)

    3.63″ (92.2)

    2.11″ (53.5)

    2.76″ (70.0)

    CF100

    5.98″ (151.6)

    5.13″ (130.3)

    3.03″ (77.0)

    3.90″ (99.0)

    CF160

    7.99″ (202.5)

    7.13″ (181.0)

    4.00″ (101.5)

    4.94″ (125.5)


    JIS Flange Type Soft Series

    jis-flange-type-soft-series

    Nominal
    DIA

    Dimensions, in. (mm)

    Tube Sepcifiction, in. (mm)

    A

    B

    ID

    OD

    25

    3.54″ (90.0)

    2.76″ (70.0)

    1.06″ (27.0)

    1.42″ (36.0)

    40

    4.13″ (105.0)

    3.35″ (85.0)

    1.61″ (41.0)

    2.13″ (54.0)

    50

    4.72″ (120.0)

    3.94″ (100.0)

    2.11″ (53.5)

    2.76″ (70.0)


    Pip End Type (UNBRAIDED)

    pip-end-type-unbraided

    Tube
    Size

    Dimensions, in. (mm)

    Tube Sepcifiction, in. (mm)

    A

    B

    ID

    OD

    1/4″

    0.25″ (6.4)

    1.18″ (30.0)

    0.24″ (6.0)

    0.51″ (13.0)

    3/8″

    0.37″ (9.5)

    1.18″(30.0)

    0.39″ (10.0)

    0.59″ (15.0)

    1/2″

    0.50″ (12.7)

    1.18″ (30.0)

    0.51″ (13.0)

    0.75″ (19.0)

     


    *For more information of vacuum flexible hoses, please feel free to contact us.

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