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  • HDPE Gas Pipe

    HDPE Gas Pipe

    Applications:

    HDPE gas pipe is suitable for the gas conveying pipe system whose operating temperature range from -20℃to -40℃and long time maximum working pressure no more than 0.7 MPA.


    Properties:

    Characteristics Requirements
    Longitudinal Reversion,% (110℃) ≤3
    Oxidation Induction Time, min (200℃) ≥20
    Extension Rate at Break,% ≥350
    Carbon Black Contents(mass fraction),%(only applies to black mixed ingredients) 2.0 - 2.5
    Melt Mass Flow Rate,g/10min (195,5kg) Change of MFR by Processing ±20%
    Longitudinal Reversion Rate, h(80℃, 2Mpa) ≥20


    Specifications:

    DN(mm) PE80 PE110
    SDR17.6 SDR11 SDR17.6 SDR11

    Norminal Pressure

    ≤0.2Mpa

    Norminal Pressure

    ≤0.4Mpa

    Norminal Pressure

    ≤0.6Mpa

    Norminal Pressure

    ≤1.0Mpa

    Thickness(mm) Thickness(mm)
    Thickness(mm)
    Thickness(mm)
    20 2.3 3.0 2.3 3.0
    25 2.3 3.0 2.3 3.0
    32 2.3 3.0 2.3 3.0
    40 2.3 3.7 2.3 3.7
    50 2.3 4.6 2.3 4.6
    63 2.9 5.8 2.9 5.8
    75 3.6 6.8 3.6 6.8
    90 4.3 8.2 4.3 8.2
    110 5.2 10.0 5.2 10.0
    125 6.3 11.4 6.3 11.4
    140 7.1 12.7 7.1 12.7
    160 8.0 14.6 8.0 14.6
    180 9.1 16.4 9.1 16.4
    200 10.3 18.2 10.3 18.2
    225 11.4 20.5 11.4 20.5
    250 12.8 22.7 12.8 22.7
    280
    14.2 25.4 14.2 25.4
    315
    15.9 28.6 15.9 28.6
    355 17.9 32.3 17.9 32.3
    400 20.2 36.4 20.2 36.4
    450
    22.8
    40.9 22.8 40.9
    500 28.4 45.5 28.4 45.5
    560 31.9 50.9 31.9 50.9
    630 35.8 57.3 35.8 57.3

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