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  • HDPE Drainage Pipe

    HDPE Drainage Pipe

    Applications:

    Characteristics Requirements Test Parameters Test Method
    Ring Stiffness

    SDR33:≥2KN/m2

    SDR26:≥4KN/m2

    SDR21:≥8KN/m2

    Test temperature (23±2)℃
    ISO 9969
    Deflection 3% ISO 9969
    Deflection speed for 110mm≤220mm 5mm/min ISO 9969
    Deflection speed for 200mm< DN≤400mm
    10mm/min
    ISO 9969
    Deflection speed for 400mm 20mm/min
    ISO 9969
    Deflection speed for  DN> 800mm
    0.03diamm/min
    ISO 9969
    Tolerance on test speed ±5%
    ISO 9969


    Specifications:

    DN(mm) Wall Thickness
    SN2 SDR33 SN4 SDR26 SN8 SDR21
    min max min  max min max
    110 - - 4.2 4.9 5.3 6.1
    125 - - 4.8 5.5 6.0 6.9
    160 4.9 5.6 6.2 7.7 7.7 8.7
    200 6.2 7.1 7.7 8.7 9.6 10.8
    250 7.7 8.7 9.6 10.8 11.9 13.3
    315 9.7 10.9 12.1 13.6 15.0 16.8
    355 10.9 12.2 13.6 15.2 16.9 19.7
    400 12.3 13.8 15.3 17.1 19.1 22.2
    450 13.8 15.4 17.2 20.0 21.5 24.8
    500 15.3 17.1 19.1 22.2 23.9 27.4
    630 19.3 22.5 24.1 28.0 30.0 34.7
    800 24.5 28.4 30.6 35.4 38.1 44.1
    1000 30.6 35.4 38.2 44.2 47.7 55.1
    1200 36.7 42.4 45.9 53.0

    57.2

    66.0
    1400 42.9 49.6 53.5 61.8 66.7 73.5
    1600 49.0 56.6 61.2 70.6 76.2 84.0
    1800 54.5 60.1 69.1 76.2 85.7 94.4
    2000 60.3 66.8 76.9 84.7 95.2 104.9

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