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  • HDPE Gas Pipe

  • HDPE Gas Pipe

  • HDPE Gas Pipe

HDPE Gas Pipe

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 0.7Mpa.

PRODUCT DESCRIPTION

Properties

CharacteristicsRequirements
Longitudinal Reversion, % (110℃)≤3
Oxidation Induction Time, min, (200℃)≥20
Extension Rate at Break, %≥350

Carbon Black Content (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

Hydrostatic Strength

1) 20℃,Hoop Stress: PE100 12.4Mpa, PE80 9.0Mpa, 100h

2) 80℃,Hoop Stress: PE100 5.4Mpa, PE80 4.5Mpa, 165h

3) 80℃,Hoop Stress: PE100 5.0Mpa, PE80 4.0Mpa, 1000h

No Flailure No Flailure No Flailure


Specification

DN(mm)PE80PE100
SDR 17.6SDR11SDR17.6SDR11
Nominal Pressure≤0.2MpaNominal Pressure≤0.4MpaNominal Pressure≤0.6MpaNominal Pressure≤1.0Mpa
Thickness(mm)Thickness(mm)Thickness(mm)Thickness(mm)
202.33.02.33.0
252.33.02.33.0
322.33.02.33.0
402.33.72.33.7
502.94.62.94.6
633.65.83.65.8
754.36.84.36.8
905.28.25.28.2
1106.310.06.310.0
1257.111.47.111.4
1408.012.78.012.7
1609.114.69.114.6
18010.316.410.316.4
20011.418.211.418.2
22512.820.512.820.5
25014.222.714.222.7
28015.925.415.925.4
31517.928.617.928.6
35520.232.320.232.3
40022.836.422.836.4
45025.640.925.640.9
50028.445.528.445.5
56031.950.931.950.9
63035.857.335.857.3


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 0.7Mpa.