The underground high-density polyethylene pipes for gas produced by our company are manufactured with advanced production equipment and high-standard special polyethylene compounds for gas applications, featuring superior performance.

The pipes are available in yellow or black, and black pipes are provided with a co-extruded longitudinal yellow stripe on the surface.

Product Performance

1. Strong corrosion resistance

2. Good flexibility, can be bent according to terrain

3. High scratch resistance

4. Excellent resistance to stress cracking

5. Long service life; buried pipes can be safely used for more than 60 years

6. Smooth flow channel with low flow resistance

7. Remarkable economic benefits

8. Convenient construction performance

Application Scope

The underground polyethylene (PE) pipes for gas produced by our company are widely used in gas transmission in cities and towns, with an operating temperature range of -20¡æ to 40¡æ.

The maximum allowable operating pressure shall not exceed the nominal pressure reduced by the temperature-pressure factor.

Executive Standards

The underground polyethylene (PE) pipes for gas produced by our company comply with the following standards:

GB 15558.1?2003?Buried polyethylene (PE) pipes for gas supply

GB 15558.2?2005?Buried polyethylene (PE) fittings for gas supply

ISO 4437?1997?Buried polyethylene (PE) pipes for the supply of gaseous fuels

CJJ 63?2008?Technical specification for polyethylene gas pipeline engineering

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