Characteristics:

Corrosion resistant;   High mechanical properties;   Low coefficient of friction;   Light weight;   Non-toxic;   Double o-ring sealing joint make the pressurization more convenient and unique;   Convenient and quick installation;  Long life of more than 50 years;  High tention, multiple layers, mulitiple angles and multiple tangent points--Unique technology creates high mechanical property. They are widely applied in mountain area, desert, marshland, sea bottom and are also applied overhead.