Model Number: irrigation tape fittings 2 Brand Name: MANHUA Key Specifications/Special Features: Manhua polyethylene pipes are produced by advanced production lines, using imported PE water pipeline special materials with production range scale fromΦ16-1200mm PE63PE80PE100 Project Technical requirements Technical requirements Technical requirements 1. at 20°C, 0.8mpa, time shall be≥100H

2. at 80°C, 3.5mpa, time shall be≥165H

3. at 80°C, 3.2mpa, time shall be≥1000H
shall be equal to or greater than 165H 1. at 20°C, 9.0mpa, time shall be≥100H

2. at 80°C, 4.6mpa, time shall be≥165H

3. at 80°C, 4.0mpa, time shall be≥1000H
shall be equal to or greater than 165H 1. at 20°C, 12.4mpa, time shall be≥100H

2. at 80°C, 5.5mpa, time shall be≥165H

3. at 80°C, 5.0mpa, time shall be≥1000H Appearance
(black or blue) inner and outer pipe surface clean and smooth does not allow any bubbles, obvious scratches, dents, impurities, uneven color and other defects
pipe ends should be cut flat and perpendicular to the tube axis same as PE63 same as PE63 Hot stability (200°C) >20min same as PE63 same as PE63 Elongation at breat ≥350% same as PE63 same as PE63 Longitudinal reversion (110°C) ≤3% same as PE63 same as PE63 Melt flow rate (mfr) (190°C, 5kg) change of MFR shall be <20% before and after processing same as PE63 same as PE63