Notes for the purchase of high quality PE welding fittings
1. Users shall first check the appearance and size macroscopically, such as whether the circumferential wall thickness is uniform and whether the wall thickness is thick enough for comparison.
2. The inspection report of the pipe and its health indicators should be obtained, which is the best looking original.
Technical indicators (according to GB/ t10002.1-2006)
Vica softening temperature ≥80℃
Longitudinal shrinkage rate ≤5%
No change in dichloromethane impregnated surface
Impact test of drop hammer (0℃)TIR ≤5 hours
Hydraulic test 20℃, ring stress 36MPa/38Mpa, 1h no crack, no leakage.