HDPE palasitika eletise eletise fai paipa masini
laina gaosiga paipa PE
SJ65 fa'apipi'i sikulima tasi
Paila pa'u eletise puipuiga uaea paipa alavai eletise
MPP mana paipa faia masini
PVC-U puipui lua paipa corrugated UPVC fesootaiga corrugated paipa malamalama ma lamolemole anti-matua
110PVC fesootaiga corrugated paipa e matua mata'ina maualalo le vevela tetee
pvc corrugated paipa mana fesootaiga paipa tanumia alavai paipa PVC puipui lua paipa corrugated
pvc puipui lua paipa paipa pvc-u fesootaiga paipa SN4/SN8 lautele 110-500 5G paipa fesootaiga
HDPE carbon sprial fetu'una'i paipa fa'a'au paipa faia masini Beierman falegaosimea tau lelei
HDPE palasitika Sprial paipa paipa tau Gaosiga laina
O le laina extrusion e masani lava mo le gaosia o paipa fa'a'amilo puipui.HDPE hollowness winding paipa ei ai ni vaega laiti ma le maualalo roughness coefficient, e masani ona faaaogaina mo sewerage faiga, alavai afa, nofoaga togafitiga ma le tumama o le paipa tuai, lelei ma eseese tane otaota ua gaosia.