Utility model no ma prefabricated spiral fitting, a ɛyɛ pile nipadua ne pile tip. pile nipadua no yɛ precast concrete pile a wɔde akɔ soro wɔ atifi ne dade pipe pile a wɔde ahyɛ pile nipadua ase{1}} pile nipadua no awiei no wɔde ma a ɛwɔ pile end, ne ti a wɔde ma no ma wɔde ma petee no ma flition mprɛte no yɛ fle tip is isn isn tip is imel tip is imel tip is imel tip is imel tip is imel tip Asase a wɔaboaboa ano. dade a ɛyɛ annular mprɛte no ntwemu yɛ kɛse sen pile nipadua no ntwemu yɛ 1 kosi 5 cm, na wɔahyehyɛ pile nipadua no ani wɔ pile nipadua no tenten akwankyerɛ so{5}} spiral groove.
Mfasoɔ nhwɛsoɔ no fata ma adansiɛ wɔ ɔmantam a ɛwɔ asase ho tebea a ɛnnyɛ papa mu, na wɔde pile nipadua no mia asase ase asase no so de hwɛ sɛ pile nipadua no nsɛe, na annular dadeɛ mprɛte no sõ kakra sene pile nipadua no ntwemu, a ɛbɛtumi atew afã a ɛwɔ pile nipadua no so kɛseɛ akɔ adeyɛ no mu akɔ utility no mu no, utility resistance like accelerates accelerates the construction progress{1} Nipadua no nsɛe, nhyehyɛe no yɛ mmerɛw, ɛyɛ mmerɛw na ɛyɛ ntɛmntɛm, na ɛfata ma agye din na wɔde di dwuma.
