Ppr25 trubkasi 6 nuqtali quvurdir.
1. PPR ning 25 tasi tashqi diametri 25 mm, 6 ta shox sifatida ham tanilgan degan ma'noni anglatadi. PPR tasodifiy polipropilen bo'lib, bu polipropilenning metil yon zanjiri tartibsiz va fazoviy taqsimot yo'nalishi bo'yicha tasodifiy taqsimlanganligini anglatadi, oddiy bo'lsa, polipropilenning metil yon zanjiri tartibsiz va fazoviy taqsimot yo'nalishida tasodifiy taqsimlanganligi sababli, kuch bir oz bo'ladi. balandroq va qattiqlik ancha yomonroq.
2. Galvanizli quvurning 20-raqami aslida DN20 ga ishora qiladi, bu nominal diametr va haqiqiy ip taxminan 25 mm. Galvanizli quvur issiq- daldırma galvanizli va sovuq-galvanizga bo'linadi. Matritsa mustaqil ravishda qatlamlangan, sink qatlami nisbatan nozik va sink qatlami oddiygina po'lat quvur matritsaga biriktirilgan.
3. Ppr pipe φ20 is equivalent to the specification connection of galvanized pipe dn15. The specification outer diameter of dn15 is 21.3mm. PP-R has good weldability. The pipe fittings can be connected by hot melt and electrofusion, which is easy to install and the strength of the connecting part is greater than The strength of the pipe itself, the interface of the PPR pipe adopts hot-melt technology, and the pipes are completely fused together.