Wɔ ɔhyew nsu afiri a wɔasie ho no, ɛsɛ sɛ paipu nhyehyɛe no hwɛ ɔhyew a ɛyera so na ɛma nsu ntwe mfi nea wɔde siw mframa ano no ho. Nsusuwii a wɔtaa yɛ de dade soa paipu, PU foam ne ahwehwɛ nhama a wɔahyɛ no den plastic akyi kataso na edi dwuma. Dade fã no kura nsu a ɛyɛ hyew anaasɛ nsu a wɔde yɛ adwuma. Foam no ma ɔhyew a ɛkɔ nipadua no mu no brɛ ase. Abɔnten so katasoɔ no bɔ insulation no ho ban berɛ a wɔde paipu no sie, wɔma so, de to amena no mu na wɔde dɔte kata so.
Ɛsɛ sɛ wɔhwɛ nneɛma ho nsɛm mu ansa na wɔakra. Q235B ne Q345B dadeɛ nyinaa na wɔde di dwuma wɔ reference material no mu, na carrier pipe no betumi ayɛ seamless anaasɛ spiral welded. Wɔ insulation layer no ho no, nsɛntitiriw a mfaso wɔ so ne closed-cell content ne thermal value: wobetumi akyerɛ foam no wɔ ɔha biara mu 92 closed cells anaa nea ɛboro saa, a thermal conductivity ntra 0.033 W/(mK). Baabi a asase no yɛ nsuo, ɛyɛ nwunu anaa ɛyɛ hyeɛ sene sɛdeɛ ɛtaa yɛ no, wɔbɛtumi akyerɛ FRP jacket no sɛ ɛyɛ mm 3 anaa nea ɛboro saa na ama foam no abɔ abɔnten ho ban yie.
Ɛsɛ sɛ mfonini no kyerɛw abɔnten ntwemu, dade ɔfasu no mu duru, insulation ɔfasu, paipu tenten ne awiei kwan. Saa nsɛm yi ho hia efisɛ ɛnyɛ paipu nko na ade no yɛ. Ɛyɛ paipu nipadua a wɔaka abom a ɛwɔ carrier layer, insulation layer ne ahobammɔ shell. Data a emu da hɔ boa adwumayɛbea no ma wɔpaw foam thickness, wrap ahoɔden ne joint sealing kwan ma ɔkwan ankasa no, sen sɛ wɔbɛyɛ general insulated pipe a ebia ɛnyɛ adwuma no.
