Thaum tso nyias-walledstainless hlau kav, lawv yuav tsum tau nruab tom qab kev ua haujlwm hauv pej xeem tiav.Ua ntej kev teeb tsa, ua ntej, xyuas seb txoj haujlwm ntawm lub qhov tshwj xeeb puas yog.

Thaum tso cov yeeb nkab nyias-walled stainless hlau, qhov kev ncua deb ntawm cov kev txhawb nqa ruaj khov yuav tsum tsis txhob siab tshaj 15mm.Qhov kev ncua deb ntawm cov kev txhawb nqa ruaj khov rau cov kav dej kub yuav tsum tau txiav txim siab raws li tus nqi ntawm cov kav dej thermal expansion thiab tso cai them nyiaj rau cov pob qij txha expansion.Qhov kev txhawb nqa ruaj khov yuav tsum tau teem rau ntawm qhov sib txawv ntawm txoj kab uas hla, ceg, qhov sib txuas, thiab ob sab ntawm cov kabmob phab ntsa thiab hauv pem teb slab.Lub installation ntawm kev txhawb nqa rau nyias-walled stainless hlau kav yuav tsum ua tau raws li qhov yuav tsum tau ntawm cov qauv tsim thiab kos duab.

Hlau yeeb nkab clamps los yog hangers yuav tsum tau siv los kho nyias-walled stainless hlau kav ntawm cov dej hydrants thiab dej faib cov ntsiab lus;yeeb nkab clamps los yog hangers yuav tsum tau teem nyob deb ntawm 40-80mm los ntawm fittings.

Thaum tso cov kav dej nyias-walled stainless hlau, cov kav dej yuav tsum tau nruab thaum cov kav dej hla hauv pem teb.Cov kav dej yas yuav tsum tau siv rau cov kav dej;hlau casing kav yuav tsum tau siv thaum hla lub ru tsev.Cov kav dej yuav tsum yog 50 hli siab dua lub ru tsev thiab hauv av, thiab yuav tsum tau ua nruj me ntsis ntsuas dej.Rau kev zais cov kav dej, kev sim siab thiab cov ntaub ntawv lees paub zais yuav tsum tau ua ua ntej sib khi.Tom qab dhau qhov kev sim siab thiab kev ntsuas kev tiv thaiv kev tiv thaiv, M7.5 cement mortar tuaj yeem siv rau kev sau.

Thaum tso cov kav hlau tsis muaj phab ntsa nyias nyias, yuav tsum tsis muaj axial dabtsi yog khoov thiab distortion, thiab tsis tas yuav tsum tau kho thaum hla cov phab ntsa lossis hauv pem teb.Thaum uas tig mus rau lwm cov kav dej, qhov kev tiv thaiv yuav tsum tau tshwj tseg raws li qhov xav tau.Thaum tus tsim tsis tau teev tseg, qhov kev ncua deb yuav tsum tsis pub tsawg tshaj 100mm.Thaum cov kav dej sib npaug, cov yeeb nkab nyias-walled stainless hlau hauv cov yeeb nkab trench yuav tsum tau teem caij rau sab hauv ntawm cov yeeb nkab galvanized.