Dab tsi ntawm cov pob qij txha ua lub tuam txhab cov khoom siv tam sim no?
① Kev sib koom ua ke:
a. Flexible Joints:
Qhov (socket)-thiab-spigot / Slip- ntawm: T- hom (tus qauv sib koom hom ntawm kev ua lag luam)
Mechanical: K-hom, N1- hom, thiab S-hom pob qij txha
b. Rigid Joints: Flanged pob qij txha
c. Self-anchoring pob qij txha: Internal self-anchoring, Sab nraud tus kheej-anchoring
② Kev sib koom ua ke rau peb cov khoom: T- hom pob qij txha
Cov kav hlau puas tuaj yeem raug txiav?
① Hauv kev siv cov tswv yim, cov kav hlau txuas tuaj yeem raug txiav raws li xav tau. Muaj qee qhov kev txwv ntawm kev txiav ntev; Feem ntau, kev txiav yuav tsum tau ua nyob rau hauv thaj tsam ntawm 2/3 ntawm cov yeeb nkab ntev los ntawm lub qhov (socket) kawg thiab yuav tsum ua raws li qhov yuav tsum tau ua raws li qhov yuav tsum tau ua.
② Ncej-txiav kev kho mob: Tom qab txiav, cov npoo yuav tsum tau chamfered thiab smoothed kom tsis txhob muaj kev puas tsuaj rau lub gasket thaum lub sij hawm installation vim ntse los yog ntxhib npoo, uas yuav ua rau kom xau thaum lub sij hawm soj ntsuam siab.
kiag li. Raws li ib yam tshiab ntawm cov khoom siv hauv kev lag luam cua sov, cov kav hlau hlau tau txais kev lees paub dav dav thiab qhuas rau lawv cov kev tiv thaiv corrosion zoo heev, kev ruaj ntseg sib koom ua ke, yooj yim ntawm kev teeb tsa, kev sib koom ua ke ntawm tus kheej - cov nyiaj them poob haujlwm, thiab cov nqi khiav lag luam qis. Tam sim no lawv tau siv dav thoob plaws hauv lub tebchaws, suav nrog hauv nroog loj thiab theem nrab faib kev sib txuas thiab cov cua kub hauv av.
Lub neej kev pab cuam ntawm cov kav hlau kav hlau yog dab tsi?
Cov kav dej hlau uas ua tau raws li cov qauv hauv tebchaws feem ntau muaj kev pabcuam lub neej ntawm 70 xyoo lossis ntau dua.
Cov kab teeb tsa (ob kab sib luag dawb) qhia qhov tob uas lub qhov (socket) yuav tsum tau muab tso rau thaum lub sijhawm teeb tsa.
