Kev Sib Txuas Ruaj Khov Polyethylene-steel: Hloov 110x108 Thiab 63x57 Rau Roj Thiab Dej, Lwm Qhov Ntau Thiab GOST

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Video: Kev Sib Txuas Ruaj Khov Polyethylene-steel: Hloov 110x108 Thiab 63x57 Rau Roj Thiab Dej, Lwm Qhov Ntau Thiab GOST

Video: Kev Sib Txuas Ruaj Khov Polyethylene-steel: Hloov 110x108 Thiab 63x57 Rau Roj Thiab Dej, Lwm Qhov Ntau Thiab GOST
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Kev Sib Txuas Ruaj Khov Polyethylene-steel: Hloov 110x108 Thiab 63x57 Rau Roj Thiab Dej, Lwm Qhov Ntau Thiab GOST
Kev Sib Txuas Ruaj Khov Polyethylene-steel: Hloov 110x108 Thiab 63x57 Rau Roj Thiab Dej, Lwm Qhov Ntau Thiab GOST
Anonim

Kev sib txuas polyethylene-steel ruaj khov yog lub hauv paus tseem ceeb hauv ntau yam kev siv tshuab. Nrog kev pab ntawm pob khoom no, kev hloov pauv ntawm 110x108 thiab 63x57 rau roj thiab dej tau muab. Kuj tseem muaj lwm qhov loj me ntawm kev sib txuas, tab sis hauv txhua qhov xwm txheej, qhov ntsuas tsis tseem ceeb raug tsau hauv GOST.

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Duab

Kev piav qhia

Kev sib koom ua ke tas mus li polyethylene-steel yog cov khoom tshwj xeeb rau cov kav dej siab. Lub hauv paus yog qhov yooj yim heev: ntu cov yeeb nkab steel thiab ntu cov yeeb yaj kiab polyethylene tau sib txuas ua ke . Cov cuab yeej sib txuas ntawm hom no muaj kev cia siab ntau dua li ib puag ncig ib puag ncig. Nws tau ntev tau tsim los tias cov kav dej polyethylene tau tso rau hauv av tau txais txiaj ntsig zoo los ntawm ntau hom. Ob qho kev nthuav dav thiab nthuav tawm ntawm cov khoom no tau nrog lawv cov khoom siv tsis zoo thiab hnav zoo.

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Bushings, lossis theej, lawv lub dab tshos ua los ntawm polyethylene, tej zaum yuav tsis tiv taus qhov cuam tshuam uas tau tsim thiab tawg ntawm qhov chaw ntawm kev sib cuag nrog cov hlau flanges.

Thiab ntawm no polyethylene-steel flange adapter muaj kev ntseeg tau ntau dua, thiab nws tau pom zoo txawm tias pom zoo los ntawm ntau thaj tsam ntawm Russia hauv lawv cov txheej txheem txuj ci ib puag ncig . Kev sib txuas nruj ntawm lub flange rau cov hlau thaiv ntawm ib -thooj pob yog ntseeg tau heev - xws li kev daws teeb meem tshem tawm qhov xav tau kev saib xyuas ntxiv thiab kho haujlwm.

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Cov khoom lag luam rau kev hloov pauv ntawm cov hlau mus rau polyethylene thiab rov ua dua tej zaum yuav raug raws li qhov yuav tsum tau ua ntawm GOST 3262, 10705, 20295. Rau cov raj xa dej tshuab, cov txheej txheem kev ua haujlwm 4859-026-03321549-98 thov. Kev tsim cov kab dej xa tuaj yeem ua tau raws li cov txheej txheem kev ua haujlwm 2248-001-86324344-2009. Qhov siab tshaj plaws, nyob ntawm pawg tshwj xeeb, tuaj yeem yog 1 lossis 1.6 MPa. Cov txheej txheem raug suav nrog:

  • polyethylene thiab steel billets;
  • clutch;
  • qhov ntev ntawm kev tso tawm ntawm polyethylene thiab steel seem;
  • tag nrho ntev;
  • diameters ntawm ob qho tib si;
  • tuab ntawm cov ntaub ntawv;
  • qhov ntev ntawm qhov sib tshooj.
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Nta ntawm ntau lawm

Tau txais "kev hloov pauv" yog ua tiav siv cov polyethylene thiab cov kav hlau. Yog tias siv cov tshuaj polyethylene thiab cov raj xa dej yuav tsum tau npaj, cov qauv ntawm GOST R 50838-95 tus qauv siv. Rau cov kav dej ua los ntawm polyethylene, tus qauv GOST R 18599-2001 tau siv. Yog tias kev hloov pauv tau ua rau cov yeeb nkab hlau, koj yuav tsum tsom mus rau cov qauv ntawm GOST 10704-91, 8731-74, 8732-78 . Cov pob qij txha tsis sib tsoo tau tsim los siv lub qhov (socket).

Lub ntsiab lus sib txuas yog rhaub kom kub ntawm qhov polyethylene muag muag. Lub polymer yuav qhwv ib ncig ntawm cov yeeb nkab steel.

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Kev npaj cov kab xa hluav taws xob nrog lub zog siab txog 600 kPa nws muaj nws tus yam ntxwv. Lawv tau tsim los siv kev hloov pauv ntxiv. Lub tes tsho crimping tau tsoo rau qhov kev hloov pauv no - nws hla lub tswb.

Cov txheej txheem sib txawv thaum ua haujlwm nrog cov kav dej ntawm DN qeb thiab nrog txoj kab nruab nrab ntawm 20 txog 40 hli . Lawv tau khaws cia hauv qhov txias, tsis siv cua sov. Txoj kev npaj hloov pauv tau tshuaj xyuas kom nruj. Kev xeem axial load kuj tseem ceeb. Qhov kawg ntawm txhua qhov, lawv pom tias cov khoom tiv taus yuav nrog lub siab ruaj khov sab hauv.

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Kev tsim cov khoom sib txuas polyethylene-steel ruaj khov tam sim no tau tsim kho heev . Cov thev naus laus zis niaj hnub no tau ua tiav txoj kab uas hla ntawm cov khoom lag luam xws li 35x25 mm thiab xaus nrog 1400x1420 mm. Yog li ntawd, kev lag luam tuaj yeem ua tau raws li qhov kev thov ntawm cov neeg tsim khoom lossis tus tswv ntawm cov raj xa dej. Kev txaus txaus yog lav tsuas yog los ntawm cov neeg xa khoom loj uas tuaj yeem tshawb xyuas cov khoom xa hauv cov chaw kuaj tshwj xeeb. Tau kawg, lawv tsuas yog siv cov cuab yeej niaj hnub uas tsis zoo, uas ua haujlwm los ntawm cov neeg ua haujlwm tsim nyog.

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Cov ntawv thov

Polyethylene-steel adapters uas tsis sib cais tau siv rau roj thiab dej. Cov kev xaiv tshwj xeeb rau cov kav dej tsis muaj feem cuam tshuam . Txij li tsis muaj qhov tshwj xeeb xav tau rau kev saib xyuas thiab siv cov khoom zoo li no, lawv tuaj yeem siv tau txawm rau cov kav dej thiab cov tshuab xa dej tsis muaj chav tshwj xeeb tshuaj xyuas.

Hom kev sib txuas nruj muab kev tiv thaiv rau txhua lub nra . Nyob rau tib lub sijhawm, kev saib xyuas thiab kho nqi raug txo qis. PE-hom adapter haum rau txhua yam kev sib txuas hauv cov kav dej hauv tsev, tsev sov lub caij ntuj sov thiab lwm yam khoom, suav nrog cov kav dej phwj tuaj. Hauv cov txheej txheem ntawm kev thov, lawv nqa cov vuam taub hau lossis vuam thermistor. Ntawm ib sab ntawm kev sib txuas hlau, kev txuas ib thooj yog txuas los ntawm hluav taws xob vuam; nws tuaj yeem khaws cia txawm tias nyob hauv chav tsis kub, tab sis ntev tshaj 24 lub hlis.

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Duab

Cov pob qij txha ruaj khov polyethylene-steel tuaj yeem siv ua ke nrog cov khoom ua los ntawm cov hlau cam lossis hlau, muab tso rau ntawm cov raj xa dej lossis dej los ntawm PET.

Lwm txoj hauv kev yog siv cov ceg ntoo hlau rau cov kav dej loj thiab hauv zos polyethylene . Ib qho ntxiv, NSPS (kev sib txuas polyethylene-steel ruaj khov) tuaj yeem pab thaum nws tsim nyog los hloov ntu ntu rau cov raj xa dej ua los ntawm cov hlau nrog ntu polyethylene. Hauv qee kis, qhov no dhau los ua qhov muaj txiaj ntsig thiab muaj txiaj ntsig ntau dua li hloov cov khoom ib zaug ib zaug raws qhov ntev tag nrho. Thaum kawg, koj tseem tuaj yeem tsim kab kab los ntawm PET cov kav dej rau hauv cov kav hlau uas twb tau ua haujlwm lawm.

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Lawv yog dab tsi?

Qhov ntau thiab tsawg ntawm NSPS tuaj yeem yog 63/57, lossis theej, 63/67/3, 5. Lwm qhov ntev yog raws li hauv qab no:

  • 32/25/3, 2;
  • 60/32/3, 2;
  • 50/60/3, 5;
  • 75/76/3, 5;
  • 90/89/3, 5.
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Nrog rau cov kev ntsuas no, nrog kev sib txuas ntawm 63x57 thiab 110x108, muaj cov khoom lag luam:

  • 125/108/6;
  • 160/133/6;
  • 160/159/5;
  • 180/159/5;
  • 200/168/5;
  • 200/219/6;
  • 225/219/6;
  • 250/273/7;
  • 400/377/8;
  • 500/530/8;
  • 800/820/10;
  • 1200/1220/12;
  • 1600/1420/12.
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Duab

Ntxiv nrog rau qhov sib txawv hauv qhov loj me, nws yog kev coj ua kom paub qhov txawv:

  • cov pa hauv qab daus tso pa;
  • cov pa hauv qab daus hauv cov duab ntawm tsab ntawv G;
  • tib cov tswv yim hauv daim ntawv ntawm tsab ntawv I (kab ncaj);
  • insulating cov cuab yeej;
  • insulating welded sib txuas.

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