yeeb nkab kws

15 Xyoo Kev Tsim Khoom

Tuam Tshoj Tsim HDPE Electrofusion yeeb nkab Fittings SDR11 SDR17 Pn10 Pn16

Nqe lus piav qhia luv:

Hluav taws xob fusion yeeb nkab haum yog yas (polyethylene) cov yeeb nkab haum uas tuaj yeem fused txuas los ntawm qhov ntsuas kub tau tsim los ntawm hluav taws xob tam sim no. Peev Xwm (Amperes) yog qhov ntsuas tseem ceeb, hauv qee qhov kev siv hluav taws xob qis, qhov xav tau hluav taws xob tsis siab , tsuas yog tus naj npawb ntawm Amperes tuaj yeem ua cim.


Khoom nthuav dav

Khoom cim npe

PE hluav taws xob fusion yeeb nkab haum

1. Kev txhim kho PE kav dej

PE (polyethylene) yog cov kab sib txawv ntawm cov tshuaj uas tuaj yeem tsim los ntawm ntau yam txheej txheem, nrog rau ntau yam txheej txheem thiab cov yam ntxwv thiab ntau yam siv. Nws tau suav txog ib feem peb ntawm lub ntiaj teb cov khoom siv hluavtaws tsim tawm, qeb duas ua ntej.Peb siv cov kav dej PE pib xyoo 1940s, thaum xub pib ua cov kab xovtooj thiab kuv cov dej ntws tsis muaj lub siab (cov ntom ntom PE kav qis). PE raj tau siv rau cov dej xa dej (siab ntom PE raj). Thaum nruab nrab xyoo 1960, PE yeeb nkab tau siv rau kev xa cov pa nkev thiab xa tawm (nruab nrab thiab siab ntom ntom PE kav tau siv). Tam sim no, PE yeeb nkab tshuab tau dhau los Cov yeeb nkab PVC-U, yog lub ntiaj teb thib ob siv cov yeeb nkab yas ntau tshaj plaws.Ua haujlwm siv roj tsheb thauj mus los, dej xa dej, dej phwj tuaj, dej ua liaj ua teb, roj av, cov mines, kev lag luam tshuaj lom neeg thiab tom qab thiab kev sib txuas lus thiab lwm yam haujlwm.

2. Cov yam ntxwv ntawm PE hluav taws xob fusion yeeb nkab fittings

Hauv PE yeeb nkab kev muag khoom, daim ntawv thov, kwv yees li 15% ~ 20% ntawm nws cov muag yog cov yeeb nkab fittings, PE yeeb nkab system ntawm cov yeeb nkab fittings feem ntau muab faib ua cov yeeb yaj kiab kub yaj thiab fused haum ob, vim tias tus nqi nyob rau hauv tus nqi ntawm cov kav dej kub yaj hauv daim ntawv thov kev tsim vaj tsev dua li cov khoom siv sib txuas, tab sis cov yeeb nkab fused hauv kev tsim vaj tsev thiab kev saib xyuas muaj nws lub luag haujlwm tseem ceeb thiab hloov tsis tau, Tshwj xeeb hauv kev tsim kho, hluav taws xob fusion yeeb nkab fittings tsis cuam tshuam ntau los ntawm ib puag ncig sab nraud thiab tib neeg yam, yog li kev ntseeg tau zoo dua thiab ntau dua nrov nrog cov neeg siv.Qhov tshwj xeeb hauv cov yeeb nkab roj engineering, ntau thiab ntau fused yeeb nkab fittings tau siv.Thaum tib lub sijhawm, vim tias thev naus laus zis thev naus laus zis nyuaj, tus nqi siab thiab tus nqi muag khoom siab ntawm cov yeeb nkab fused, cov paj tau paj ntawm cov fused yeeb nkab fittings Hoobkas tseem siab, thiab nws tau dhau los ua qhov chaw kub ntawm kev nqis peev.

Nyob rau tib lub sijhawm, vim tias qhov sib xyaw ntawm cov yeeb nkab sib txuas ua ke yog PE cov khoom, PE yeeb nkab txheej txheem ntawm PE yeeb nkab daws ob yam teeb meem loj ntawm cov yeeb nkab ib txwm muaj: kev xeb thiab sib koom ua ke. corrosion kuj: lub neej ua haujlwm ntev; (2) Tsis muaj kev xau ntawm kev sib koom ua ke: kev siv hluav taws xob fusion yeeb nkab fittings txuas, qhov tseem ceeb kom ntseeg tau cov khoom sib cuam tshuam thiab cov qauv ntawm PE yeeb nkab system thiab tus kheej ntawm cov yeeb nkab lub cev nws tus kheej, kom ua tiav kev koom ua ke ntawm sib koom tes thiab yeeb nkab; (3) Nws tuaj yeem tiv thaiv kev txav hauv qab thiab qhov kawg thauj khoom: tom qab PE txheej txheem txheej txheem txuas nrog los ntawm kev siv vuam txheej, kev sib koom ua ke raws li txoj hauv kev no tiv taus qhov kawg thauj khoom, thiab tsis muaj kev sib koom ua ke yuav tshwm sim. lub sijhawm, kev so kom txaus ntawm PE ua rau muaj kev cuam tshuam kev ntxhov siab los ntawm kev hloov pauv, yog li tshem tawm qhov xav tau rau kev them nyiaj ntau ntawm cov pob qij txha thiab khoov hauv feem ntau. cov phooj ywg ntau dua 500%, PE cov raj xa dej muaj qhov hloov pauv tau zoo rau kev sib haum tsis sib xws ntawm cov hauv paus yeeb nkab.

Kev teeb tsa thiab Siv Cov Kauj Ruam

1. Ntsug txiav cov yeeb nkab thiab ntxig lub qhov (socket) rau hauv txoj kab yeeb nkab ntawm cov hluav taws xob fusion yeeb nkab haum kom tshem tawm cov txheej txheej oxide saum npoo nrog txiab.

2. Ua cov kab cim rau ntawm cov yeeb nkab nrog tus cim cim raws li lub qhov (socket) qhov tob ntawm cov yeeb nkab fused haum.

3. Ntxig cov yeeb nkab rau hauv cov yeeb nkab fusion haum kom txog thaum qhov tob ntawm kab cim. Tom qab kev teeb tsa, txoj kab ntawm cov yeeb nkab ua ke nrog cov yeeb nkab fusion haum.

4. Cov yeeb nkab thiab cov yeeb nkab fittings tau tsau los ntawm cov khoom siv txhawm rau tiv thaiv kev txav chaw thiab xoob hauv cov txheej txheem vuam

Teeb meem xav tau kev saib xyuas

1. Pollution ntawm cov organic teeb meem thiab lwm yam tshuaj raug txwv tsis pub nruj nyob rau sab hauv phab ntsa ntawm cov hluav taws xob fusion yeeb nkab fittings thiab vuam thaj chaw ntawm cov yeeb nkab khoom thaum lub sijhawm teeb tsa.

2. Thaum vuam cov yeeb nkab txuas, nws yuav tsum khaws cia kom deb ntawm cov yeeb nkab txuas kom txog thaum vuam tiav rau 30S tom qab txias.

3. Hloov pauv raws li qhov ntsuas kub thiab ua haujlwm voltage ntawm thaj chaw ib puag ncig.Lub sij hawm vuam tuaj yeem ua kom raug thaum lub sijhawm siv vuam.

4. Nkag mus rau lub zog sib txuam raws li qhov xav tau ntawm lub tshuab fusion vuam. Lub zog nyob deb dua yog los ntawm lub tshuab fusion vuam, qhov loj dua txoj kab uas hla ntawm txoj kab hluav taws xob yuav tsum tau ua kom tsis txhob muaj qhov tshwm sim ntawm undervoltage cuam tshuam rau vuam zoo.

5. Thaum txhim kho cov yeeb nkab, lub luj tshib thiab tee cov yeeb nkab fittings yuav tsum tau ua kom muaj zog los ntawm kev txhawb nqa cov piers lossis tsau los ntawm cov nkhaus thiab kom raug them los ntawm cov kav dej.

6. Cov khoom siv yeeb nkab yuav tsum tau muab faus rau hauv qab qhov dej khov, thiab yuav tsum tsis muaj dej los tsau cov kav dej hauv cov kav dej thaum lub sijhawm teeb tsa thiab vuam.

7. Thaum qhov ntsuas kub qis, kev tiv thaiv tshav kub yuav tsum tau ua tiav rau vuam hluav taws xob fusion yeeb nkab fittings.

8. Thaum ua haujlwm hauv ib puag ncig uas muaj qhov sib txawv ntawm qhov nruab nrab ntawm nruab hnub thiab hmo ntuj, lub hauv paus nruab nrab thiab lwm yam cuab yeej yuav tsum tau siv los txhim kho cov kav dej ntawm ob sab ntawm cov khoom siv hluav taws xob fusion yeeb nkab txhawm rau txhawm rau zam kev cuam tshuam ntawm kev nthuav dav cua sov thiab txo qis ntawm kev siv vuam zoo.

9. Cov kav dej thiab fittings yuav tsum tsis txhob txav thaum txias.

Teeb meem xav tau kev saib xyuas hauv kev teeb tsa hluav taws xob fusion yeeb nkab fittings:

1. Ua ntej tshaj plaws, hauv cov txheej txheem teeb tsa, sab hauv phab ntsa ntawm cov hluav taws xob fusion yeeb nkab fittings thiab thaj chaw vuam tsis tuaj yeem tshwm sim cov teeb meem organic lossis cov pa phem, tib lub sijhawm, hauv cov txheej txheem ntawm vuam, xav tau kom nyob nrug deb , txhawm rau txhawm rau zam kom tsis txhob ua kev puas tsuaj uas tsis tsim nyog;

2. Qhov chaw uas hluav taws xob fusion yeeb nkab fittings tau faus yuav tsum tau nyob hauv qab qhov permafrost. Nws yuav tsum tau sau tseg tias nyob rau hauv tus txheej txheem ntawm kev teeb tsa thiab vuam, cov yeeb nkab yuav tsum tsis txhob ntub hauv dej;

3. Hauv qhov chaw hnyav nrog qhov sib txawv ntawm qhov kub thiab txias nruab nrab ntawm nruab hnub thiab hmo ntuj, nws yog qhov tsim nyog los xaiv cov hauv paus nruab nrab thiab lwm cov kav dej ruaj khov kom nyob rau lub sijhawm kom zam qhov kawg vuam zoo raug cuam tshuam los ntawm lub hauv paus ntsiab lus ntawm kev nthuav dav cua sov thiab txias txias; Nyob rau tib lub sijhawm, yog tias qhov kub tshwj xeeb qis, nws yog qhov yuav tsum tau ua txoj haujlwm zoo ntawm kev ntsuas rwb thaiv tsev kom tsis txhob poob qhov tsis tsim nyog;

4, qhov kawg yog nyob rau hauv tus txheej txheem ntawm cov yeeb nkab txias, tsis tuaj yeem txav ntawm qhov xav tau.

Txoj kev tshawb nrhiav

Xeem txoj hauv kev ntawm PE hluav taws xob fusion yeeb nkab fittings:

Txoj kev sim ntawm PE hluav taws xob fusion yeeb nkab fittings yog elongation ntawm so: elongation ntawm so yog ib qho ntawm kev ua tau zoo ntawm kev hloov pauv tau yooj yim ntawm cov yeeb nkab. ntawm cov ntaub ntawv raw, ua kom yooj yim thiab kev lag luam ntawm kev tsim kho, ua kom muaj kev yoog raws ntawm cov yeeb nkab mus rau qhov tsis sib xws ntawm lub hauv paus, thiab ua tau raws li qhov xav tau ntawm kev ua haujlwm seismic.

Huab cua tsis kam: lub zog, lub zog ruaj khov thiab kev ncua ntev ntawm kev tawg yuav tsum tau txo qis tom qab cov yeeb nkab raug cuam tshuam los ntawm cov hnub ci, kub thiab txias, cua thiab nag, oxygen thiab lwm yam huab cua puag ncig. tias cov yeeb nkab khaws qhov ua tau zoo ntawm cov khoom siv raw, thiab xyuas kom cov yeeb nkab tseem tuaj yeem ua tau raws li qhov xav tau ntawm kev siv tom qab tau txais qee qhov nqi zog.

Kev tiv thaiv kom tawg tawg qeeb: los ntawm kev ntsuas qhov tsis kam ua kom tawg tawg qeeb ntawm cov yeeb nkab, nws tau lees paub tias cov yeeb nkab khaws qhov tsis kam ua kom qeeb tawg kev loj hlob ntawm cov ntaub ntawv raw, txhawm rau kom ntseeg tau lub peev xwm thauj khoom thiab kev pab lub neej ntev cev.

Cov cua sov zoo: paub meej tias cov yeeb nkab khaws qhov ua tau zoo thawj zaug ntawm cov khoom siv los ntawm kev txiav txim siab ib sab ntawm cov cua sov ruaj khov ntawm cov yeeb nkab, thiab xyuas kom meej tias cov khoom tseem tuaj yeem ua tau raws li qhov xav tau hauv kev tsim kho, vuam thiab 50a lub sijhawm pabcuam.

Qhuav cov dej ntws ntau: los ntawm kev ntsuas cov dej ntws ntws ntws ntawm cov kav dej thiab sib piv nrog MFR ntawm cov khoom siv raw, qhov sib txawv xav tau yog tsis pub ntau tshaj 20%, lees paub tias cov kav dej ib txwm khaws cov khoom qub ntawm cov khoom siv raw, yog li xyuas kom cov txheej txheem txheej txheem txheej txheem ntawm cov kav dej thiab cov vuam ua tau zoo ntawm cov kav dej.


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