Q: Dab tsi yog 3 yam yooj yim ntawm tooj dag fittings?
A: Haum hom: lub luj tshib, lub txiv mis, reducer lossis tee Ntau hom fittings yog siv rau ntau lub hom phiaj. Lub luj tshib yog siv los hloov kev taw qhia. Cov txiv mis yog siv los koom nrog ob tug txiv neej cov kav dej lossis fittings ntawm tib qhov loj. Ncaj txuas txuas yog siv los koom nrog ob tus poj niam cov kav dej lossis fittings ntawm tib qhov loj.
Q: Thaum twg tsis siv tooj dag fittings?
A: Nws yog qhov tseeb tias nyob rau hauv cov cheeb tsam uas dej tsis muaj acidic, tooj dag haum zoo dua. Tab sis nyob rau hauv cov cheeb tsam uas dej yog acidic los yog yooj yim kab mob, yas fittings yog zoo dua. Cov av kub ua rau tooj dag haum raws li lawv nyiam corrode yooj yim. Thaum lawv corrode nws pib hnav, nws tuaj yeem ua rau tsis ua haujlwm txhua lub sijhawm.
Q: Muaj pes tsawg PSI yog tooj dag fittings zoo rau?
A: 3000 psi
Feem ntau cov tooj dag fittings zoo haum rau qhov kub thiab txias xws li -325 degree mus rau 400 degree F (-198 degree txog 204 degree) thiab, nyob ntawm qhov loj thiab style ntawm qhov haum, tuaj yeem tiv taus siab txog 3000 psi . Txawm li cas los xij, ntau daim ntawv thov ntawm qhov loj dua yog ntsuas rau qis dua.
Q: LF txhais li cas rau ntawm tooj dag haum?
A: Txhua qhov chaw nrog "LF" kev xaiv muaj tsawg dua 0.25% txhuas thiab ua tau raws li cov ntsiab lus ntawm cov hmoov lead-dawb nyob rau hauv nqe lus 1417 ntawm Txoj Cai Dej Haus Zoo. "LF" qhov chaw yog ua los ntawm tooj dag alloy C27450 thiab yog NSF® / ANSI 61 tau ntawv pov thawj.
Q: Yuav ua li cas yog tias koj nruj nreem tooj dag fittings?
A: Yog tias koj nruj cov fittings ntau dhau lawm, koj tuaj yeem rub cov xov hauv qhov haum lossis sab nraud ntawm cov yeeb nkab. Ib yam li cov ntsia hlau hauv tsev, ib zaug cov xov raug stripped nws yuav luag tsis yooj yim sua kom tau qhov haum kom nruj ntawm cov yeeb nkab.
Q: Puas yog qhov sib xyaw ua ke ntawm tooj dag thiab tooj liab fittings?
A: Yog lawm lawv tuaj yeem ua tau thiab qhov laj thawj tseem ceeb yog tsis muaj cov tshuaj tiv thaiv bimetallic ntawm ob lub hlau. Vim Brass, qhov tseeb, yog txog 66% tooj liab. Bimetallic cov tshuaj tiv thaiv yog tsim thaum koj muaj cov hlau tsis sib xws, ib qho ntawm cov ntsiab lus hlau siab.
Q: Yuav ua li cas koj ua tooj dag fittings watertight?
A: Zoo dua dope, lossis teflon daim kab xev thiab dope uas yog qhov kuv nyiam ua. Peb cov ntaub qhwv du ntawm Teflon thiab tom qab ntawd ib qho zoo dope. Ces nws yuav tsis xau. Vajtswv kuv nyiam dope.
Q: Koj puas tuaj yeem khiav dej los ntawm tooj dag fittings?
A: Cov lus teb yooj yim rau lo lus nug no yog yog. Brass fittings yog ib qho ntawm cov khoom siv feem ntau siv rau cov kab dej. Qhov no yog vim muaj cov yam ntxwv tshwj xeeb uas ua rau nws zoo tagnrho rau ntau yam kev siv, cov kav dej yog nyob rau saum cov npe.
Q: Puas yog nws zoo rau faus tooj dag fittings?
A: Nws yuav tsis corrode thaum nws nyob rau hauv kev sib cuag nrog av los yog dej. Txawm li cas los xij, tooj dag fittings yog cov hlau tsis muaj hlau, uas txhais tau hais tias lawv tsis tuaj yeem raug electroplated. Thaum faus, cov fittings no yuav xeb thiab corrode raws sijhawm.
Q: Kuv puas tuaj yeem txuas stainless hlau rau tooj dag?
A: Stainless hlau thiab tooj dag kav thiab fittings tuaj yeem txuas ua ke, tab sis nws tsis pom zoo kom siv lawv ncaj qha rau ib leeg. Qhov no yog vim cov hlau tsis muaj steel thiab tooj dag muaj qhov sib txawv ntawm cov galvanic, uas tuaj yeem ua rau muaj kev cuam tshuam thaum lawv nyob rau hauv kev sib cuag ncaj qha.
Q: Vim li cas tooj dag fittings tig ntsuab?
A: Cov txheej ntsuab uas koj pom yog hu ua tarnish thiab cov ntaub ntawv thaum tooj dag raug rau cov pa roj carbon thiab sulfur dioxides hauv huab cua. Nws yog ib qho txheej nyias ntawm corrosion uas tsim thiab nws tsuas yog tshem tawm nrog kev tu kom huv uas yuav tsum tau koj tshem tawm qee qhov ntawm qhov chaw thiab patina ntawm daim.
Q: Dab tsi yog qhov txawv ntawm cov tooj liab liab thiab daj tooj dag fittings?
A: Cov tooj liab liab muaj cov ntsiab lus tooj liab ntau dua li cov tooj liab daj nrog nce ntawm 85% tooj liab. Muaj ntau ntau alloys ntawm tooj dag tab sis tsis muaj nitpicking ntau yog tias muaj<60% copper it is yellow brass. Bronze is another copper alloy but with tin and it may also include other metals and non-metals too.
Q: Cov tooj dag puas tuaj yeem tso rau hauv dej?
A: Zuag qhia tag nrho, tooj dag poob nws cov zinc tivthaiv sai heev thaum submerged hauv dej, ua rau cov hlau tsis muaj zog thiab ua rau nws cov qauv kev ntseeg siab ntawm kev pheej hmoo. Sab nraud ntawm cov xwm txheej uas nws nyob hauv dej, tooj dag yog cov hlau zoo rau kev siv sab nraum zoov vim nws qhov kev ua siab ntev.
Q: Ntev npaum li cas txhawm rau txhawm rau compression haum?
A: Yuav ua li cas compression fittings ua hauj lwm Nws feem ntau hais nyob rau hauv kev lag luam kom tsis txhob dhau nruj compression haum, ua rau koj ntau xov nyob rau hauv cov ntaub ntawv ntawm ib tug xau thiab tsis distorting cov txiv ntseej los yog haum. Feem ntau cov txiv ntoo yuav xav tau ib qho tig tag nrho tom qab tuav tes. Feem ntau cov neeg qhwv PTFE puag ncig lub compression haum txiv ntseej kom paub tseeb tias cov dej kaw ntom nti.
Q: Koj yuav tiv thaiv tooj dag fittings li cas?
A: Tsis txhob siv tooj dag los ntawm fading thiab tarnishing nrog ib txheej los kaw cov oxidation thiab ua kom cov xim tooj dag ci ci. Everbrite coatings yuav ua cov hauv qab no rau koj cov tooj dag: Peb cov txheej txheem yuav muab khi thiab tiv thaiv tooj dag kom tiv thaiv tarnish oxidation thiab patina rau xyoo.
Q: Cov khoom siv tooj dag puas tuaj yeem corrode?
A: High Resistance rau Corrosion: Hlau fittings tuaj yeem hnav thiab tsim kua muag vim corrosion thiab xeb. Brass yog paub tias muaj kev tiv thaiv zoo heev rau corrosion thiab qhov no ua rau nws zoo tagnrho rau siv hauv cov yeeb nkab fittings.
Q: Can tooj dag kov galvanized?
A: Yog tias kev teeb tsa xav tau kev sib cuag ntawm cov khoom siv galvanized thiab tooj liab lossis tooj dag nyob rau hauv ib qho chaw ntub lossis ntub dej, kev xeb sai ntawm zinc yuav tshwm sim. Txawm tias cov dej ntws los ntawm cov tooj liab lossis tooj dag tuaj yeem muaj cov tooj liab txaus kom ua rau corrosion sai.
Q: Dab tsi yog qhov zoo tshaj plaws sealant rau tooj dag fittings?
A: Non-Hardening Sealants with Lubricating PTFE>br>Cov yeeb nkab uas tsis yog-hardening xov sealants suav nrog PTFE (polytetrafluoroethylene) uas muab lubrication ntxiv kom yooj yim txuas thiab txiav cov yeeb nkab thiab fittings.
Q: Vim li cas cov kav dej siv tooj dag?
A: tooj dag paub tias muaj kev tiv thaiv zoo heev rau corrosion thiab qhov no ua rau nws zoo tagnrho rau siv hauv cov yeeb nkab fittings. Cov khoom tsis muaj corrosive ntawm tooj dag fittings yog vim li cas lawv nyiam nyob rau hauv cov cheeb tsam uas muaj dej corrosive siab. High-Temperature Tolerance: tooj dag muaj qhov zoo ntawm qhov kub thiab txias.
Q: Vim li cas tooj dag tau txais cov pob dub?
A: Feem ntau, tooj dag discoloration tshwm sim vim muaj ntsev nyob hauv huab cua. Txawm li cas los xij, qee zaum kuj tshwm sim vim kev tu tsis raug lossis tuav cov khoom. Qhov xwm txheej ntawm kev ua haujlwm corrosion yog ntxiv los ntawm high humidity, grime, thiab plua plav thaum lawv tuav noo noo mus rau saum npoo ntawm tooj dag.