Yaya ball valve na brass ya zama wani daga cikin abubuwan da suka gabata don amfani a tsarin fluid na duniya

Kula mai kyau ga zonin kashewa a cikin yanayin ruwan da suka faru waɗanda suka faru

Kula ga zonin dezincification: Yadda kurkureta na brass suka fi kurkureta na carbon steel a cikin ruwan da ke amfani da su da ruwan da ba su da amfani da su

Idan ya zo ga tsarin ruwa, bawul na tagulla da gaske suna fice saboda suna tsayayya da dezincification da yawa fiye da zaɓuɓɓukan ƙarfe na carbon suna aiki a cikin ruwan sha da aikace-aikacen ruwa mara amfani. Karfe mai karfe yana lalatawa da sauri a cikin yanayin ruwan sha, wani lokacin yana wuce 0.1 mm a kowace shekara. Brass a wani ɓangare kuma yana haifar da wannan kwanciyar hankali na zinc oxide wanda a zahiri yana gyara kansa a tsawon lokaci, wanda ke hana ƙarfe daga lalacewa. Abin da ya sa tagulla ta kasance abin dogaro shi ne yadda wannan murfin kariya yake aiki har ma a cikin mawuyacin yanayi kamar ruwan brake ko tsarin da ma'adanai da yawa ke gudana ta cikinsu. Yawancin bawul din karfe na karfe sun fara nuna matsaloli bayan shekaru 3 zuwa 5 a cikin waɗannan yanayin. Gwaje-gwaje da aka yi a filin sun nuna cewa bawul na tagulla suna iya yin aiki fiye da shekara 15 a cikin tsarin ruwan birni, suna rage sauye-sauye da kashi biyu bisa uku idan aka kwatanta da bawul na ƙarfe na yau da kullum. Bugu da ƙari, ba a bukatar waɗannan murfin na musamman waɗanda ke saurin lalacewa lokacin da ruwa ke gudana a cikinsu.

Tasfirin taka amfani: Bayanin ASTM B111 yana nuna cewa kudin yin gurba ya kashe <0.005 mm/maizoba a tsakanin ruwa na birni (pH 6.5–8.5)

Amfani da standar din ASTM B111 yana nuna yadda kudin yin gurba suna kare gurba lokacin da suka daga cikin halin da suka yi amfani da su. Amfanin ta nuna cewa kudin yin gurba suna zama akwati 0.005 mm kafin maizoba a tsakanin ruwan birni inda pH yana cikin ƙaramin 6.5 zuwa 8.5. Bayan goma uku na amfani da su a cikin halin da su, wannan kudin yin gurba mai yawa yana nufi cewa ba za a samu kuskure wajen kudin yin gurba ba, kuma duk wadanda suka yi amfani da su a cikin goma biyu da suka ci gaba, kudin yin gurba bai kashe kudin yin gurba ba. Kudin yin gurba yana kare gurba a cikin duk pH da aka samu a tsakanin ruwan da aka mince. Wani abu na musamman da suka yi amfani da su a cikin yankin ruwa na Yurupu suna nuna wannan hali kuma. Kudin yin gurba suka yi amfani da su a cikin goma biyu da suka ci gaba ba suka kawo kuskure ba, kuma suka ci gaba kafin goma uku da suka ci gaba a cikin kudin yin gurba na polimer da suka yi amfani da su a cikin tsakanin ruwan da suka ci gaba a cikin yankin da suka ci gaba.

Alloyoyin kwayar brass mai karfi ba tare da sarki (C69300, C26000) — yin fuskantar NSF/ANSI 61 da kuma iya gudanar da kwayar da damar aiki

Gami mai ƙarancin gubar C69300 da C26000 suna nuna wani abu mai mahimmanci a cikin ci gaban kayan. A zahiri sun wuce abin da ake buƙata ta ƙa'idodin NSF / ANSI 61 don aikace-aikacen ruwan sha mai lafiya, kiyaye matakan gubar ƙasa da 0.1% yayin da har yanzu suna riƙe da kyawawan kaddarorin inji yayin masana'antu. Abin da ke sa waɗannan gami su fita shine ikon su na sarrafa ƙarfin ƙarfin sama da 300 MPa da kuma magance matsalolin lalata damuwa waɗanda galibi ke cutar da kayan da ke fuskantar tsarin ruwan chlorinated. Gwaje-gwaje inda aka nutsar da samfurori a cikin yanayin chlorinated ba su nuna alamun lalata ba bayan sun zauna a can har tsawon shekaru biyu. Bugu da ƙari, idan ya zo ga aiki tare da waɗannan kayan, masu aikin injiniya sun bayar da rahoton kusan 95% na sauƙi da suka samu tare da tagulla mai jagora. Wannan yana nufin cewa za a iya yin aiki mai rikitarwa da sauri, kusan kashi 85% fiye da abin da zai yiwu tare da madadin bakin karfe. Wani abu kuma da ya fi muhimmanci shi ne yadda wannan kayan yake sa masu yin su su yi bawul da ke da ƙananan ganuwar. Wannan ya rage nauyinsa da kusan kashi 25 cikin dari, amma har yanzu yana riƙe da ƙarfin juriya har zuwa fam 1,000 a kowace murabba'in inci.

An Tabbatar da Ƙarfinsa a Yanayin Matsi da Zazzabi Mai Girma

Rashin ƙarfi na inji: ƙarfin ƙarfin ≥300 MPa da kwanciyar hankali na thermal har zuwa 200 °C don HVAC, condensate tururi da sabis na masana'antu

Bawul na tagulla suna ba da kyawawan kayan aikin inji da kyakkyawan kwanciyar hankali na thermal, suna iya ɗaukar ƙarfin fitarwa kusan 300 MPa ko mafi girma yayin kiyaye siffar su koda lokacin da yanayin zafi ya kai kusan digiri 200 Celsius. Saboda waɗannan halayen, suna aiki sosai a cikin mawuyacin yanayi kamar layin dawo da tururi, tsarin HVAC mai sauri, da kuma saitunan masana'antu daban-daban inda kayan aiki ke wucewa ta hanyar maimaita zagaye na dumama da sanyaya. Idan aka kwatanta da kayan polymer da suke da halin taushi ko kuma su lalace sa'ad da aka dumama su, tagulla tana riƙe da ƙarfin hatimi da kuma siffarta bayan ta sha canje-canje da yawa na zafin jiki. Wannan yana nufin ƙarancin ɓarna da ingantaccen aiki yayin ma'amala da tururi mai matsin lamba a tsawon lokaci.

Takamal na gaskiya: Tsarin amfani da kwayoyin brass a cikin tsarin ruwa mai zafi a Singapore da suka dauki 12 shekara

Tsarin ruwa na kudan a Singapore suna ba da wani dalilin da ya sa kariya don nuna yadda brass ta zama mafi kyau a cikin shirin da ke ciki da daga cikin wasu hali masu kuskure. Wadannan tsarinen suka yi amfani da tsinkin ruwa mai zafi, da kuma yadda tafarka na hankali ta zama mafi yawa, kuma yadda tafarka na hankali ta zama mafi yawa a rana. Kwayoyin brass da suka sa akwai a wadannan tsarinen suka yi amfani da su kamar yadda suka yi amfani da su a cikin shekara 10, kuma kuskuren? A cikin karamin 0.1% koda yadda karamin chloride a ruwa ta zama mafi yawa da 500 parts per million. Yadda brass ta zama mafi kyau? Ta hana wani tsarin baya da ke cikin zinc wanda ya kare su daga kuskuren ruwa mai zafi. Stainless steel yana bukata wani tsarin baya don zama mafi kyau a cikin wadannan halin da ke cikin kudan, amma brass ta zama mafi kyau kwithout wadannan tsarinen baya.

Karamin fahimtar da ke cikin wadannan tsarinen ruwa da karamin al'umma

Kamfanin mutum da dukkan abubuwan kuma: An sani shi da alaƙa ta hanyar ruwa, tsarin hawa mai zuba, LPG, glycol, da wasu kimiyar wadanda ba su yana da ƙarfi (ISO 5208 Class A leakage)

Bawul na tagulla suna aiki sosai don kowane irin ruwa daban-daban da suka hada da abubuwa kamar ruwan sha, tsarin iska mai matsewa, aikace-aikacen LPG, tsarin dumama glycol, har ma da wasu sinadarai masu laushi. Abin da ya sa suke da kyau shi ne yadda suke jure tsatsa kuma suna riƙe matsin lamba ba tare da bukatar gyara na musamman ga kowane irin ruwa da suke amfani da shi ba. Bawul din ya cika wadannan ka'idoji na ISO 5208 Class A wanda hakan ke nufin cewa ya rage kashi daya cikin goma na kashi daya idan aka kwatanta da yawan kwararar ruwa. Irin wannan hatimi mai ƙarfi yana da mahimmanci idan aka kalli komai daga saitunan famfo na gida zuwa manyan masana'antu a duniya. Saboda waɗannan bawul ɗin na iya ɗaukar abubuwa daban-daban, kamfanoni suna adana kuɗi kan siyan nau'ikan da yawa, kiyaye kayan ajiyar su mai sauƙi, kuma a ƙarshe kashe kuɗi kaɗan gaba ɗaya kan kulawa da sauyawa a duk faɗin manyan ayyukan gini inda samun daidaitattun sassa ke sauƙaƙa rayuwa ga injiniyoyi da masu fasaha.

Mafi kyawun jimlar farashin mallaka vs. bakin karfe da sauran madadin

Amfani na TCO: 40% ƙananan farashin sayan + 30% sauri shigarwa 5.2-shekara ROI a cikin gyaran gyaran gyare-gyare na gida

A cikin bayanin karamin yadda ake amfani da shi daga karshe, tashin brass ya zama mai kyau karara ne ga tashin stainless steel da sauran abubuwa na al'ada a sarki. Fidin samun tashin ya rage kamar 40% saboda brass ya yi amfani da tsarin samun abubuwa na yanzu da yawa kuma yana bukata abubuwa ta hanyar karamin yadda ake amfani da shi. Samun tashin da suka gudan yana takes about 30% less time since plumbers just need regular tools and don't have to go through special training programs. According to data from PHCC industry standards, this combination leads to a pretty quick payback period of roughly 5 years for homeowners upgrading their plumbing systems. Another big plus is that brass stands up much better against corrosion, which means fewer unexpected replacements down the road. Studies looking at lifetime performance indicate that brass valve systems actually cut down total ownership costs by nearly a third when used in areas where they're constantly exposed to moisture. For anyone concerned about both wallet and reliability over the long haul, brass remains the smart economic pick for controlling fluids effectively year after year.