• Menene DZR Brass?
• Menene Dezincification?
• DZR Brass Maki da Haruffa
• Ka'idoji da Ka'idoji na Yanzu
• Abubuwan Bukatun Alama don kayan aikin DZR
• Hanyoyin Gwaji don DZR Brass
• Amfanin DZR Brass Valves
• BMAG DZR Brass Valves

Brass Resistant Dezincification (Farashin DZR) ya zama abu mai mahimmanci a cikin masana'antar famfo, musamman don aikace-aikacen valve. Adadin masu amfani zabar Farashin DZR Brass Valves yana karuwa, yana nuna cewa bukatun jama'a na ingancin ruwa da kayan bawul suna karuwa akai-akai.

Menene DZR Brass?

Farashin DZR(Resistant Dezincification) wani ƙwararren ƙarfe ne na jan ƙarfe wanda aka ƙera don tsayayya da dezincification, tsarin lalata da ke addabar daidaitattun tagulla a wasu wurare.

Menene Dezincification?

Dezincification, ko leaching na zinc, yana faruwa ne lokacin da aka zaɓi zaɓen cire zinc daga gami da tagulla, Barin bayan wata hanya.

Farkon lalatawar dezincification a cikin tagulla yana da alaƙa sosai da abun ciki na zinc a cikin gami da jan ƙarfe-zinc.. Yawanci, lokacin da abun ciki na zinc yana ƙasa 15%, dezincification lalata ba shi yiwuwa ya faru; duk da haka, juriya na zaizayar alloy ya lalace. Ƙara abun ciki na zinc zai iya haɓaka ƙarfin duka da juriya na yashwa na gami, amma kuma yana haifar da haɗarin lalatawar dezincification.

Lokacin da abun cikin zinc ya wuce 20%, zinc yana so ya narke da kyau a cikin mafita mai ruwa. Wannan tsari yana barin tsarin tagulla yana da ƙura, yana haifar da raguwar ƙarfin tagulla.

Dezincification na tagulla ya fi faruwa a cikin ruwan teku da mafita mai dauke da gishiri, kamar NaCl da CuCl₂.

Tsarin juriya a cikin DZR tagulla yana samuwa ta hanyar sarrafa abun da ke ciki. Haɗa ƙananan adadin abubuwa kamar As/Sb/P/B/Al da ƙasa maras nauyi, da kuma kiyaye takamaiman ma'auni na jan ƙarfe-zuwa-zinc, haifar da wani gami da yadda ya kamata ya hana zinc leaching a cikin ruwa yanayi.

DZR Brass Maki da Haruffa

Makin Brass gama gari

CW602N/CZ132(CuZn36Pb2As):
Saukewa: CW724R (Saukewa: CuZn21Si3P):
Saukewa: CW511L (KuZn38As):

Ka'idoji da Ka'idoji na Yanzu

Kasashe da yankuna daban-daban sun kafa ma'auni don tagulla DZR da amfani da shi a cikin bawuloli:

Tarayyar Turai: Cikin 12165 (Copper da jan karfe gami – Ƙirƙirar ƙirƙira da ba a yi ba)
Ƙasar Ingila: BS EN 12165, Bs 6920 (Dace da samfuran da ba ƙarfe ba don amfani a cikin hulɗa da ruwa da aka yi niyya don amfanin ɗan adam)
Ostiraliya/New Zealand: AS/NZS 4020 (Gwajin samfuran don amfani a cikin hulɗa da ruwan sha)
Amurka: ASTM B124 (Daidaitaccen Ƙimar Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙira, Bar, da Siffai), NSF / Anssi 61 (Abubuwan Tsarin Ruwan Sha – Tasirin Lafiya)
Na gama duniya: ISO 6509 (Lalacewar karafa da gami – Ƙaddamar da dezincification juriya na jan karfe gami da zinc)

Abubuwan Bukatun Alama don kayan aikin DZR

Ƙasashe daban-daban suna da takamaiman buƙatu don yiwa kayan aikin tagulla alama DZR:

Kayan aikin famfo da ke da juriya ga ƙullewa ana yi musu alama daidai, tare da haruffa “CR” (Lalata Resistant) ya da DZR (dezincification resistant) a Birtaniya, da haruffa “DR” (dezincification resistant) a Ostiraliya.

Hanyoyin Gwaji don DZR Brass

Hanyar gwajin farko na DZR tagulla an tsara shi a cikin ISO 6509:

① Samfurin shiri: Ana goge samfuran kuma ana tsaftace su.

② Bayyanawa: Ana nutsar da samfurori a cikin maganin jan ƙarfe chloride a yanayin zafi mai tsayi (yawanci 75°C) na ƙayyadadden lokaci (yawanci 24 hours).

③ Aunawa: Bayan ta bayyana, samfurori an raba su kuma an auna zurfin dezincification ta amfani da fasaha na microscopy.

④ Kimantawa: An kwatanta zurfin dezincification zuwa ƙayyadaddun iyaka, yawanci kasa da 200 micrometers don gwajin awa 24.

Amfanin DZR Brass Valves

Ingantaccen juriya na lalata, musamman a kan dezincification

Tsawon rayuwar sabis idan aka kwatanta da daidaitattun bawuloli na tagulla

Kula da daidaiton tsari a cikin yanayin ruwa mai tsauri

Yarda da tsauraran ƙa'idodin ruwan sha

BMAG DZR Brass Valves

DZR tagulla bawul suna wakiltar gagarumin ci gaba a fasahar famfo, yana ba da ingantaccen juriya na lalata da tsawon rai a cikin tsarin ruwa. BMAG DZR tagulla bawuloli kuma kayan aiki haɓaka ƙarfin tsarin da aka fallasa ga ruwa mai lalata sosai, rage buƙatar kulawa akai-akai da maye gurbin sashi.