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Brass Water Meter Housing Lost Wax Casting
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Brass Water Meter Housing Poob Wax Casting

Nrog rau txoj kev loj hlob ntawm kev lag luam thiab kev loj hlob ntawm cov pej xeem, ntau qhov chaw tau ntsib cov dej tsis txaus, thiab qee lub nroog muaj cov pa phem loj ntawm cov dej haus, ua rau muaj kev hem thawj rau kev nyab xeeb ntawm cov neeg nyob hauv cov dej haus. Lub Xya Hli 1, 2007

Khoom Taw Qhia

Brass water meter vaj tse poob ciab casting

Yam khoom

Khoom siv

Txheej txheem ntau lawm

Sintering kub

Pwm

Kev cai

Brass water meter vaj tse poob ciab casting

X2CrNi189

peev casting

880 degree

Yuav tsum customized

Yog lawm

Cov ntaub ntawv muaj

Carbon steel, alloy hlau, aluminium alloy, qis-carbon stainless hlau, titanium alloy (TI, TC4), tooj liab alloy, kub kub alloy (718, 713)

Smoothness

Dimensional raug

Khoom ntom ntom

Cov tsos mob kho

Tsim nyog hnyav

Roughness 1-5μm

(±0.1%-±0.5%)

7. 3-7.6g/CM³

Raws li cov neeg siv khoom xav tau

0.03g-400g

 

Brass water meter case wax poob peev casting

Nrog rau txoj kev loj hlob ntawm kev lag luam thiab kev loj hlob ntawm cov pej xeem, ntau qhov chaw tau ntsib cov dej tsis txaus, thiab qee lub nroog muaj cov pa phem loj ntawm cov dej haus, ua rau muaj kev hem thawj rau kev nyab xeeb ntawm cov neeg nyob hauv cov dej haus. Thaum Lub Xya Hli 1, 2007, cov qauv yuav tsum tau ua hauv lub tebchaws thiab 13 lub teb chaws tus qauv rau kev saib xyuas kev nyiam huv ntawm cov dej haus (GB 5749-2006) sib koom ua ke los ntawm National Standards Committee thiab Ministry of Health tau ua tiav. Ib qho ntawm peb qhov tseem ceeb ntawm cov qauv kev ua tau zoo thiab kev nyiam huv ntawm cov dej haus yog cov tshuaj lom neeg thiab cov khoom siv hluav taws xob hauv dej yuav tsum tsis txhob ua phem rau tib neeg kev noj qab haus huv. Nws yuav tsum tau hais tias cov tshuaj lom neeg thiab cov khoom siv hluav taws xob hauv dej tsis ua rau mob hnyav thiab mob ntev, nrog rau kev phom sij ntev ntev (xws li txhaws, teratogenicity, thiab mutagenicity). Cov qauv no tsis tsuas yog qhia txog kev nyiam huv ntawm cov dej haus thiab cov khoom siv dej, tab sis kuj tseem tso cai rau kev nyiam huv rau kev thauj mus los thiab kev faib khoom ntawm cov dej haus. Raws li lub ntsuas ntsuas uas nkag mus rau hauv kev sib cuag ncaj qha nrog cov dej haus, cov khoom siv ntawm lub ntsuas dej yuav tsum tsis txhob ua rau lub cev los yog tshuaj lom neeg ua rau cov dej tsis zoo, ua rau cov dej tsis zoo.

 

Overview of Water Meter

Dej ntsuas dej yog ib qho cuab yeej siv los ntsuas qhov ntws ntawm cov khoom thiab cov dej hauv tsev. Txij li thaum lub invention ntawm balanced tank dej ntsuas los ntawm Klaus nyob rau hauv teb chaws Aas Kiv nyob rau hauv 1825, uas yeej muaj cov yam ntxwv ntawm ib tug twj paj nruag, nws muaj keeb kwm ntawm ze li ntawm 200 xyoo los ntawm cov thawj mechanical water meter mus rau lub ntse ntse dej ntsuas tam sim no. Ib lub ntsuas dej nrog lub tshuab tshuab feem ntau tuaj yeem muab faib ua peb yam tseem ceeb, xws li rooj plaub, txav, thiab npog; Lub ntsuas dej ntse tshiab uas tsis muaj cov qauv siv tshuab ua kom tiav qhov kev txav mus los nrog cov khoom siv hluav taws xob ntsuas, xws li cov ntsuas dej electromagnetic, cov ntsuas dej dav hlau, thiab lwm yam. Yog li ntawd, cov khoom siv ntawm rooj plaub thiab kev txav txav ze ze rau qhov dej zoo ntawm qhov ntsuas dej.

 

Txheej txheem cej luam ntawm Case Materials rau Water Meters

Tam sim no, cov ntsuas dej hauv kev ua lag luam feem ntau yog ua los ntawm grey cam khwb cia hlau, ductile hlau, cam khwb cia tooj dag, ABS yas, nylon yas, PPOQ yas, cam khwb cia hlau, thiab txhuas alloy. Kuj tseem muaj cov ntaub ntawv tshiab hauv kev txhim kho lossis theem tsim khoom me me, xws li ceramic, welded stainless hlau, thiab PSF yas rooj plaub. Cov ntaub ntawv ntsuas dej tau pib ua los ntawm cov khoom siv hlau, thiab cov khoom siv tom qab xws li cam khwb cia tooj liab, engineering plastics, aluminium alloy, thiab stainless hlau tau tshwm sim ib tom qab.

 

Cov yam ntxwv ntawm ntau yam ntaub ntawv Case

1 Cam khwb cia hlau dej ntsuas casing Cast hlau dej ntsuas casing muaj tus nqi qis, siab zog thiab tawv, tab sis txawm tias nws yog ua los ntawm grey cam khwb cia hlau los yog cov khoom siv hlau, nws txoj kev tsim thiab kev siv tshuab yog qhov nyuaj, thiab muaj cov pa phem thib ob vim yog corrosion thiab xeb. Muaj kev sim ua pov thawj tias xeb yog qhov ncaj tshaj plaws thiab muaj kev phom sij rau tib neeg lub siab. Yog li ntawd, cov cai tswj kev nyab xeeb rau cov ntsuas dej yuav tsum tau phasing tawm ntawm cov hlau plhaub dej ntsuas ua los ntawm cov khoom siv grey cam xyoo tas los (2010); Nws tsuas yog pom zoo kom siv cov khoom siv hlau rau cov ntaub ntawv loj caliber dej ntsuas.

 

2 Cast Copper Water Meter Case Lub ntsiab zoo ntawm cam khwb cia tooj liab dej ntsuas cov ntaub ntawv yog zoo txhua yam kev ua tau zoo thiab cov txheej txheem tsim yooj yim. Lub nroog tsim kev lag luam tus qauv ntawm Tuam Txhab Tuam Txhab Tuam Txhab Tuam Txhab CJ266-2008 "Txoj Cai Kev Nyab Xeeb rau Kev Haus Dej Txias Dej Meters" tau teev tseg tias cov khoom siv ntawm lub rooj zaum tooj liab saib yog cam khwb cia tooj dag. Cov txheej txheem molding ntawm cam khwb cia hlau tooj dag saib rooj plaub zoo ib yam li cov cam khwb cia hlau saib rooj plaub, tab sis nws yooj yim dua rau txheej txheem. Txawm li cas los xij, nyob rau hauv xyoo tas los no, tus nqi nce siab ntawm cov khoom siv tooj liab tau ncaj qha mus rau qhov nce ntawm tus nqi ntawm tooj liab saib; Qhov thib ob, kev teeb tsa sab nraum zoov yog qhov ua rau tub sab nyiag. Tsis tas li ntawd, cov hlau lead hauv cam khwb cia tooj liab saib cov ntaub ntawv yog qhov ua rau nag lossis daus, ua rau hnyav hlau ua paug hauv dej haus. Tsis tas li ntawd, Tuam Tshoj yog ib lub teb chaws uas tsis muaj peev xwm ntawm tooj liab, thiab tooj liab smelting yuav tsum muaj kev siv hluav taws xob ntau, uas tsis sib haum nrog txoj cai txuag hluav taws xob thiab emission txo. Muaj ib txwm tsis muaj kev pom zoo pom zoo rau kev toxicity ntawm tooj liab ntsuab ua los ntawm oxidation ntawm cam khwb cia tooj liab saib rooj plaub. Nws yog feem ntau ntseeg tias tooj liab ntsuab yog tshuaj lom vim nws reacts nrog hydrochloric acid nyob rau hauv lub plab los tsim tooj liab ions, ua rau hnyav hlau lom. Txawm li cas los xij, raws li "Youth Encyclopedia Knowledge Daily" (Lub Kaum Ob Hlis 19, 1987), Japanese Copper Association tau txib xibfwb Tokugawa Shohei los ntawm Lub Tsev Haujlwm Saib Xyuas Kev Noj Qab Haus Huv ntawm University of Tokyo los ua kev sim tsiaj mus sij hawm ntev ntawm tooj liab ntsuab (mob thiab mob toxicity) nyob rau hauv 1962, uas ua pov thawj tias tooj liab ntsuab nruj nreem rau saum npoo ntawm tooj liab, yog insoluble nyob rau hauv dej kub thiab txias, thiab muaj tsis tshua muaj siab stability. Txawm hais tias tooj liab ntsuab yog av rau hauv cov hmoov thiab txhaj rau hauv tib neeg lub cev, nws yuav tsis nqus los ntawm tib neeg lub cev. Tib neeg lub cev yuav hnov ​​​​qab thiab tshem tawm ntawm lub cev. Kev siv cov khoom siv tooj liab los ntawm cov tub ceev xwm thaum ub ua cov tais diav yog qhov pov thawj zoo tshaj plaws uas tooj liab ntsuab tsis muaj tshuaj lom.

 

Peb yog cov chaw tsim khoom ntawm Brass water meter vaj tsev poob ciab casting, yog tias koj xav tau cov ntaub ntawv ntxiv thov hu rau peb!

 

Detection Systems

 

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