Reducer yog cov yeeb nkab txuas feem ntau siv hauv cov kav dej thiab cov khoom sib txuas. Nws tuaj yeem txuas cov kav dej ntawm ntau qhov sib txawv ua ke kom ua tiav kev sib kis ntawm cov kua lossis roj.
Txhawm rau kom ntseeg tau qhov zoo, kev nyab xeeb thiab kev sib hloov ntawm cov reducers, Lub Koom Haum Thoob Ntiaj Teb rau Standardization (ISO) thiab lwm lub koom haum tsim qauv tau tshaj tawm cov qauv thoob ntiaj teb uas suav nrog txhua yam ntawm kev tsim, tsim khoom thiab siv cov reducers.
Cov hauv qab no yog qee qhov tseem ceeb thoob ntiaj teb cov qauv ntsig txog kev txo qis:
- ASME B16.9-2020- Factory-Made Wrought Butt Welding Fittings: American Society of Mechanical Engineers (ASME) tau luam tawm cov qauv no, uas suav nrog kev tsim, qhov ntev, kev kam rau siab thiab cov khoom siv tshwj xeeb rau cov yeeb nkab fittings, nrog rau cov txheej txheem xeem. Cov qauv no yog siv dav hauv cov kav dej hauv kev lag luam thiab tseem siv tau rau cov reducers.
Cov kev xav tau tsim: ASME B16.9 tus qauv piav qhia txog kev tsim cov kev cai ntawm Reducer kom ntxaws, nrog rau cov tsos, qhov loj me, geometry thiab daim ntawv ntawm cov khoom sib txuas. Qhov no ua kom ntseeg tau tias lub Reducer yuav haum rau hauv cov ductwork thiab tswj nws cov qauv kev ruaj ntseg.
Cov ntaub ntawv xav tau: Tus qauv qhia cov qauv khoom tsim nyog los tsim cov Reducer, feem ntau yog carbon steel, stainless hlau, alloy steel, thiab lwm yam. Nws suav nrog cov tshuaj muaj pes tsawg leeg, cov khoom siv kho mob thiab cov khoom siv kho cua sov kom ntseeg tau tias lub reducer muaj lub zog txaus. thiab corrosion kuj.
Txoj kev tsim khoom: ASME B16.9 tus qauv suav nrog cov txheej txheem tsim khoom ntawm Cov Khoom Siv Hluav Taws Xob, suav nrog cov khoom siv, kev tsim, vuam thiab kev kho cua sov. Cov kev tsim khoom no ua kom ntseeg tau tias qhov zoo thiab kev ua haujlwm ntawm lub Reducer.
Dimensions thiab kam rau ua: Tus qauv qhia qhov loj ntawm cov Reducers thiab cov kev cai kam rau ua kom muaj kev sib hloov ntawm Reducers uas tsim los ntawm cov tuam txhab sib txawv. Qhov no yog ib qho tseem ceeb los xyuas kom meej qhov sib xws thiab kev sib hloov ntawm cov kav dej.
Kev kuaj thiab tshuaj xyuas: ASME B16.9 kuj suav nrog cov kev xeem thiab tshuaj ntsuam xyuas rau cov reducer kom ntseeg tau tias nws tuaj yeem ua haujlwm nyab xeeb thiab ntseeg tau hauv kev siv tiag tiag. Cov kev ntsuam xyuas no feem ntau suav nrog kev ntsuas siab, kev tshuaj xyuas vuam, thiab kev ntsuas cov khoom siv.
- DIN 2616-1: 1991- steel pob tw-welding yeeb nkab fittings; reducers siv nyob rau hauv tag nrho cov kev pab cuam siab: ib tug qauv muab los ntawm lub German Industrial Standards Organization (DIN) uas qhia txog qhov luaj li cas, cov khoom thiab cov kev cai xeem rau reducers siv nyob rau hauv tag nrho cov kev pab cuam siab.
Tus qauv DIN 2616 piav qhia txog cov qauv tsim ntawm lub Reducer kom ntxaws, nrog rau nws cov tsos, qhov loj me, geometry thiab daim ntawv ntawm cov khoom sib txuas. Qhov no ua kom ntseeg tau tias lub Reducer yuav haum rau hauv cov ductwork thiab tswj nws cov qauv kev ruaj ntseg.
Cov khoom yuav tsum tau muaj: Tus qauv qhia cov qauv ntawm cov ntaub ntawv uas yuav tsum tau los tsim lub reducer, feem ntau yog hlau los yog lwm yam ntaub ntawv alloy. Nws suav nrog cov tshuaj muaj pes tsawg leeg, cov khoom siv kho tshuab thiab kev kho cua sov ntawm cov khoom siv los xyuas kom meej tias tus reducer muaj lub zog txaus thiab corrosion kuj.
Txoj kev tsim khoom: Tus qauv DIN 2616 npog cov txheej txheem tsim khoom ntawm lub Reducer, nrog rau kev ua, kev tsim, vuam thiab kev kho cua sov ntawm cov ntaub ntawv. Cov kev tsim khoom no ua kom ntseeg tau tias qhov zoo thiab kev ua haujlwm ntawm lub Reducer.
Dimensions thiab kam rau ua: Tus qauv qhia qhov loj ntawm cov Reducers thiab cov kev cai kam rau ua kom muaj kev sib hloov ntawm Reducers uas tsim los ntawm cov tuam txhab sib txawv. Qhov no yog qhov tseem ceeb tshwj xeeb vim tias cov phiaj xwm sib txawv yuav xav tau ntau qhov sib txawv.
Kev ntsuam xyuas thiab tshuaj xyuas: DIN 2616 kuj suav nrog kev sim thiab tshuaj xyuas cov cai rau lub Reducer kom ntseeg tau tias nws tuaj yeem ua haujlwm nyab xeeb thiab ntseeg tau hauv kev siv tiag tiag. Cov kev ntsuam xyuas no feem ntau suav nrog kev ntsuas siab, kev tshuaj xyuas vuam, thiab kev ntsuas cov khoom siv.
- TIAB SA 17378tus qauv yog ib feem tseem ceeb ntawm Russia lub teb chaws standardization system. Nws teev cov qauv tsim, tsim khoom thiab kev ua haujlwm ntawm cov reducers. Lub reducer yog cov yeeb nkab sib txuas siv los koom nrog ob lub kav dej sib txawv hauv cov kav dej ua ke thiab tso cai rau cov kua dej los yog roj ntws tawm ntawm ob lub kav dej. Hom kev sib txuas ntawm cov yeeb nkab no feem ntau yog siv los kho qhov ntws, siab thiab qhov loj ntawm cov kav dej kom tau raws li cov kev xav tau tshwj xeeb.
Cov ntsiab lus tseem ceeb ntawm Reducer raws li GOST 17378 tus qauv
GOST 17378 tus qauv qhia txog ntau yam tseem ceeb ntawm cov khoom txo qis, suav nrog tab sis tsis txwv rau cov hauv qab no:
Cov kev cai tsim: Cov qauv no piav qhia txog cov qauv tsim ntawm tus reducer kom ntxaws, nrog rau cov tsos, qhov loj me, phab ntsa thickness thiab cov duab ntawm qhov txuas ntawm lub reducer. Qhov no ua kom ntseeg tau tias tus reducer yuav haum rau hauv cov kav dej thiab tswj nws cov qauv kev ruaj ntseg.
Cov khoom yuav tsum tau muaj: Tus qauv qhia cov qauv khoom tsim nyog rau kev tsim cov reducers, suav nrog hom hlau, tshuaj muaj pes tsawg leeg, cov khoom siv kho tshuab thiab kev kho cua sov. Cov kev cai no yog tsim los xyuas kom meej lub reducer durability thiab corrosion kuj.
Txoj kev tsim khoom: GOST 17378 qhia txog cov txheej txheem tsim khoom ntawm lub reducer, suav nrog kev ua, sib sau, vuam thiab kev kho cua sov ntawm cov ntaub ntawv. Qhov no pab cov tuam ntxhab kom ntseeg tau tias qhov txo qis thiab kev ua haujlwm zoo.
Dimensions thiab kam rau ua: Tus qauv qhia qhov loj ntawm cov reducers thiab cov kev cai kam rau ua kom muaj kev sib hloov ntawm cov reducers uas tsim los ntawm cov tuam txhab sib txawv.
Kev ntsuam xyuas thiab tshuaj xyuas: GOST 17378 kuj suav nrog kev sim thiab tshuaj xyuas cov kev xav tau rau cov reducers kom ntseeg tau tias lawv ua haujlwm nyab xeeb thiab ntseeg tau hauv kev siv tiag tiag. Cov kev ntsuam xyuas no suav nrog kev ntsuas siab, kev tshuaj xyuas vuam thiab kev ntsuas cov khoom siv.
Kev siv thaj chaw ntawm reducers
Reducers raws li GOST 17378 tus qauv yog dav siv nyob rau hauv pipeline systems nyob rau hauv Russia cov roj, roj thiab tshuaj industries. Cov cheeb tsam no muaj kev ua tau zoo heev thiab cov kev xav tau zoo rau kev sib txuas cov kav dej, vim tias kev ua haujlwm ruaj khov thiab kev nyab xeeb ntawm cov kav dej yog qhov tseem ceeb rau lub teb chaws kev lag luam thiab kev siv hluav taws xob. Cov reducers ua lub luag haujlwm tseem ceeb hauv kev kho cov dej ntws, siab thiab qhov loj ntawm cov kav dej, thiab lawv cov khoom siv thiab siv ua raws li GOST 17378 cov qauv pab ua kom muaj kev ua haujlwm zoo ntawm cov kav dej.
Hauv cov ntsiab lus, tus Reducer raws li GOST 17378 tus qauv yog ib feem tseem ceeb ntawm Lavxias teb sab pipeline engineering teb. Nws qhia txog kev tsim, tsim khoom thiab kev ua tau zoo ntawm cov reducers, kom ntseeg tau qhov zoo thiab kev ntseeg siab ntawm cov kav dej sib txuas hauv ntau yam kev siv. Cov qauv no pab Russia tswj kev ruaj ntseg ntawm nws cov kav dej hauv tsev kom tau raws li qhov xav tau hauv tsev thiab thoob ntiaj teb, muab kev txhawb nqa tseem ceeb rau lub teb chaws kev lag luam thiab kev siv hluav taws xob.
Post lub sij hawm: Sep-26-2023
