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KEV QHIA TXOG HOM VALVES
COV HOM VALVE UAS NTAU YAM THIAB LAWV COV DAIM NTAWV THOV Cov valve muaj ntau yam ntxwv, cov qauv, thiab cov pab pawg uas pab kom koj muaj lub tswv yim txog lawv cov kev siv thiab kev ua tau zoo uas xav tau. Cov qauv valve yog ib txoj hauv kev yooj yim tshaj plaws los txheeb xyuas ntau yam valves muaj thiab nrhiav ib qho...Nyeem ntxiv -
Tuam Tshoj tus nqi rov qab them nqi rau cov hlau xa tawm mus rau lwm lub teb chaws raug txo
Tuam Tshoj tau tshaj tawm tias yuav tshem tawm cov nyiaj rov qab VAT rau kev xa tawm 146 yam khoom hlau txij li lub Tsib Hlis 1, qhov kev txav uas kev ua lag luam tau xav txog txij li lub Ob Hlis. Cov khoom hlau nrog HS codes 7205-7307 yuav raug cuam tshuam, uas suav nrog cov kauj kub dov, rebar, wire rod, hot-dov sheet thiab cold-dov sheet, pla...Nyeem ntxiv -
COV KHOOM SIV BUTTWELD GENERAL
Cov yeeb nkab fitting yog txhais tias yog ib feem siv hauv lub kaw lus yeeb nkab, rau kev hloov kev taw qhia, kev ceg lossis kev hloov ntawm lub yeeb nkab txoj kab uas hla, thiab uas tau txuas nrog lub kaw lus. Muaj ntau hom fittings sib txawv thiab lawv zoo ib yam hauv txhua qhov loj me thiab cov sijhawm raws li cov yeeb nkab. Fittings yog faib ...Nyeem ntxiv -
DAB TSI YOG LUB BUTTWELD PIPE FITTINGS?
Cov Khoom Siv Yeeb Nkab Uas Siv Tau Los Ntawm Cov Hlau Carbon thiab Cov Hlau Stainless Buttweld Cov khoom siv yeeb nkab uas siv tau los ntawm cov kav dej buttweld muaj cov luj tshib ntev, cov khoom siv concentric reducer, cov khoom siv eccentric reducer thiab Tees thiab lwm yam. Cov khoom siv buttweld stainless hlau thiab cov hlau carbon yog ib feem tseem ceeb ntawm cov kav dej kev lag luam los hloov kev coj ua, ceg tawm...Nyeem ntxiv -
DAB TSI YOG HLAU FLANGE FORGINGS?
Yeej Forging yog cov txheej txheem ntawm kev tsim thiab ua cov hlau siv txoj kev Hammering, Pressing lossis Rolling. Muaj plaub hom txheej txheem tseem ceeb siv los tsim cov Forgings. Cov no yog Seamless Rolled Ring, Open Die, Closed Die thiab Cold Pressed. Kev lag luam Flange siv ob hom. Seamless Rol...Nyeem ntxiv -
Cov Yeeb Nkab Siab Siab
Cov khoom siv yeeb nkab yog ua raws li ASME B16.11, MSS-SP-79\83\95\97, thiab BS3799 cov qauv. Cov khoom siv yeeb nkab forged yog siv los tsim kev sib txuas, ntawm cov yeeb nkab teem sijhawm nominal thiab cov kav dej. Lawv tau muab rau ntau yam kev siv, xws li tshuaj lom neeg, petrochemical, kev tsim hluav taws xob ...Nyeem ntxiv -
VIM LI CAS THIAJ LI XAIV LAP JOINT FLANGES LOS YOG ROLLED ANGLE RINGS?
Thaum nkag siab txog cov hom flange nrov no ua haujlwm li cas, peb tuaj yeem tham txog vim li cas koj thiaj xav siv lawv hauv koj cov kav dej. Qhov kev txwv loj tshaj plaws rau kev siv flange sib koom ua ke yog qhov ntsuas siab. Txawm hais tias ntau lub Lap Joint flanges yuav haum rau cov qib siab dua li Slip-On flanges, lawv ...Nyeem ntxiv -
Lub hau yeeb nkab hlau
Lub hau yeeb nkab hlau kuj hu ua Lub hau hlau, nws feem ntau vuam rau qhov kawg ntawm cov yeeb nkab lossis ntsia rau ntawm cov xov sab nraud ntawm qhov kawg ntawm cov yeeb nkab kom npog cov khoom siv yeeb nkab. Txhawm rau kaw cov yeeb nkab kom lub luag haujlwm zoo ib yam li lub hau yeeb nkab. Ntau hom kev sib txuas, muaj: 1. Lub hau vuam taub hau 2. Lub hau vuam qhov (Socket)...Nyeem ntxiv -
Cov Yeeb Nkab Hlau Txo
Lub yeeb nkab hlau reducer yog ib qho khoom siv hauv cov kav dej kom txo nws qhov loj me los ntawm qhov loj mus rau qhov me me raws li lub cheeb sab hauv. Qhov ntev ntawm qhov kev txo qis ntawm no yog sib npaug rau qhov nruab nrab ntawm cov yeeb nkab me thiab loj dua. Ntawm no, lub reducer tuaj yeem siv ua...Nyeem ntxiv -
Cov Qhov Kawg - Siv Rau Cov Pob Qij Sib Koom Tes
Lub qhov kawg ntawm lub qhov (stub end) yog dab tsi thiab vim li cas thiaj yuav tsum siv nws? Cov qhov kawg ntawm lub qhov (stub ends) yog cov khoom siv sib txuas uas siv tau (ua ke nrog lub flange sib koom ua ke) es tsis txhob vuam lub caj dab flanges los ua kev sib txuas flanges. Kev siv cov qhov kawg ntawm lub qhov muaj ob qhov zoo: nws tuaj yeem txo tag nrho cov nqi ntawm cov flanges sib koom ua ke rau pi...Nyeem ntxiv -
Flange Yog Dab Tsi Thiab Cov Hom Flange Yog Dab Tsi?
Qhov tseeb, lub npe ntawm flange yog kev txhais lus. Nws tau muab tso rau thawj zaug los ntawm ib tug neeg Askiv hu ua Elchert hauv xyoo 1809. Tib lub sijhawm, nws tau tawm tswv yim txoj kev casting ntawm flange. Txawm li cas los xij, nws tsis tau siv dav hauv lub sijhawm ntau tom qab. Txog thaum ntxov xyoo pua 20th, flange tau siv dav ...Nyeem ntxiv -
Daim Ntawv Thov Flanges thiab Cov Yeeb Nkab
Lub zog thiab fais fab yog kev lag luam tseem ceeb rau cov neeg siv kawg hauv kev lag luam thoob ntiaj teb. Qhov no yog vim muaj cov yam xws li kev tswj cov dej ua haujlwm rau kev tsim hluav taws xob, kev pib ua haujlwm boiler, kev rov ua dua tshiab ntawm lub twj tso kua mis, kev kho cua sov, turbine by pass thiab kev rho tawm txias rov ua kom sov hauv cov thee hluav taws xob...Nyeem ntxiv
