Gate valve ji valve ni afɔɔ naa waa, ni akɛtsuɔ nii babaoo, ni akɛtsuɔ nii titri yɛ nu mlikwɛmɔ, dadefeemɔ kɛ nitsumɔhei krokomɛi amli, enitsumɔi srɔtoi lɛ ekpɛlɛ nɔ yɛ jarayeli lɛ mli, TWS yɛ kpakpa kɛ ŋaa nɔkwɛmɔ kɛ kaa nitsumɔ mli afii babaoo, kɛfata he lɛ, ana gate mli niiamlitaomɔ valves ni akɛtsuɔ nii valu kɛ gate, shi hu certa on nibii krokomɛi ni kɔɔ niiamlitaomɔ ni akwɛɔ nɔ jogbaŋŋ ni afeɔ lɛ jogbaŋŋ lɛ he.
Taakɛ bɔ ni shinaa naa tsɔnei lɛ yɔɔ ha lɛ, abaanyɛ aja shinaa naa tsɔnei lɛ amli awo kui enyɔ mli: wedge henɔ kɛ parallel henɔ.
Shinaa plɛte ni yɔɔ wedge gate valve lɛ mli lɛ ji wedge-shaped, ni ŋwɛi ŋta ni akɛtswaa lɛ lɛ shwieɔ shi kɛyaa tsɔne lɛ teŋgbɛ line lɛ nɔ, ni akɛ wedge ni yɔɔ gate plɛte lɛ kɛ valve sɛi lɛ teŋ lɛ tsuɔ nii koni anyɛ ashɛ ŋtayaa (kpamɔ) he. Wedge plate lɛ baanyɛ afee shinaa kome loo shinaa enyɔ.
Nibii ni akɛfiɔ parallel gate valve lɛ he lɛ kɛ amɛhe kpãa gbee ni amɛdamɔ shi shiŋŋ yɛ tsɔne lɛ teŋgbɛ line lɛ he, ni aja mli awo henɔi enyɔ mli: nɔ ni yɔɔ kɛ nɔ ni bɛ mli. Ayɛ toobi enyɔ ni hiɛ tsɔne ni haa mɔ tsui nyɔɔ emli, kɛji toobi lɛ tee shi lɛ, toobi enyɔ ni kɛ amɛhe kpãa gbee lɛ ashishifã lɛ fĩɔ valve sɛi lɛ nɔ kɛtsɔ kɔɔyɔŋ lɛlɛ ni etse ehe lɛ nɔ, afoɔ gbɛ ni hoɔ lɛ mli, kɛji toobi lɛ te shi ni egbele ehe lɛ, wedge lɛ mli gbalaa kɛjɛɔ toobi lɛ he kɛtsɔ toobi lɛ nɔ kɛtsɔ wedge lɛ nɔ kɛyaa ŋwɛi lɛ nɔ lɛ, too lɛ teɔ shi kɛyaa he ko ni we the he bo. Kɛji akɛ toobi lɛ shwie valve sɛi lɛ mli yɛ valve sɛi lɛ hiɛi enyɔ ni kɛ amɛhe kpãa gbee lɛ anɔ lɛ, akɛ nu lɛ mli hewalɛ tsuɔ nii ni akɛnyɛɔ too lɛ nɔ yɛ valve gbɔmɔtso lɛ nɔ yɛ valve lɛ kpojiemɔ lɛ he koni ekɛtsi nu lɛ naa.
Taakɛ bɔ ni valve stem lɛ tsiɔ ehe ehaa srɔtoi beni agbeleɔ shinaa lɛ naa ni agbeɔ lɛ tsɔɔ lɛ, ajaa shinaa valve lɛ mli awo kui enyɔ mli: stem stem gate valves ni yaa ŋwɛi kɛ stem gate valves ni yɔɔ teemɔŋ. Valve stem kɛ shinaa ni yɔɔ stem shinaa ni yaa hiɛ lɛ mli lɛ teɔ shi ni egbeeɔ shi yɛ be kome mli kɛ́ agbele loo agbele; kɛji akɛ agbele stem gate valve ni yɔɔ teemɔŋ lɛ naa loo agbe naa lɛ, valve stem lɛ tsɔɔ ehe pɛ, ni anaaa valve stem lɛ nɔyaa kɛ shigbeemɔ, ni valve plɛte lɛ yaa ŋwɛi loo ebaa shi. Sɛɛnamɔ ni yɔɔ stem gate valve ni yaa ŋwɛi lɛ he ji akɛ, abaanyɛ akojo gbɛ ni agbeleɔ lɛ ŋwɛi ŋta lɛ kɛtsɔ ŋwɛi ŋta ni yaa ŋwɛi lɛ nɔ, shi abaanyɛ afee ŋwɛi ŋta ni ahiɔ mli lɛ kuku. Kɛ́ okɛ nine shwiili loo nine lɛ miikwɛ lɛ, tsɔ nine shwiili loo nine lɛ nɔ kɛya ŋmɛlɛtswaa gbɛ nɔ koni okɛŋa valve lɛ.
2. Be kɛ shishitoo mlai ni kɔɔ shinaa naa valves ahe
01. Flɛt shinaa valve
Be kɛha shinaa valves ni yɔɔ ŋmɔlɔŋmɔlɔ:
(1) Mu kɛ adebɔɔ mli la paipii. Valves ni yɔɔ shinaa ni yɔɔ ŋwɛi ni tsɔɔ gbɛ kroko nɔ lɛ hu hi jogbaŋŋ kɛha paipii amli saamɔ.
(2) Paipii kɛ nibii ni akɛtoɔ mu ni atsuu he lɛ he.
(3) He ni afeɔ mu kɛ adebɔɔ mli la ni ji gas lɛ.
(4) Paipii ni akɛ nibii bibii ni akɛwoɔ mli lɛ efo mli.
(5) Maŋ lɛ mli gas ni akɛyaa paipii amli.
(6) Nu ni akɛhaa lɛ he nitsumɔi.
Halamɔ shishitoo mla kɛha flat gate valve:
(1) Kɛha mu kɛ adebɔɔ mli la ni akɛyaa paipii amli lɛ, ahalaa plate gate valves ni yɔɔ shinaa kome loo enyɔ. Kɛ ehe miihia ni otsumɔ paipii lɛ mli lɛ, halamɔ valve ni yɔɔ shinaa ni yɔɔ ŋmɔlɔŋmɔlɔ ni yɔɔ ram kome kɛ bu ni tsɔɔ gbɛ kroko nɔ lɛ mli.
(2) Kɛha paipii ni akɛyaa he kroko kɛ nibii ni akɛtoɔ mu ni atsake mli lɛ he lɛ, ahalaa flat gate valve ni yɔɔ shinaa kome loo enyɔ ni bu bɛ mli ni tsɔɔ gbɛ kroko nɔ lɛ.
(3) Kɛha mu kɛ adebɔɔ mli la ni akɛtsuɔ nii lɛ he tsɔne lɛ, ahalaa shinaa ni yɔɔ ŋwɛigbɛ ni yɔɔ shinaa kome loo shinaa enyɔ ni tso ni yɔɔ diŋ ni tsɔɔ nu hiɛ lɛ sɛi kɛ gbɛtsɔɔmɔ bu lɛ.
(4) Kɛha paipii ni yɔɔ tsɔne mli nibii bibii ni akɛwoɔ mli lɛ, ahalaa valves ni yɔɔ shinaa ni yɔɔ ŋmɔlɔŋmɔlɔ ni tamɔ tsɔne.
(5) Kɛha maŋtiase mli gas ni akɛyaa paipii amli lɛ, ahala shinaa kome loo shinaa enyɔ plɛte ni yɔɔ blɛoo ni akɛtswaa tso ni agbeleɔ shinaa lɛ naa lɛ.
(6) Kɛha nu ni akɛhaa lɛ he nitsumɔi lɛ, ahalaa shinaa kome loo shinaa enyɔ ni bɛ tsɔne ni tsɔɔ gbɛ kroko nɔ lɛ mli.
02. Wedge shinaa valve
Wedge gate valve nitsumɔ bei: yɛ valve henɔi srɔtoi amli lɛ, gate valve ji nɔ ni akɛtsuɔ nii fe fɛɛ, bei pii lɛ, ehi kɛha gbelemɔ ni yeɔ emuu loo gbelemɔ ni yeɔ emuu pɛ, anyɛɛɛ akɛtsu nii kɛha tsakemɔ kɛ throttling.
Akɛ wedge gate valves tsuɔ nii yɛ hei ni taomɔ nii ni mli wa bɛ kɛha valve lɛ kponɔgbɛ ŋwɛi ŋta lɛ, ni shihilɛi ni akɛtsuɔ nii lɛ mli wa waa. Akɛ nɔkwɛmɔnɔ lɛ, nitsumɔ mli nibii ni haa hulutsoo kɛ latsaa babaoo yɔɔ mli lɛ biɔ ni atswa fãi ni akɛkpaa lɛ anaa be kakadaŋŋ.
Yɛ gbɛ ni waaa nɔ lɛ, akɛ tsɔne ni haa mɔ tsui nyɔɔ emli, tsɔne ni haa mɔ tsui nyɔɔ emli (srɔtofeemɔ wulu), tsɔne ni haa mɔ tsui nyɔɔ emli (srɔtofeemɔ bibioo), gbee ni baa shi, cavitation kɛ vaporization, tsɔne ni haa mɔ tsui nyɔɔ emli, tsɔne ni haa mɔ tsui nyɔɔ emli (cryogen), wedge gate valve lɛ tsuɔ nii. Akɛ nɔkwɛmɔnɔ lɛ, akɛtsuɔ nii babaoo yɛ tsɔne ni akɛtswaa la hewalɛ, mu ni akɛshãa nii, mu ni akɛtsuɔ nii, ŋshɔ hiɛ mu, nu ni jɛɔ pɔmpi mli kɛ muji ni akɛtsuɔ nii yɛ maŋtiase mli tsumaa mli, kɛ tsofafeemɔ nitsumɔhei.
Halamɔ shishitoo mla:
(1) Taomɔ nii kɛha nu ni yɔɔ valve lɛ mli lɛ su. Ahalaa shinaa naa valves kɛha nitsumɔ shihilɛi ni yɔɔ tsɔne bibioo ni tsiɔ tsɔne naa, tsɔne ni mli wa, tsɔne ni hi jogbaŋŋ kɛ tsɔne ni akɛtswaa tsɔne lɛ he taomɔ nii ni mli wa.
(2) Nɔ ni mli edɔ waa kɛ nɔ ni mli wa waa. Tamɔ la ni mli edɔ waa, la ni mli edɔ waa kɛ mu ni mli wa waa.
(3) Nɔ ni haa hulutsoo baa shi (cryogen) mli. Tamɔ ammonia ni ji nu, hydrogen ni ji nu, oxygen ni ji nu kɛ nibii krokomɛi.
(4) Nɔ ni baa shi kɛ diamita ni da. Tamɔ pɔmpi mli nu nitsumɔi, muji he nitsumɔi.
(5) Maŋ lɛ mli gas ni akɛyaa paipii amli.
(6) Nu ni akɛhaa lɛ he nitsumɔi.
Shishitoo mla ni kɔɔ flat gate valve he:
(1) Kɛha mu kɛ adebɔɔ mli la ni akɛyaa paipii amli lɛ, ahalaa plate gate valves ni yɔɔ shinaa kome loo enyɔ. Kɛ ehe miihia ni otsumɔ paipii lɛ mli lɛ, halamɔ valve ni yɔɔ shinaa ni yɔɔ ŋmɔlɔŋmɔlɔ ni yɔɔ ram kome kɛ bu ni tsɔɔ gbɛ kroko nɔ lɛ mli.
(2) Kɛha paipii ni akɛyaa he kroko kɛ nibii ni akɛtoɔ mu ni atsake mli lɛ he lɛ, ahalaa flat gate valve ni yɔɔ shinaa kome loo enyɔ ni bu bɛ mli ni tsɔɔ gbɛ kroko nɔ lɛ.
(3) Kɛha mu kɛ adebɔɔ mli la ni akɛtsuɔ nii lɛ he tsɔne lɛ, ahalaa shinaa ni yɔɔ ŋwɛigbɛ ni yɔɔ shinaa kome loo shinaa enyɔ ni tso ni yɔɔ diŋ ni tsɔɔ nu hiɛ lɛ sɛi kɛ gbɛtsɔɔmɔ bu lɛ.
(4) Kɛha paipii ni yɔɔ tsɔne mli nibii bibii ni akɛwoɔ mli lɛ, ahalaa valves ni yɔɔ shinaa ni yɔɔ ŋmɔlɔŋmɔlɔ ni tamɔ tsɔne.
(5) Kɛha maŋtiase mli gas ni akɛyaa paipii amli lɛ, ahala shinaa kome loo shinaa enyɔ plɛte ni yɔɔ blɛoo ni akɛtswaa tso ni agbeleɔ shinaa lɛ naa lɛ.
(6) Kɛha nu ni akɛhaa lɛ he nitsumɔi lɛ, ahalaa shinaa kome loo shinaa enyɔ ni bɛ tsɔne ni tsɔɔ gbɛ kroko nɔ lɛ mli.
02. Wedge shinaa valve
Wedge gate valve nitsumɔ bei: yɛ valve henɔi srɔtoi amli lɛ, gate valve ji nɔ ni akɛtsuɔ nii fe fɛɛ, bei pii lɛ, ehi kɛha gbelemɔ ni yeɔ emuu loo gbelemɔ ni yeɔ emuu pɛ, anyɛɛɛ akɛtsu nii kɛha tsakemɔ kɛ throttling.
Akɛ wedge gate valves tsuɔ nii yɛ hei ni taomɔ nii ni mli wa bɛ kɛha valve lɛ kponɔgbɛ ŋwɛi ŋta lɛ, ni shihilɛi ni akɛtsuɔ nii lɛ mli wa waa. Akɛ nɔkwɛmɔnɔ lɛ, nitsumɔ mli nibii ni haa hulutsoo kɛ latsaa babaoo yɔɔ mli lɛ biɔ ni atswa fãi ni akɛkpaa lɛ anaa be kakadaŋŋ.
Yɛ gbɛ ni waaa nɔ lɛ, akɛ tsɔne ni haa mɔ tsui nyɔɔ emli, tsɔne ni haa mɔ tsui nyɔɔ emli (srɔtofeemɔ wulu), tsɔne ni haa mɔ tsui nyɔɔ emli (srɔtofeemɔ bibioo), gbee ni baa shi, cavitation kɛ vaporization, tsɔne ni haa mɔ tsui nyɔɔ emli, tsɔne ni haa mɔ tsui nyɔɔ emli (cryogen), wedge gate valve lɛ tsuɔ nii. Akɛ nɔkwɛmɔnɔ lɛ, akɛtsuɔ nii babaoo yɛ tsɔne ni akɛtswaa la hewalɛ, mu ni akɛshãa nii, mu ni akɛtsuɔ nii, ŋshɔ hiɛ mu, nu ni jɛɔ pɔmpi mli kɛ muji ni akɛtsuɔ nii yɛ maŋtiase mli tsumaa mli, kɛ tsofafeemɔ nitsumɔhei.
Halamɔ shishitoo mla:
(1) Taomɔ nii kɛha nu ni yɔɔ valve lɛ mli lɛ su. Ahalaa shinaa naa valves kɛha nitsumɔ shihilɛi ni yɔɔ tsɔne bibioo ni tsiɔ tsɔne naa, tsɔne ni mli wa, tsɔne ni hi jogbaŋŋ kɛ tsɔne ni akɛtswaa tsɔne lɛ he taomɔ nii ni mli wa.
(2) Nɔ ni mli edɔ waa kɛ nɔ ni mli wa waa. Tamɔ la ni mli edɔ waa, la ni mli edɔ waa kɛ mu ni mli wa waa.
(3) Nɔ ni haa hulutsoo baa shi (cryogen) mli. Tamɔ ammonia ni ji nu, hydrogen ni ji nu, oxygen ni ji nu kɛ nibii krokomɛi.
(4) Nɔ ni baa shi kɛ diamita ni da. Tamɔ pɔmpi mli nu nitsumɔi, muji he nitsumɔi.
(5) He ni akɛwoɔ mli: kɛ́ akɛwo mli lɛ ŋwɛi ŋta lɛ faaa lɛ, ahalaa dark rod wedge gate valve lɛ; Kɛji akɛ ŋwɛi ŋta lɛ bɛ husu lɛ, ahalaa rod wedge gate valve ni agbele lɛ.
(6) Kɛ́ abaanyɛ agbele kwraa loo agbe naa kwraa, ni anyɛɛɛ akɛtsu nii kɛtsake tsɔne lɛ kɛ tsɔne ni akɛwoɔ tsɔne mli lɛ pɛ kɛkɛ ni abaanyɛ ahala wedge gate valve lɛ.
3. Tɔmɔi ni afɔɔ namɔ kɛ ekwɛmɔ
01. Tɔmɔi ni afɔɔ namɔ kɛ nɔ ni kɛ gate valves baa
Kɛji akɛ akɛ shinaa lɛ naa valve lɛ tsu nii sɛɛ lɛ, naagbai ni nyiɛ sɛɛ nɛɛ fɔɔ baa yɛ hulutsoo be ni yɔɔ teŋgbɛ lɛ, nɔnyɛɛ, ŋmeii ni shwieɔ shi kɛ hulutsoo be ni yɔɔ teŋgbɛ lɛ hewɔ.
(1) Nu ni hoɔ: Ayɛ henɔi enyɔ, ni ji kponɔgbɛ nu ni hoɔ kɛ mligbɛ nu ni hoɔ. Atsɛɔ nu ni hoɔ kɛyaa valve lɛ kponɔgbɛ lɛ akɛ nu ni hoɔ, ni nu ni hoɔ lɛ fɔɔ baa yɛ nibii ni akɛwoɔ adekai amli kɛ flange ni akɛtsaa lɛ amli.
Nɔ ni ha nibii ni akɛwoɔ mli lɛ mli nu lɛ hoɔ: nibii ni akɛwoɔ mli lɛ srɔtoi loo bɔ ni amɛhi ha lɛ kɛ taomɔ nii lɛ kpaaa gbee; Nɔ ni eda ni akɛwoɔ mli loo stem ni awoɔ; Gland ni akɛwoɔ mli ni yɔɔ mlɛo Abrasion yɛ tso lɛ hiɛ.
Nɔ ni ha flange lɛ mli nu lɛ hoɔ: nibii loo gasket lɛ dalɛ kɛ taomɔ nii lɛ kpaaa gbee; Flange sealing hiɛ lɛ he nitsumɔ ni ehiii; tsɔnei ni akɛtsaa tsɔnei lɛ amli ni atswaa yɛ gbɛ ni ejaaa nɔ; Atooo paipii lɛ ahe gbɛjianɔ jogbaŋŋ, ni no haa jatsui krokomɛi ni fa fe nine baa he ni akɛ paipii lɛ feɔ ekome lɛ.
Nɔ ni kɛ valve lɛ mli nu ni hoɔ lɛ baa: Nu ni hoɔ kɛjɛɔ valve lɛ mli ni aŋmɛɔ lɛ ni etse ehe lɛ ji mligbɛ nu ni hoɔ, ni nɔ ni jɛɔ mli baa ji valve lɛ mli nu ni hoɔ loo nɔ ni akɛwoɔ mli lɛ shishifã ni etse ehe lɛ ni efite.
(1) Bei pii lɛ, nɔ ni kɛ ŋmeii baa ji ŋmeii ni yɔɔ valve lɛ gbɔmɔtso lɛ nɔ, valve lɛ nɔ tsɔne lɛ nɔ, valve lɛ shishi kɛ flange lɛ nɔ. Nɔ titri ni haa fitemɔ baa ji nibii ni akɛtsuɔ nii yɛ mli lɛ, shi moŋ nɔ ni jɛɔ ions ni ajieɔ kɛjɛɔ filler kɛ gasket mli lɛ mli baa lɛ hu.
(2) Abrasion: he ko ni shwieɔ shi loo shwieɔ shi ni baa kɛji toobi lɛ kɛ valve sɛi lɛ miitsi amɛhe yɛ nɔnyɛɛ pɔtɛɛ ko shishi.
02. Nibii ni akwɛɔ nɔshinaa lɛ naa valvɛi
(1) Valve lɛ mli nu ni hoɔ kɛjɛɔ kponɔgbɛ lɛ saamɔ
Kɛji akɛ oomiimi nɔ ni akɛwoɔ mli lɛ nɔ lɛ, esa akɛ akɛ gland bolt lɛ awo mli yɛ gbɛ ni sa nɔ koni gland lɛ akatsi ehe ni eshi gbɛ ko ni ekɛmiimii. Yɛ be kome too mli ni akɛmiimiɔ tsɔne ni akɛwoɔ mli lɛ nɔ lɛ, esa akɛ atsake valve lɛ shishigbɛ tsɔne lɛ koni tsɔne ni akɛwoɔ tsɔne mli lɛ afee ekome, ni atsĩ nɔnyɛɛ lɛ naa koni ekagbo tsɔ, koni ekaná valve tsɔne lɛ tsɔne lɛ sɛɛtsimɔ nɔ hewalɛ, ni eha tsɔne lɛ mli tsɔne lɛ he fitemɔ aya hiɛ, ni eha nitsumɔ be lɛ afee kuku. Valve stem lɛ hiɛ ji nɔ ni shwieɔ shi, no hewɔ lɛ, nɔ ni yɔɔ mli lɛ baanyɛ ajɛ mli oya, ni esa akɛ atsu he nii koni ajie ŋmeii ni yɔɔ valve stem lɛ hiɛ lɛ dani akɛtsu nii.
Kɛha flange tsɔne lɛ mli nu ni hoɔ lɛ, kɛji akɛ gasket lɛ efite lɛ, esa akɛ atsake; Kɛji akɛ ahalaaa nibii ni akɛfeɔ gasket lɛ jogbaŋŋ lɛ, esa akɛ ahala nibii ni baanyɛ atsu taomɔ nii ni akɛtsuɔ nii lɛ ahe nii; Kɛji akɛ nitsumɔ ni kɔɔ flange sealing surface lɛ he lɛ ehiii lɛ, esa akɛ ajie flange sealing surface lɛ ni atsu he nii ekoŋŋ kɛyashi ebaashɛ he ni sa.
Kɛfata he lɛ, flange bolts lɛ ni atswaa shi jogbaŋŋ, paipii lɛ ahe gbɛjianɔtoo kpakpa, kɛ jatsui krokomɛi ni fa fe nine ni akɛfataa he yɛ flange lɛ he lɛ fɛɛ ji nɔ ni yeɔ ebuaa ni tsiɔ nu ni hoɔ yɛ flange lɛ he lɛ naa.
(2) Nɔ ni hoɔ yɛ valve lɛ mli lɛ saamɔ
Nibii ni hoɔ yɛ mli lɛ asaamɔ ji ni ajie nɔ ni efite yɛ nɔ ni akɛwoɔ mli lɛ nɔ kɛ nɔ ni akɛwoɔ mli lɛ ni etse ehe yɛ shishijee lɛ (kɛji akɛ tsɔne ni akɛwoɔ mli lɛ miimɔ valve plɛte loo sɛi lɛ mli kɛ tsɔne). Kɛji akɛ atsu nɔ ni akɛwoɔ tsɔne lɛ mli lɛ he nii tɛ̃ɛ yɛ valve lɛ gbɔmɔtso lɛ kɛ valve plɛte lɛ nɔ lɛ, naagba ko bɛ ni kɔɔ shishifã ni etse ehe kɛ nu ni hoɔ lɛ he.
Kɛji akɛ ŋwɛi ŋta lɛ fite waa, ni ŋwɛi ŋta lɛ fee ŋta lɛ, esa akɛ ajie ŋta momo lɛ ni akɛ ŋta hee awo mli; Kɛji akɛ akɛ tsɔne tsu nii ni akɛfiɔ tsɔne lɛ he tɛ̃ɛ yɛ valve lɛ gbɔmɔtso lɛ nɔ lɛ, esa akɛ ajie nɔ ni akɛfiɔ naa lɛ ni efite lɛ klɛŋklɛŋ, ni no sɛɛ lɛ esa akɛ atsɔ tsɔne ni akɛfiɔ naa lɛ he tsɔne hee lɛ loo tsɔne ni akɛfiɔ naa lɛ nɔ afee nɔ hee ni akɛfiɔ naa lɛ. Kɛji akɛ ŋmeii, ŋmeii, ŋmeii, ŋmeii kɛ naagbai krokomɛi ni yɔɔ ŋmeii lɛ anɔ lɛ shɛɛɛ 0.05mm lɛ, abaanyɛ ajie amɛ kɛtsɔ ŋmeii ni akɛshwieɔ nɔ lɛ nɔ.
Kɛji akɛ atswa tsɔne ni akɛwoɔ naa lɛ mli ni atswa lɛ shi lɛ, abaanyɛ akɛ PTFE teepu loo pɛnte ni mli tse yɛŋ awo valve sɛi lɛ loo tsɔne ni akɛwoɔ naa lɛ shishigbɛ, ni no sɛɛ lɛ atswa tsɔne lɛ mli koni eha tsɔne lɛ shishifã lɛ ayi obɔ; Kɛji akɛ atswa tsɔne ni akɛwoɔ naatsii lɛ mli lɛ, esa akɛ akɛ PTFE tɛp loo pɛnte yɛŋ awo tsɔnei lɛ ateŋ koni nu akajɛ tsɔnei lɛ ateŋ.
(3) Nibii ni asaavalvŋmei
Yɛ gbɛ ni waaa nɔ lɛ, valve lɛ gbɔmɔtso lɛ kɛ bonnet lɛ mli ewo muji yɛ gbɛ kome nɔ, yɛ be mli ni bei pii lɛ, valve lɛ shishi lɛ mli ewo muji. Kɛji akɛ asaa lɛ, esa akɛ ajie nibii ni fiteɔ lɛ klɛŋklɛŋ, ni esa akɛ atsu valve stem ni yɔɔ pitting pits lɛ he nii yɛ lathe lɛ nɔ koni ejie shwiemɔ lɛ, ni akɛ packing ni slow-release agent yɔɔ mli lɛ atsu nii moŋ, loo esa akɛ akɛ nu ni mli edɔ atsumɔ packing lɛ he koni ajie ions ni yɔɔ corro stem lɛ nɔ lɛ.
(4) Nibii ni efite yɛ nɔ ni akɛfiɔ nii lɛ nɔ lɛ saamɔ
Yɛ nibii ni akɛtsuɔ nii lɛ mlivalv, esa akɛ atsĩ nɔ ni akɛfiɔ naa lɛ naa koni ekatswa bɔ ni aaanyɛ, ni esaaa akɛ torque lɛ feɔ nɔ ni da tsɔ kɛ́ agbe valve lɛ naa. Kɛji akɛ nɔ ni akɛfiɔ naa lɛ ji nɔ ni shwieɔ shi lɛ, abaanyɛ ajie kɛtsɔ ŋmɔlɔ nɔ.
Nɔ ni ji ejwɛ lɛ, shinaa lɛ naa valves lɛ anaa
Yɛ jarayeli shihilɛ ni yɔɔ amrɔ nɛɛ kɛ mɛi ni kɛtsuɔ nii lɛ ahiamɔ nii amli lɛ, dade shinaa valves lɛ feɔ fã ko ni da. Ákɛ nibii ni akɛtsuɔ nii lɛ ahe nilelɔ lɛ, kɛfata nibii ni akɛtsuɔ nii lɛ ahe niiamlipɛimɔ ni wɔle lɛ he lɛ, esa akɛ wɔnu nibii lɛ diɛŋtsɛ hu shishi jogbaŋŋ.
01. Kaa ni akɛkaa dade shinaa valves lɛ
Dade shinaa valve lɛ kaa lɛ damɔ maŋ mla GB/T12232-2005 “General Valve Flange Connection Dade Shinaa Valve” lɛ nɔ.
02. Nibii ni akɛkwɛɔ dade shinaa valves lɛ amli
Nɔ titri ni fata he ji: okadi, gbogbo bibioo lɛ mli ŋmɔlɔ, nɔnyɛɛ kaa, ŋmei kaa, kɛ ekrokomɛi, ni gbogbo lɛ mli ŋmei, nɔnyɛɛ, ŋmei kaa ji nɔ ko ni he hiaa ni akwɛ mli, shi eji nɔ titri hu, kɛji akɛ nibii ni kɛ amɛhe kpaaa gbee yɛ lɛ, abaanyɛ akojo amɛ tɛ̃ɛ akɛ nibii ni esaaa.
Yɛ kukufoo mli lɛ, nibii ni hi jogbaŋŋ lɛ akwɛmɔ ji nɔ ko ni he hiaa waa yɛ nibii ni akɛtsuɔ nii lɛ amlipɛimɔ lɛ fɛɛ mli, ehe hiamɔ lɛ jeɔ kpo faŋŋ, akɛ hiɛ-line mlikwɛmɔ nitsulɔi lɛ, esa akɛ wɔya nɔ wɔwo amɛ diɛŋtsɛ amɛhilɛ-kɛhamɔ mli hewalɛ, jeee koni wɔtsu nitsumɔ kpakpa yɛ nibii amlikwɛmɔ mli pɛ, shi moŋ koni wɔná shishinumɔ yɛ nibii amlikwɛmɔ mli, koni wɔnyɛ wɔtsu nitsumɔ kpakpa yɛ inspec mli.
Tianjin Tanggu Nu-She Valve Co.,ltdtitri lɛ, amɛjieɔ mɛi ni nyɛɔ amɛshiɔ shiŋmei valve,shinaa lɛ naa valve,Y-fɔmɔ nii, valve ni akɛtoɔ he, kwɛmɔ valve, valve ni akɛtoɔ he, nɔ ni tsiɔ sɛɛ hoɔ naa kɛ ekrokomɛi.
Be ni akɛbaatsu nii: Alemle-26-2024
