Litaba

  • Mokhoa oa khatello oa phepelo ea valve ea polokeho

    Mokhoa oa khatello oa phepelo ea valve ea polokeho

    ① The strength test of safety valve is the same as that of other valves. When testing the lower part of the valve body, the pressure is introduced from the I = I end, and the sealing surface is closed; When testing the upper part of the valve body and the valve cover, the pressure is introduced f...
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  • Mokhoa oa khatello oa khatello ea liheke tsa heke

    Mokhoa oa khatello oa khatello ea liheke tsa heke

    The strength test of gate valve is the same as that of globe valve. There are two methods for sealing test of gate valve. ① The ram is opened to raise the pressure in the valve to the specified value; Then close the gate valve, take out the gate valve immediately, check whether there is leakage a...
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  • Mokhoa oa khatello ea khatello ea "valve" ea "stop" le "valve"

    Mokhoa oa khatello ea khatello ea "valve" ea "stop" le "valve"

    Bakeng sa teko ea matla ea "valve" ea "stop" le "valve", valve e kopaneng hangata e beoa kahara khatello ea liteko, "disc" ea "valve" ea buloa, sehare se kenngoe ka boleng bo boletsoeng, 'mele le bonnet li hlahlojoa hore li fufulehe le ho dutla. Teko ea matla le eona e ka etsoa ...
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  • Pressure test method of plug valve

    ① During the strength test of the plug valve, the medium is introduced from one end, the other passages are closed, and the plug is rotated to each fully open working position in turn for the test, and the valve body is qualified if no leakage is found. ② During the sealing test, the straight thr...
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  • Pressure test method of butterfly valve

    Pressure test method of butterfly valve

    The strength test of pneumatic butterfly valve is the same as that of stop valve. The sealing performance test of butterfly valve shall introduce test medium from the human end of medium flow, and the butterfly plate shall be opened and the other end shall be closed, and the injection pressure sh...
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  • Mokhoa oa khatello ea khatello ea khatello ea "valve"

    Mokhoa oa khatello ea khatello ea khatello ea "valve"

    ① Teko ea matla ea khatello e fokotsang khatello e bokelloa hangata kamora teko e le 'ngoe, mme e ka lekoa kamora kopano. Nako ea teko ea matla: 1 min bakeng sa DN <50 mm; 2 min bakeng sa DN 65-150 mm; 3 min bakeng sa DN> 150 mm. Kamora hore tšepe e ts'oaroe ka likarolo, ...
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  • Pressure test method of check valve

    Pressure test method of check valve

    Check valve test status: lift check valve disc axis is in the position perpendicular to the horizontal; swing check valve channel axis and disc axis are in the position approximately parallel to the horizontal. During the strength test, the test medium is introduced from the inlet end to the spec...
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  • Pressure test method of ball valve

    Pressure test method of ball valve

    The strength test of pneumatic ball valve should be carried out under the condition of ball half open. ① Sealing test of floating ball valve: put the valve in half open state, introduce test medium into one end and close the other end; rotate the ball several times, open the closed end when the v...
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  • Compound exhaust valve

    Compound exhaust valve

    1、 Equipment introduction The compound exhaust valve is a barrel shaped valve body, which mainly contains a group of stainless steel balls, rods and plugs. The valve is installed at the pump water outlet or in the water supply and distribution pipeline to discharge a large amount of air accumula...
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  • Melemo le likotsi tsa li-valve tse fapaneng

    Melemo le likotsi tsa li-valve tse fapaneng

    1. Valve ea heke: belofo ea heke e bua ka valve eo setho se koalang (RAM) se tsamaeang ka lehlakoreng le shebileng la axis ea kanale. E sebelisoa haholoholo joalo ka ha e seha mohaleng, ke hore, e bulehile ka botlalo kapa e koetsoe. Ka kakaretso, li-valve tsa heke ha li sebelisoe joalo ka ha li laola phallo. E ka sebelisoa bakeng sa te e tlase ...
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  • Khetho le sebaka sa li-valve

    1 、 belofo khetha le boemo bophirima: (1, di-valve sebelisoa ka lipeipi phepelo ea metsi ka kakaretso a khetha ho ea ka melao-motheo e latelang: 1. Ha phala bophara e sa feteng 50mm, belofo setopong lokela ho sebelisoa. Ha phala bophara e moholo ho feta 50mm, belofo hekeng le Bu ...
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  • Kamano lipakeng tsa khatello ea lebitso, khatello ea ts'ebetso le likhatello tse ling

    1, khatello ea lebitso ke PN (MPA) ke eng? Boleng ba tšupiso bo amanang le khatello ea khatello ea likarolo tsa sistimi ea liphaephe bo bua ka moralo o fuoeng khatello e amanang le matla a mochini oa likarolo tsa liphaephe. Khatello ea lebitso ka kakaretso e hlahisoa ke PN. (1) Khatello ea lebitso & ...
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  • The single eccentric butterfly valve market is impressive, including major players Emerson, Flowserve, Cameron, Kitts

    Contrive Datum Insights’ latest report on the single eccentric butterfly valve market provides a brief overview of the industry as well as product definitions and market scope. The sections following the introductory chapter conduct an in-depth study of the single eccentric butterfly valve ...
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  • Emerging trends in the lug butterfly valve market with growth strategies, market dynamics and competitive landscape 2026

    The research done by In4Research provides unique insights into business models, key market dynamics (drivers, constraints, trends and opportunities), competitor analysis, and the respective market shares of the main players in the Lug butterfly valve industry. Market segmentation by company, regi...
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  • resilient seated flanged gate valve

    Giovanni F. Accolla, Franco Cardini, Domenico Del Nero, Giordano Bruno Guerri, Gennaro Malgieri, Gennaro Sangiuliano, Mirella Serri, Marcello Veneziani. Cosìparla la leggenda di Olaf Asterson. Così, Ulaf le le sfere in cue l’essere umano vive le proprie esperienze, “la leggenda del so...
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  • Use species specificity to understand the tropism of human-specific toxins

    Many pathogens produce virulence factors against their natural hosts. Clinically, methicillin-resistant Staphylococcus aureus (MRSA) isolates are highly adapted to humans and produce a series of human-specific virulence factors. One such factor is LukAB, a recently discovered pore-forming toxin t...
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