Valve sealing surface atana surfacing material thlan chhuah

Steel valve-te sealing surface (DC341X-16 A rilru a buai em em a, a rilru a hah em em bawk a) hi a tlangpuiin (TWS valve a ni)surfacing welding hmanga siam a ni. Valve surfacing atana hman tur thilte hi alloy chi hrang hrangah chi hrang hrang 4-ah then a ni a, chungte chu cobalt-based alloy, nickel-based alloy, iron-based alloy, leh copper-based alloy te an ni. Heng alloy materials te hi electrode, welding wire (flux-cored wire telin), fluxes (transition alloy fluxes telin) leh alloy powder, etc. ah siam niin, manual arc welding, oxyacetylene flame welding, tungsten argon arc welding, submerged arc automatic welding leh plasma arc welding hmanga surfacing an ni.

Valve sealing surface surfacing materials thlan dan (DC341X3-10 a niA rilru a buai em em a, a rilru a hah em em bawk a. eccentric butterfly valvebody sealing ring) hi a tlangpuiin valve hman dan temperature, hnathawhna pressure leh corrosiveness, emaw valve chi hrang hrang, sealing surface structure, sealing specific pressure leh allowable specific pressure, emaw enterprise siam leh siam dan, hmanrua processing capacity leh surfacing technical ability leh a hmangtute mamawh danah a innghat a ni. Optimized design pawh hman tur a ni a, sealing surface material man tlawm, siam chhuah dan awlsam leh siam chhuah efficiency sang tak chu (D341X3-16 A flang pahnih nei, concentric butterfly valve )valve a ni.

Valve sealing surface surfacing atana hman tur material thenkhat hian form pakhat chauh an nei a, electrode emaw welding wire emaw alloy powder emaw an nei a, chuvangin surfacing method pakhat chauh hman theih a ni. Ṭhenkhat chu welding rod, welding wire emaw alloy powder chi hrang hranga siam a ni a, stellite l 6 alloy, welding rod pahnih (D802), welding wire (HS111) leh alloy powder (PT2102) te, chutah chuan manual arc welding, oxy2acetylene flame welding, tungsten argon arc welding, wire feeding plasma arc welding leh powder plasma arc welding leh hmanraw dangte pawh surfacing welding atan hman theih a ni. Valve sealing surface atana surfacing materials kan thlan dawn hian technology puitling tak, simple process leh enterprise-in production efficiency sang tak hmanga surfacing method thlan dan kan ngaihtuah tur a ni a, chutiang chuan sealing surface-a surfacing siamnaah a performance tihhlawhtlin a nih theih nan.

Sealing surface hi valve (D371X-10 Wafer hnim hring valve), leh a quality hian valve service life a nghawng nghal vek bawk. Valve sealing surface-a material thlan dik hi valve service life tihchangtlunna kawng pawimawh tak pakhat a ni. Valve sealing surface material thlan kawngah hian hriatthiam lohna a awm loh tur a ni.

Thudik lo 1: Valve khauhzia (D371X3-16C a ni) sealing surface material a sang a, a wear resistance pawh a tha.

Experiment-ah chuan valve sealing surface material-a wear resistance chu metal material-a microstructure atanga teh a ni tih hmuhchhuah a ni. Metal material thenkhat, matrix atana austenite leh hard phase structure tlemte nei te hi a khauh vak lo a, mahse an wear resistance a tha hle. Valve sealing surface hian hardness sang tak a nei a, chu chu medium chhunga hard debris-in a hliam leh a hrual loh nan a ni. Thil zawng zawng ngaihtuah chuan hardness value HRC35~45 hi a dik vek.

Thudik lo 2: Valve sealing surface material man a to a, a performance pawh a tha hle.

Material pakhat man hi a commodity characteristic a ni a, material performance erawh chu a physical characteristic a ni a, an pahnih inkarah hian inzawmna tul tak a awm lo. Cobalt-based alloy-a cobalt metal hi thil lakluh atanga lo chhuak a ni a, a man pawh a to hle a, chuvangin cobalt-based alloy materials man pawh a to hle. Cobalt-based alloy hi temperature sang takah chuan wear resistance tha tak a nei a, normal leh medium temperature condition-a hman a nih chuan a man/performance a sang hle thung. Valve sealing surface material thlan kawngah hian man/performance hniam tak tak thlan tur a ni.

Thudik lo 3: Valve sealing surface material hian corrosive medium chak takah corrosion resistance tha tak a neih chuan corrosive media dang nen a inmil tur a ni.

Metal material-a corrosion resistance hian a complex mechanism a nei a, material pakhat hian corrosive medium chak takah corrosion resistance tha tak a nei a, a condition pawh a danglam deuh a, temperature emaw medium concentration emaw a ni a, corrosion resistance a danglam bawk. Corrosive medium dang tan chuan corrosion resistance a inang lo zawk. Metal material-te corrosion resistance chu experiment hmang chauhin hriat theih a ni a, a kaihhnawih thilte atanga reference atan a kaihhnawih condition te chu hriatthiam a ngai a, mitdel anga loan lak loh tur a ni.