I-American Standard WeldingIvalve yePlagIngcaciso emfutshane:
Ivalve yeplagi inesakhiwo esilula, ukutshintshwa okukhawulezayo, ukuxhathisa ulwelo oluncinci, kunye nokusebenza ngokukhawuleza kwe-angular stroke.Kwimeko engxamisekileyo njengengozi, umbhobho unokudityaniswa ngokukhawuleza okanye uqhawulwe.Xa kuthelekiswa neevalvu zesango kunye neglowubhu yeglowubhu, umsebenzi ubhetyebhetye ngakumbi kwaye iswitshi ikhawuleza.Ivalve yeplagi isebenzisa umzimba weplagi onomngxuma ophumelayo njengelungu lokuvula kunye nokuvala, kunye nomzimba weplagi ujikeleza kunye nesiqu sevalve ukuqonda isenzo sokuvula nokuvala.
Uluhlu lwesicelo sevalvu edityanisiweyo yaseMelika esemgangathweni:
Ivalve ye-socket ye-American welding welding ferrule valve ifanelekile kwimibhobho yoxinzelelo oluqhelekileyo CLASS150~CLASS600LB, ubushushu obusebenzayo obuyi -29°C~180°C kwipetroleum, imichiza, amayeza, isichumisi, ishishini lamandla ombane, njl.
Iimpawu zesakhiwo sevalvu yeplagi edityanisiweyo yaseMelika:
1. Imveliso inesakhiwo esifanelekileyo, ukutywinwa okuthembekileyo, ukusebenza kakuhle kunye nokubonakala okuhle.
I-2, ukutywinwa kwe-valve ye-socket welding plug kufezwa ngokutywinwa kwendawo ejikeleze i-ferrule.Eyodwa 360° intsimbi yokukhusela umlomo wentsimbi.
3. Ivalve ayinamngxuma wokuqokelela indawo ephakathi.
I-4, umlomo wensimbi unika umphumo wokuzihlambulula xa iqhude liguqulwa, lilungele i-viscous kunye nokulula ngokulula.
I-5, ukuhamba ngeendlela ezimbini, kulula ukuyisebenzisa kunye nokuyifaka.
6. Izinto eziphathekayo kunye nobukhulu be-flange bamacandelo anokuthi ahambelane ngokufanelekileyo ngokweemeko zangempela zokusebenza okanye iimfuno zomsebenzisi ukuhlangabezana neemfuno ezahlukeneyo zobunjineli.
Ukucaciswa koMgangatho weValve ye-Welding Plug yaseMelika:
Uyilo kunye nemigangatho yokuvelisa: API599, API6D
Umgangatho wobude besakhiwo: ASME B16.10
Uqhagamshelo lweflange umgangatho: ASME B16.5
Iqondo lobushushu boxinzelelo: ASME B16.34
Umgangatho wokuhlolwa kovavanyo: API598.API6D
Iiparamitha zobugcisa zeplagi edityanisiweyo yaseMelika:
Uxinzelelo lwegama (LB) | Uxinzelelo lovavanyo lweqokobhe (MPa) | Uxinzelelo lovavanyo lwetywina (MPa) | ubushushu (℃) | Ukusebenzisa imidiya |
150 | 3.0 | 2.2 | ≤180℃ | WOG |
300 | 7.5 | 5.5 | ||
600 | 15.0 | 11.0 | ||
900 | 22.5 | 16.5 |
Iinxalenye zevalvu yeplagi edityanisiweyo yaseMelika kunye neemeko zokusebenza:
Into | Amacandelo | Izinto eziphathekayo |
1 | Umzimba | ASTM A216 WCB ASTM A217-WC1,WC6,WC9,C5 ASTM A351-CF8,CF8M,CF3,CF3M |
2 | Umkhono | PTFE |
3 | Iplagi | I-ASTM A182-Gr.F6a ASTM A182-F22 ASTM A182-F304,F316,F321,F304L,F316 |
4 | Gasket | I-Flexible + iStainless Steel |
5 | I-Adj.Gasket | I-ASTM A182-Gr.F6a ASTM A182-F22 ASTM A182-F304,F316,F321,F304L,F316 |
6 | Ibhonethi | ASTM A216 WCB ASTM A217-WC1,WC6,WC9,C5 ASTM A351-CF8,CF8M,CF3,CF3M |
7 | Ibholt | I-ASTM A193-B7,A320-B8,A193-B8M |
8 | Nut | I-ASTM A194-2H, A194-8, A194-8M |
9 | Ibholt | I-ASTM A193-B7,A320-B8,A913-B8M |
10 | Phatha | I-ASTM A105-WCB |
Imiyalelo yofakelo lwevalvu yeplagi edityanisiweyo yaseMelika esemgangathweni:
1. Shiya indawo apho isiqu sevalve sijikeleza khona.
2. Ayinakusetyenziselwa ukungqusha.
3. Ivalve yebhola enomatshini wokusasaza kufuneka ifakwe ime nkqo.