1. Boholo
Likarolo tsa DN li kenyelletsa DN15mm ~ 600mm (1/2 ”~ 24”) le mekhahlelo ea PN ho tloha PN1.6MPa ~ 20MPa (ANSI CLASS150 ~ 1500) e kentsoeng likhoele, e fapantsoe, BW le SW e ts'oaroa le ho phahamisa valve ea ho hlahloba.
Tšebeliso:
2.1 Valve ena ke ho thibela ho phalla ho mahareng ho ea morao tsamaisong ea lipeipi.
2.2 Boitsebiso ba valve bo khethoa ho latela mahareng.
Belofo 2.2.1WCB ke a loketse bakeng sa metsi, mouoane le oli mahareng jj
2.2.2SS valve e loketse maqhubu a ts'enyeho.
Mocheso:
2.3.1 e tloaelehileng WCB e loketse mocheso -29 ℃ ~ + 425 ℃
2.3.2Alloy valve e loketse temperature≤550 ℃
Motlakase oa 2.3.3SS o loketse mocheso-196 ℃ ~ + 200 ℃
3. Sebopeho le litšobotsi tsa tšebetso
3.1 Sebopeho sa mantlha se ka tlase mona:
3.2 PTFE le graphite e tenyetsehang e amoheloa bakeng sa gasket e senyehang ho netefatsa ts'ebetso ea ho tiisa.
(A) Tjheseletsa theha phahameng khatello ea intša ho tiisoa ha ho phahamisa belofo cheke
(B) Ho tjheseletsa ho theha valve ea ho phahamisa
(C) BW phahamisa Hlahloba belofo (D) Flanged Hlahloba belofo
- 'Mele 2. Disc 3. Shaft 4. Gasket 5. Bonnet
(E) BW Swing Check Valve
(F) Flanged Swing Hlahloba
3.3 Lisebelisoa tsa Main
|
Lebitso |
Boitsebiso |
Lebitso |
Boitsebiso |
|
'Mele |
K'habone Steel, SS, motsoako Steel |
Pin theko |
SS, Cr13 |
|
Tiiso ea Setulo |
Ho shebella13Cr, STL, Rubber |
Joko |
K'habone Steel, SS, motsoako Steel |
|
Disc |
K'habone Steel, SS, motsoako Steel |
Gasket |
PTFE, tenyetsehang graphite |
|
Lefika la Rocker |
K'habone Steel, SS, motsoako Steel |
Bonnet |
K'habone Steel, SS, motsoako Steel |
3.4 Chate ea Ts'ebetso
|
Tekanyo |
Teko ea matla (MPa) |
Teko ea tiiso (MPa) |
Teko ea tiiso ea moea (MPa) |
|
Sehlopha sa 150 |
3.0 |
2.2 |
0.4 ~ 0.7 |
|
Sehlopha sa 300 |
7.7 |
5.7 |
0.4 ~ 0.7 |
|
Sehlopha sa600 |
15.3 |
11.3 |
0.4 ~ 0.7 |
|
Sehlopha sa 900 |
23.0 |
17.0 |
0.4 ~ 0.7 |
|
Sehlopha sa 1500 |
38.4 |
28.2 |
0.4 ~ 0.7 |
|
Tekanyo |
Teko ea matla (MPa) |
Teko ea tiiso (MPa) |
Teko ea tiiso ea moea (MPa) |
|
16 |
2.4 |
1.76 |
0.4 ~ 0.7 |
|
25 |
3.75 |
2.75 |
0.4 ~ 0.7 |
|
40 |
6.0 |
4.4 |
0.4 ~ 0.7 |
|
64 |
9.6 |
7.04 |
0.4 ~ 0.7 |
|
100 |
15.0 |
11.0 |
0.4 ~ 0.7 |
|
160 |
24.0 |
17.6 |
0.4 ~ 0.7 |
|
200 |
30.0 |
22.0 |
0.4 ~ 0.7 |
4. Khopolo-taba ea mosebetsi
Hlahloba belofo ka tsela e iketsang bula le koala disk ho thibela phallo mahareng khutlela morao ke phallo mahareng.
5. Litekanyetso tsa valve tse sebetsang empa ha li felle ho:
1, API 6D-2002, 2, ASME B16.5-2003
ASME B16.10-2000, 4, API 598-2004, 4
5, GB / T 12235-1989, 6, GB / T 12236-1989
） 7, GB / T 9113.1-2000, 8, GB / T 12221-2005, 9, GB / T 13927-1992
6. Ho boloka le ho boloka & ho kenya le ts'ebetso
6.1 belofo lokela ho bolokoa ka omileng le hantle ventilated kamoreng .the lipheletsong temana lokela plugged le likoahelo.
Li-valve tsa 6.2 tse tlas'a polokelo ea nako e telele li lokela ho hlahlojoa le ho hloekisoa khafetsa, haholo-holo litulo tse lutseng ho thibela tšenyo ea eona, 'me sefahleho sa litulo se lokela ho koaheloa ka mafome a thibelang oli
Ho tšoaea belofo ho lokela ho hlahlojoa ho latela ts'ebeliso.
Karolo ea 6.4 ea belofo le bokaholimo ba tiiso li lokela ho hlahlojoa pele ho kenyelletsoa le ho tlosa litšila haeba li le teng.
6.5Arrow direction e lokela ho ts'oana le tsela ea phallo.
6.6 Ho phahamisa valve e emeng ka lehlakoreng le emeng e lokela ho kengoa ka tatellano ho lipeipi. Ho phahamisa li-valve tsa ho hlahloba disk tse sa tebang ho lokela ho kenngwa holima phala.
6.7 Thothomelo e lokela ho hlahlojoa 'me phetoho ea khatello ea lipeipi e lokela ho tsejoa ho thibela phello ea metsi.
- Mathata a ka bang teng, lisosa le mokhoa oa ho lokisa
|
Mathata a ka bang teng |
Lisosa |
Tekanyo ea tokiso |
|
Disc e ke ke ea bula kapa ea koaloa |
|
|
|
Ho dutla |
|
|
|
Lerata le Thothomelo |
|
8. Waranti
Kamora hore belofo e sebelisoe, nako ea netefatso ea belofo ke likhoeli tse 12, empa ha e fete likhoeli tse 18 kamora letsatsi la pelehi. Nakong ea waranti, moetsi o tla fana ka litšebeletso tsa tokiso kapa likarolo tse sa lefelloeng bakeng sa tšenyo e bakoang ke thepa, moetso kapa tšenyo ha feela ts'ebetso e nepahetse.
Nako ea poso: Nov-10-2020