0102030405
Lisebelisoa tsa valve ea tšepe, moralo, litlhoko tsa tlhahlobo Litlhoko tsa kakaretso tsa valve ea tšepe
2022-11-21
Lisebelisoa tsa li-valve tsa tšepe, moralo, litlhoko tsa tlhahlobo Litlhoko tsa kakaretso tsa valve ea tšepe Tekanyetso ena e totobatsa likhatello le mocheso oa mocheso, lisebelisoa, litlhoko tsa moralo, tlhahlobo le tlhahlobo, tlhahlobo ea ho tšoaea le e sa senyeheng le tokiso ea li-valve tsa tšepe. Ka har'a litekanyetso tsa sehlopha sa khatello ea kelello, tekanyo e bohareng pakeng tsa litekanyetso tse thathamisitsoeng tsa mocheso kapa likhatello tsa khatello li ka khethoa ka ho fetolela ka mela. Empa bakeng sa li-valve tse nang le flanged, mokhoa oa ho kenyelletsa linear ha o lumelloe ho fumana khatello ea lebitso. Mocheso o lumellanang le khatello e lekantsoeng ke mocheso o lekantsoeng oa ntlo ea khatello, e ts'oanang le mocheso oa mocheso ho eona. 1 Range Tekanyetso ena e totobatsa likhatello le mocheso oa mocheso, lisebelisoa, litlhoko tsa moralo, tlhahlobo le tlhahlobo, tlhahlobo ea ho tšoaea le e sa senyeheng le tokiso ea li-valve tsa tšepe. Tekanyetso ena e sebetsa ho lisebelisoa tse thathamisitsoeng ho Lethathamo la 1. 'Mele o ka' na oa lahleloa, oa etsoa le ho ts'oaroa, likhokahano tsa ho qetela li ka ba le flanged, threaded le welded, le bakeng sa li-valve tse nang le li-clip-mounted le single-flanged. Tekanyetso ena e sebetsa ho mefuta e fapaneng ea li-valve: a) Khatello ea lebitso PN16 ~ PN760 li-valve, khatello ea lebitso la PN760 * e loketse li-valve tsa ho qetela tsa welding; b) Boholo ba lebitso ha bo fete DN125. Belofo e kopanyang ea flange le belofo ea ho tjheseletsa e hokelang butt; c) Li-valve tsa ho qetela tse cheselitsoeng le li-valve tse nang le khoele tse nang le boholo bo sa feteng DN65: d) li-valve tse kentsoeng ka khoele tse nang le mocheso o sa feteng 540 ℃ le khatello ea lebitso ha e fete PN420; e) Li-valve tse nang le matlapa tse nang le khatello ea lebitso PN16~PN25, mocheso o lekantsoeng o sa feteng 540℃ 2 Litokomane tse tloaelehileng tsa litšupiso Mantsoe a hlahang litokomaneng tse latelang e ba lipehelo tsa Maemo ana ho latela Tekanyetso ena. Bakeng sa litemana tsa khale, litokiso tsohle tse latelang (ho sa kenyeletsoe liphoso) kapa liphetoho ha li sebetse Tekanyetsong ena, leha ho le joalo, ba amehang litumellanong tlas'a Tekanyetso ena ba khothalletsoa ho hlahloba tšebeliso ea liphetolelo tsa litokomane tsena. Bakeng sa litšupiso tse se nang nako, liphetolelo tsa bona li sebetsa ho latela maemo ana. GB 150-1998 tšepe khatello sejana GB/T 193-2003 Tloaelehileng Thread Diameter le screw series (ISO 261:1998,MOD) GB/T 197-2003 Common thread tolerance (ISO 965-1:1998,MOD) GB/T 228 -2002 Lisebelisoa tsa tšepe -- mokhoa oa ho etsa liteko ka mocheso oa kamore (eqvISO 6892:1998) Letlapa le letenya le kolobisitsoeng le chesang (neq TOCT 1577) GB/T 1047-2005 Likarolo tsa liphaephe DN (litekanyo tse ikhethang) -- Tlhaloso le kgetho (ISO 6708:1996, > GB/T 1048-2005 Pipe element PN(nominal khatello) tlhaloso le khetho (ISO/CD7268:1996.) > Low alloy sheet sheet for cryogenic pressure vessels Stainless steel hot rolled steel sheet (neq JIS 64304: 1984) GB/T 6654-1996 Letlapa la tšepe bakeng sa likepe tsa khatello GB/T 7306-2000 likhoele tsa Pipe, 55 ° tiisitsoe (eqv ISO 7-1: 1994) GB/T 9113 ~ 9123-2000 Specification phala flange GB/T 9124-2000 tšepe phala flanges GB/T12220 Universal Valve letshwao (GB/T12220-1989, > GB/T12221 tšepe sebopeho phunyang bolelele (GB/T12221--2005, ISO 5752; 1982 , MOD) GB2 kakaretso 12 kakaretso 1 valve carbon steel forgings maemo a botekgeniki GB/T 12229 kakaretso belofo khabone tšepe castings lintlha tsa botekgeniki GB/T 12230 sepheo se akaretsang belofo austenitic tšepe castings lintlha tsa botekgeniki GB/T 12716-2002 60° tiisitsoe phala khoele (eqv ASME B1.20.1:1992) GB /T 13927 Teko e akaretsang ea khatello ea valve (neq ISO 5208:1982) Li-tubes tsa tšepe tse se nang seamless bakeng sa sepalangoang sa mokelikeli GB/T 14976-2002 GB/T 1751-1992 Li-valve tsa tlhophiso, likhokahano tsa weld le lipeipi li qetella litekanyo Li-valve tsa tšepe. ) Tekanyetso ena e sebetsa ho lisebelisoa tse fapa-fapaneng tse thathamisitsoeng ho Lethathamo la 1. 'Mele o ka lahleloa, oa etsoa kapa oa chesetsoa, 'me likhokahano tsa ho qetela li ka ba le flanged, threaded kapa welded, hammoho le li-valve bakeng sa clip-on le single-flange mounting. Lipehelo tse litokomaneng tse latelang li fetoha lipehelo tsa Maemo ana ho latela Tekanyetso ena. Bakeng sa litemana tsa khale, litokiso tsohle tse latelang (ho sa kenyeletsoe liphoso) kapa liphetoho ha li sebetse Tekanyetsong ena, leha ho le joalo, ba amehang litumellanong tlas'a Tekanyetso ena ba khothalletsoa ho hlahloba tšebeliso ea liphetolelo tsa litokomane tsena. Tekanyetso ena e sebetsa ho litšupiso tsohle tse se nang nako. 1 Range Tekanyetso ena e totobatsa likhatello le mocheso oa mocheso, lisebelisoa, litlhoko tsa moralo, tlhahlobo le tlhahlobo, tlhahlobo ea ho tšoaea le e sa senyeheng le tokiso ea li-valve tsa tšepe. Tekanyetso ena e sebetsa ho lisebelisoa tse thathamisitsoeng ho Lethathamo la 1. 'Mele o ka' na oa lahleloa, oa etsoa le ho ts'oaroa, likhokahano tsa ho qetela li ka ba le flanged, threaded le welded, le bakeng sa li-valve tse nang le li-clip-mounted le single-flanged. Tekanyetso ena e sebetsa ho mefuta e fapaneng ea li-valve: a) Khatello ea lebitso PN16--PN760 valve, khatello ea lebitso la PN760 e loketse li-valve tsa ho qetela tsa welding; b) Li-valve tsa ho qetela tse nang le mahlakore a mabeli le li-valve tse qetellang tse cheselitsoeng ka holimo tsa boholo bo sa feteng DN1250; c) Li-valve tsa ho qetela tse cheselitsoeng le li-valve tsa ho qetela tse nang le khoele tse nang le boholo bo sa tloaelehang ho feta DN65: d) Li-valve tse nang le lipheletso tsa khokahanyo tseo mocheso oa tsona o sa feteng 540 ℃ le khatello ea lebitso ha e fete PN420; e) Li-valve tse nang le matlapa tse nang le khatello ea lebitso PN16~PN25, mocheso o lekantsoeng o sa feteng 540℃ 2 Litokomane tse tloaelehileng tsa litšupiso Mantsoe a hlahang litokomaneng tse latelang e ba lipehelo tsa Maemo ana ho latela Tekanyetso ena. Bakeng sa litemana tsa khale, litokiso tsohle tse latelang (ho sa kenyeletsoe liphoso) kapa liphetoho ha li sebetse Tekanyetsong ena, leha ho le joalo, ba amehang litumellanong tlas'a Tekanyetso ena ba khothalletsoa ho hlahloba tšebeliso ea liphetolelo tsa litokomane tsena. Tekanyetso ena e sebetsa ho litšupiso tsohle tse se nang nako. GB 150-1998 tšepe khatello sekepe GB/T 193-2003 Tloaelehileng Thread bophara le sekontiri se metsi (ISO 261:1998, MOD) GB/T 197-2003 Common thread tolerance (ISO 965-1; 1998, MOD) GB/T 228 -2002 Lisebelisoa tsa tšepe -- Teko e thata ka mocheso oa kamore (eqv IS0 6892:1998) Letlapa le lengata le chesang le letenya le lesela le sephara (neq TOCT 1577) GB/T 1047-2005 Lisebelisoa tsa liphaephe DN (litekanyo tse ikhethang) -- Tlhaloso le khetho (ISO 6708:1995,> GB/T 1048-2005 Pipe element PN(nominal pressure) tlhaloso le khetho (ISO/CD 7268:1996.) > Low alloy steel sheet bakeng sa likepe tsa khatello ea cryogenic Stainless steel hot rolled steel sheet ( neq JIS 64304: 1984) Lipoleiti tsa tšepe bakeng sa likepe tsa khatello GB/T 7306-2000 Ho koala khoele ea pipe (eqv 1SO 7-1: 1994) GB/T 9113-- 9123-2000 phala ea tšepe ea tšepe Tlhaloso ea GB/T 9120-200 tšepe pipe flanges GB/T 12220 Universal Valve letšoao (GB/T 12220-1989,> GB/T12221 Metal valve structure length (GB/T12221--2005, ISO 5752:1982 MOD) GB/T 12228 kakaretso belofo carbon steel forgings maemo a botekgeniki GB/T 12229 kakaretso belofo carbon steel castings lintlha tsa tekheniki GB/T 12230 sepheo se akaretsang belofo austenitic steel castings lintlha tsa botekgeniki GB/T 12716-2002 60° khoele e tiisitsoeng ea phala (eqv ASME B1.20.1:1992) GB/T 13927 Khatello e akaretsang ea belofo teko (ney ISO5X208:1982) Li-tubes tsa tšepe tse se nang seamless bakeng sa lipalangoang tsa mokelikeli Lintho tsa sebopeho sa li-valve -- likhokahano tsa socket welding le li-piping ends -- litekanyo JB 4726--2000 forgings ea carbon le low alloy steel bakeng sa likepe tsa khatello JB 4727-200. Lijana tsa khatello ea mocheso o tlase tse nang le k'habone le tšepe e tlase ea alloy forgings JB 4728-200. Lisebelisoa tsa tšepe tse sa hloekang bakeng sa likepe tsa khatello Litlhaloso tsa JB/T 5263 Power Station Valve Steel Castings (ney ANSI/ASTM A217M) JB/T 6439 compression compression cast steel magnetic particle tlhahlobo Tlhahlobo ea radiographic ea likarolo tsa tšepe tsa compression tsa JB/T 6440 Valve JB/ T 6902 valve cast steel - mokhoa oa teko bakeng sa ho kenella ha metsi JB/T '6903 valve forged steel parts ultrasonic inspection method JB/T 7248 valve e tlaase mocheso o lahlele lintlha tsa tšepe JB/T 7927 valve steel castings ponahalo litlhoko tsa boleng 3 Khatello ho mocheso oa mocheso 3.1 Overview 3.1.1 tekanyo ea khatello-mocheso 3.1.2 Tekanyo ea khatello ea mocheso e tla ba joalokaha e hlalositsoe ho Lethathamo la 2, 'me e tla ba joalokaha ho boletsoe ho GB/T 9124-2000 ntle le ha ho boletsoe ho Lethathamo la 2. litlhoko tsa tekanyetso ena, ntle le tse finyellang litlhoko tsa NDT tsa li-valve tsa Sehlomathiso sa C, li khethiloe e le li-valve tsa maemo a tloaelehileng a khatello e nang le litekanyetso tsa mocheso-mocheso joalokaha ho boletsoe ho 3.1.1. 3.1.3 Li-valve tsa boemo ba khatello e khethehileng Li-valve tse finyellang litlhoko tsa 3.1.2 le tse finyellang litlhoko tsa NDT tsa Li-valve tsa Sehlomathiso sa C li na le litekanyetso tsa mocheso-mocheso joalokaha ho boletsoe ho litafole D.1L ho ea ho D.12 ho Sehlomathiso D. Tekanyo e khethehileng ea khatello e etsa joalo. ha e sebetse ho li-valve tsa ho qetela tse nang le flanged. 3.1.4 Balofo e lekantsoeng ea Mahareng Ka har'a litekanyetso tsa sehlopha sa khatello ea lebitso, tekanyo e bohareng pakeng tsa litekanyetso tse thathamisitsoeng tsa mocheso kapa likhatello tsa khatello e ka khethoa ka ho kenyelletsa mela. Empa bakeng sa li-valve tse nang le flanged, mokhoa oa ho kenyelletsa linear ha o lumelloe ho fumana khatello ea lebitso. 3.1.5 Kopano ea li-welds Li-valve tse cheselitsoeng ka botlalo kapa ka karolo e 'ngoe le li-castings, forgings, lithupa, lipoleiti kapa liphaephe li tla finyella litlhoko tse latelang: a) Welding le mocheso oa mocheso oa li-welds li tla etsoa ho latela lipehelo tsa GB 150-1998 ; b) Tlhahlobo le kamohelo ea weld li tla tsamaellana le lipehelo tsa GB 150-1998; c) Litlhoko tse ka holimo ha li sebetse ho tiisoa kapa ho tjheseletsa li-attachment, joalo ka ho tjheseletsa ha litiiso tse ka morao, masale a setulo, mekotla ea ho phahamisa le lisebelisoa tse thusang.