Flange e bataletseng ea tjheseletsa ke chelete-karolo ea khokahanyo e sebetsang e etselitsoeng ho thellela pheletsong ea liphaephe 'me e be fillet e cheselitsoeng ho khetla ea liphaephe, e fapaneng le mefuta ea molala-ka ho hloka sebaka se sephara. E entsoe haholo ka-ka lipoleiti tsa tšepe tsa boleng bo holimo (joalo ka Q235B, S235JR, kapa SS400) kapa li-ring tse ferekaneng, li-flange tsena li entsoe ka tsela e bonolo le ho fokotsa tšebeliso ea lintho. Bore e ka hare e kholoanyane ho feta bophara ba phala e ka ntle, e leng se lumellang hore ho be bonolo ho fetola bolelele ba liphaephe pele ho tjheseletsa, e leng ho fokotsang haholo nako ea ho etsoa. Li loketse ka kotloloho lits'ebetso tsa khatello e tlase{{9}ho{10}}ho{10}}bohareng, li sebelisa Flat Face (FF) kapa Raised Face (RF) e koalang bokaholimo ho hatella likhasete hantle.
Libaka tsa Kopo
Ka kakaretso meralo ea motheo, flange ea tjheseletsa e bataletseng ke khetho e ratoang bakeng sa sistimi ea liphaephe moo khatello e matla, ho thothomela ho matla, kapa maqhubu a mokelikeli a feteletseng a leng sieo. Li sebelisoa haholo marang-rang a kabo ea metsi a masepala, lits'ebetso tsa nosetso, le likhoele tsa metsi a timang mollo ka lebaka la molemo oa tsona oa moruo le boiketlo ba ho bokana. Ho feta moo, li-flanges tsena ke likarolo tse tloaelehileng indastering ea kaho ea likepe le lisebelisoa tsa metsi tse pholileng tse potolohang setsing sa motlakase, moo li hokelang li-valve tse tlase-li-valve le lipompo ntle le ho hloka tokiso e nepahetseng e hlokahalang bakeng sa mefuta e meng ea li-butt{3}}ea weld.
Litifikeiti le Maemo
Re netefatsa hore tlhahiso ea rona ea flange e bataletseng e kopana le litlhaloso tse thehiloeng tsa machaba, ho kenyeletsoa GB/T 9119, DIN 2573/2576, JIS B2220, le EN 1092-1. Sistimi ea rona ea taolo ea boleng e sebetsa tlasa setifikeiti sa ISO9001 le ISO14001, e netefatsa ts'ebetso e tsitsitseng ea thepa ho tloha poleiting ea tšepe e tala ho ea sehlahisoa se felileng. Ho feta moo, ho latela melao ea EU Pressure Equipment Directive (PED) e tiisa hore likarolo tsena li kopana le thepa ea mochini le litekanyetso tsa polokeho tse hlokehang bakeng sa mebaraka e laoloang ea indasteri.
Feme ea Rona
Setsing sa rona sa tlhahiso sa Yanshan County Development Zone, flange e 'ngoe le e 'ngoe ea tjheseletsa e bataletseng e sebetsoa ka ho cheka-ka lebelo le leholo-ho cheka li-spindle le ho phethoha ka mokhoa o nepahetseng oa CNC ho etsa bonnete ba hore masoba a bolutu a eme hantle le hore sefahleho se bataletse. Re na le bokhoni ba ho etsa li-flange tsena ho pholletsa le mefuta e mengata ea boholo (DN15 ho ea ho DN2000), e tšehetsang mekhoa e tloaelehileng ea ho cheka ho latela litekanyetso tsa GOST, JIS, kapa DIN ho lumellana le litlhoko tse khethehileng tsa sebaka. Ts'ebetso ea rona e ntlafalitsoeng ea tlhahiso e re lumella ho fetoha ka potlako ha litheko tse kholo, ka tlhahlobo e tiileng e entsoeng ho netefatsa bophara ba bokahare ba boro le boleng ba sefahleho pele ho sebelisoa tšireletso e thibelang{6}} rust.
Lipotso tse atisang ho botsoa (FAQ)
P: Phapang e kholo ke efe pakeng tsa Flat Welding (Plate) flange le Weld Neck flange?
A: Flat Welding flange e thella holim'a phala 'me e na le fillet e cheselitsoeng, e leng ho nolofalletsang ho lumellana le ho theko e tlaase ho hlahisa. Weld Neck flange e na le hub e tepeletseng e butse-chelleliloeng ho phaephe, e fanang ka matlafatso a hlokahalang bakeng sa ts'ebeliso ea-khatello e phahameng kapa{3}}e phahameng.
P: A na u ka hlahisa li-flange tsee ka poleiti ea tšepe?
A: Ho joalo. Bakeng sa likhatello tse tlase tsa khatello (joaloka PN6 kapa PN10), hangata re li etsa ho tsoa ho lipoleiti tsa tšepe tsa carbon tse netefalitsoeng, tse fokotsang litšenyehelo. Bakeng sa likhatello tse phahameng tsa khatello, re sebelisa li-rings tse ferekaneng ho etsa bonnete ba hore ho na le thepa e ngata haholo.
P: Sefahleho se tloaelehileng sa ho tiisa bakeng sa li-flange tsee ke sefe?
A: Lifahleho tse tloaelehileng tsa ho tiisa ke Flat Face (FF) le Raised Face (RF). Re ka etsa mochini oa sefahleho se thata (serrated kapa boreleli) ho latela mofuta oa gasket eo u ikemiselitseng ho e sebelisa.
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