Lisebelisoa tsa tšepe tsa tšepe
1. Tšepe ea carbon
Mocheso o phahameng ka ho fetisisa oa ho sebetsa o khothalletsoa hore o se ke oa feta 538 ¡æ, haholo-holo ha seaplane e le oxidizing. Letlapa la tšepe la boleng bo phahameng le lesesaane la khabone ha lea lokela lisebelisoa tse sebelisetsoang ho etsa tharollo ea letsoai la inorganic acid, neutral kapa acid. Haeba tšepe ea carbon e le tlas'a khatello ea kelello, tekanyo ea kotsi ea thepa tlas'a boemo ba metsi a chesang e phahame haholo. Li-gaskets tsa tšepe tsa carbon hangata li sebelisoa bakeng sa likhakanyo tse phahameng tsa asiti le litharollo tse ngata tsa alkali. Brinell hardness e ka ba 120.
2.304 tšepe e sa hloekang
18-8 (chromium 18-20%, nickel 8-10%), le mocheso o phahameng o khothalletsoang oa ho sebetsa o ke ke oa feta 760 ¡æ. Mocheng oa mocheso oa - 196 ~ 538 ¡æ, ho senyeha ha khatello ea kelello le moeli oa lijo-thollo ho bonolo ho etsahala. Brinell hardness 160.
3.304l tšepe e sa hloekang
Khabone ha ea lokela ho feta 0.03%. Mocheso o phahameng o khothalletsoang oa ho sebetsa ha oa lokela ho feta 760 ¡æ. Khanyetso ea kutu e tšoana le tšepe e sa hloekang ea 304. Likahare tsa khabone tse tlase li fokotsa ho na ha k'habone ho tloha letlapeng, 'me moeli oa lijo-thollo o hanyetsa ho bola o phahame ho feta oa tšepe e sa hloekang ea 304. Brinell hardness e ka ba 140.
4.316 tšepe e sa hloekang
18-12 (chromium 18%, nickel 12%), eketsa ka 2% molybdenum ka 304 tšepe e sa hloekang. Ha mocheso o ntse o eketseha, matla a eona le ho hanyetsa ho bola hoa ntlafala. Ha mocheso o eketseha, o na le khanyetso e phahameng ea creep ho feta litšepe tse ling tse tloaelehileng tse sa hloekang. Mocheso o phahameng o khothalletsoang oa ho sebetsa ha oa lokela ho feta 760 ¡æ. Brinell hardness e ka ba 160.
5.316l tšepe e sa hloekang
Mocheso o phahameng o khothalletsoang o tsoelang pele oa ho sebetsa ha oa lokela ho feta 760 ¡æ ~ 815 ¡æ. Ha e bapisoa le tšepe e sa hloekang ea 316, e na le khanyetso e ntle ea khatello ea maikutlo le ho hanyetsa kutu ea moeli oa lijo-thollo. Brinell hardness e ka ba 140.
6.20 motsoako
45% tšepe, 24% nickel, 20% chromium le palo e nyenyane ea molybdenum le koporo. Mocheso o phahameng o khothalletsoang oa ho sebetsa o se ke oa feta 760 ¡æ ~ 815 ¡æ. E loketse ka ho khetheha lisebelisoa tsa ho etsa thepa tse hananang le kutu ea sulfuric acid, e nang le boima ba Brinell bo ka bang 160.
7. Aluminium
Aluminium (litaba tse seng ka tlase ho 99%). Aluminium e na le khanyetso e ntle ea kutu le ts'ebetso, e loketseng ho etsa li-gasket tse habeli. Brinell hardness e ka ba 35. Mocheso o phahameng o khothalletsoang o tsoelang pele oa ts'ebetso o se ke oa feta 426 ¡æ.
8. Koporo e khubelu
Sebopeho sa koporo e khubelu se haufi le koporo e hloekileng, e nang le silevera e nyenyane ho eketsa mocheso oa eona o tsoelang pele oa ho sebetsa. Ho khothalletsoa hore mocheso o phahameng o tsoelang pele oa ho sebetsa o se ke oa feta 260 ¡æ. Brinell hardness e ka ba 80.
9. Koporo
(koporo 66%, zinki 34%), e na le khanyetso e ntle ea kutu tlas'a maemo a mangata a sebetsang, empa ha e loketse acetic acid, ammonia, letsoai le acetylene. Ho khothalletsoa hore mocheso o phahameng o tsoelang pele oa ho sebetsa o se ke oa feta 260 ¡æ. Brinell hardness e ka ba 58.
10. Hastelloy B-2
(26-30% molybdenum, 62% nickel le 4-6% tšepe). Mocheso o phahameng o khothalletsoang oa ho sebetsa ha oa lokela ho feta 1093 ¡æ. E na le ts'ebetso e ntle ea mocheso le hydrochloric acid corrosion performance. E boetse e na le khanyetso e ntle haholo ho kutu ea khase ea hydrogen chloride, sulfuric acid, phosphoric acid le ho fokotsa ho bola ha tharollo ea letsoai. E na le matla a phahameng mochesong o phahameng. Brinell hardness e ka ba 230.
11. Hastelloy C-276
16-18% molybdenum, 13-17.5% chromium, 3.7-5.3% tungsten, 4.5-7% tšepe, 'me tse ling kaofela ke nickel). Mocheso o phahameng o khothalletsoang oa ho sebetsa ha oa lokela ho feta 1093 ¡æ. E na le khanyetso e ntle haholo ea kutu. E na le khanyetso e ntle ea kutu ho asiti e batang ea nitric kapa asiti ea nitric e belang e nang le motsoako oa 70%, e hanyetsana hantle le hydrochloric acid le sulfuric acid le khatello e ntle ea khatello ea maikutlo. Brinell hardness e ka ba 210.
12. Inconel 600
Li-alloys tsa nickel (77% nickel, 15% chromium le 7% ea tšepe). Mocheso o phahameng o khothalletsoang oa ho sebetsa ha oa lokela ho feta 1093 ¡æ. E na le matla a phahameng tlas'a maemo a mocheso o phahameng 'me hangata e sebelisetsoa lisebelisoa ho rarolla mathata a khatello ea kelello. Ka mocheso o tlase, e na le thepa e ts'oanang ea ts'ebetso e ts'oanang. Brinell hardness e ka ba 150.
13. Monel 400
(e khothalelitsoeng boholo ba mocheso o tsoelang pele oa koporo oa 30% mme nickel e se ke ea feta 815 ¡æ. Ntle le li-acid tse matla tsa oxidizing, e na le khanyetso e ntle ea kutu ho li-acid tse ngata le metheo. Ho bonolo ho hlahisa mapetsong a khatello ea maikutlo ka fluoric acid, mercuric chloride le mecha ea phatlalatso ea mercury, kahoo ha e loketse mecha ea litaba e ka holimo E sebelisoa haholo ho thepa ea ho etsa hydrofluoric acid e ka bang 120.
14. Titanium
Mocheso o phahameng o khothalletsoang oa ho sebetsa ha o fete 1093 ¡æ. E na le khanyetso e ntle ea kutu tlas'a maemo a phahameng a mocheso. Hoa tsebahala hore e hanyetsana le corrosion ea chloride 'me e na le khanyetso e ntle ea nitric acid ka har'a mocheso o pharaletseng le mefuta e mengata ea mahloriso. Titanium ha e sebelisoe hangata litharollong tse ngata tsa alkali mme e loketse maemo a oxidation. Brinell hardness e ka ba 216.
Lintho tse se nang tšepe tsa gasket
1. Natural Rubber NR
E na le khanyetso e ntle ea kutu ho litharollo tse fokolang tsa asiti, alkali, letsoai le chloride, empa e hana ho bola ha oli le solvent. Ha e khothalletsoe ho sebelisoa sebakeng sa ozone. Mocheso o khothalletsoang oa ho sebetsa ke - 57 ¡æ ~ 93 ¡æ.
2. Neoprene Cr
Neoprene ke mofuta oa rabara ea maiketsetso, e loketseng ho hanyetsa kutu e mahareng ka litharollo tsa acid, alkali le letsoai. E na le khanyetso e ntle ea kutu ho oli ea khoebo le mafura. Leha ho le joalo, khanyetso ea kutu ea li-acid tse matla tsa oxidizing, li-hydrocarbon tse nkhang hamonate le li-hydrocarbon tse chlorine li fokola. Mocheso o khothalletsoang oa ho sebetsa ke - 51 ¡æ ~ 121 ¡æ.
3. Nitrile butadiene rabara NBR
Cyano butadiene rabara ke mofuta oa rabara ea maiketsetso, e loketseng ho hanyetsa ho bola ha oli, solvent, monko o monate oa hydrocarbon, alkaline hydrocarbon, oli le khase ea tlhaho ka mefuta e mengata ea mocheso. E na le khanyetso e ntle ea kutu ho hydroxide, letsoai le haufi le asiti e sa nke lehlakore. Leha ho le joalo, sebakeng se matla sa oxidizing, li-hydrocarbon tse chlorinated, ketone le lipids, khanyetso ea tsona ea kutu e fokola. Mocheso o khothalletsoang oa ho sebetsa ke 51 ¡æ ~ 121 ¡æ.
4. Fluororubber
E na le khanyetso e ntle ea kutu ho oli, mafura, tharollo ea chloride, e nkhang hamonate le lipid hydrocarbons le li-acid tse matla, empa ha e loketse li-amine, lipids, ketone le mouoane. Mocheso o khothalletsoang oa ho sebetsa ke - 40 ¡æ ~ 232 ¡æ.
5. Chlorosulfonated polyethylene synthetic rabara
E na le khanyetso e ntle ea kutu ho litharollo tsa acid, alkali le letsoai, 'me ha e amehe ke boemo ba leholimo, leseli,, ozone le mafura a khoebo (joalo ka diesel le parafine). Leha ho le joalo, ha e loketse li-hydrocarbon tse nkhang hamonate, li-hydrocarbon tse chlorinated, chromic acid le nitric acid. Mocheso o khothalletsoang oa ho sebetsa ke - 45 ¡æ ~ 135 ¡æ.
6. Rabara ea silicone
E na le khanyetso e ntle ea kutu ho moea o chesang. Rabara ea silicone ha e amehe ke khanya ea letsatsi le ozone. Leha ho le joalo, ha e tšoanelehe bakeng sa mouoane, li-ketone, li-hydrocarbon tse nkhang hamonate le lipid hydrocarbons.
7. Ethylene propylene rabara
E na le khanyetso e ntle ea kutu ho litharollo tsa asiti e matla, alkali, letsoai le chloride. Leha ho le joalo, ha e loketse oli, li-solvents, li-hydrocarbon tse nkhang hamonate le li-hydrocarbon. Mocheso o khothalletsoang oa ho sebetsa ke - 57 ¡æ ~ 176 ¡æ.
8. Graphite
Boitsebiso ke thepa eohle ea graphite e se nang resin kapa inorganic matter, e ka aroloa ka lisebelisoa tsa graphite tse nang le likarolo tsa tšepe kapa tse se nang tsona. Thepa e ka kopanngoa ho hlahisa li-gasket tsa pipe tse nang le bophara bo fetang 600mm. E na le khanyetso e ntle ea kutu ho li-acid tse ngata, metheo, matsoai, metsoako ea lintho tse phelang, litharollo tsa phetiso ea mocheso esita le tharollo ea mocheso o phahameng. Ha e khone ho qhibiliha, empa e tla theoha holimo ho 3316 ¡æ. Tlas'a maemo a phahameng a mocheso, thepa e lokela ho sebelisoa ka hloko sebakeng se matla sa oxidizing. Ntle le li-gaskets, thepa e ka boela ea sebelisoa ho etsa litheipi tse se nang tšepe ka li-fillers le li-gaskets tsa maqeba a spiral.
9. Fiber ea ceramic, fiber ea ceramic e entsoeng holim'a hlobo
Ke thepa e babatsehang ea gasket e loketseng mocheso o phahameng le maemo a tlaase a khatello le maemo a khanyang a flange. Mocheso o khothaletsoang oa ho sebetsa ke 1093 ¡æ, 'me tepi e sa keneng ea tšepe ka har'a gasket ea leqeba e ka etsoa.
10 polytetrafluoroethylene
E kopanya melemo ea boholo ba lisebelisoa tsa polasetiki tsa polasetiki, ho kenyelletsa le ho hanyetsa mocheso ho tloha - 95 ¡æ ~ 232 ¡æ. Ntle le lisebelisoa tsa mahala tsa fluorine le alkali, e na le khanyetso e ntle ea kutu ho lik'hemik'hale, li-solvents, hydroxides le acid. Lisebelisoa tsa PTFE li ka tlatsoa ka khalase ho fokotsa mokelikeli o batang oa PTFE.
Nako ea poso: Nov-02-2021
