Ke makhetlo a makae ho bileng le mathata a tlhahiso ha likhoeli tse ncha kapa li qhibilihisoa tlhahisong?Mathata ana e ka ba ho robeha, mapetsong, li-burrs, ho kenella hampe ha tjheseletsa, bokaholimo bo bobe ba motlakase, le tse ling tse ngata.Liteko tsa boima ba 'mele, liteko tse thata, le likarolo tse fapaneng tsa metallographic, le tlhahlobo ea litlaleho tsa liteko tsa feme ke mekhoa e tloaelehileng ea ho fumana mohloli oa bothata.Ka linako tse ling mohloli oa bothata o fumanoa, empa hangata ha ho letho le sa tloaelehang le fumanoang.Maemong ana, bothata bo teng ka ho hlophisoa ha tšepe, esita le haeba motsoako o ka har'a mefuta e boletsoeng ea tšepe.
Tlhaloso ea Sehlahisoa
Tlhaloso ea ASTM 316 2205 904l 2B BA HL 6K 8K seipone se qeta tšepe e sa hloekang:
| Ntho Lebitso | ASTM 316 2205 904l 2B BA HL 6K 8K seipone se qeta khoele ea tšepe e sa hloekang |
| Tlhaloso | ASTM A240 |
| Standard | ASTM, AISI, SUS, JIS, EN, DIN, GB, ASME |
| Mill/Brand | Tisco, Lisco, Posco, Baosteel, Jisco |
| Botenya | 0.3/0.4/0.5/0.6/0.8/1.0/1.2/1.5/1.8/2.0/2.5/3.0/4.0/5.0/6.0/8.0/1.0 ho isa ho 150 (mm) |
| Bophara | 1000/1219/1250/1500/1800(mm) |
| Bolelele | e ka khaola ho 2000/2438/2500/3000/6000(mm) |
| Surface Finish | No.1, 2B mill finish, BA bright annealed, #4 finish brushed, #8 seipone, checker plate, Diamond floor sheet, HL hairline, Grey/dark hairline |
| Setifikeiti | SGS, BV, ISO, |
| Filimi ea Tšireletso | Filimi e sireletsang ea PVC |
| Boholo ba Setoko | Lisaese tsohle li teng |
| Tshebeletso | Khaola ka boholo joalo ka kopo ea moetlo |
ts'ebetso e felletseng (ho hanyetsa kutu le ho bopa). E le ho boloka khanyetso ea kutu e teng
tšepe e sa hloekang, poleiti ea tšepe e sa hloekang e tlameha ho ba le chromium e fetang 18% le lihlahisoa tsa nickel tse fetang 8%.
| Lebitso la Sehlahiswa | tšepe ea tšepe | |||
| Lintho tse bonahalang | 200Series/300Series/400Series | |||
| Mofuta oa sehlahisoa | 201/202/301/302/303/303Se/304/304L/304N/XM21/305/309S/310S/316/316Ti S31635/316L/316N/316LN/317/317L/321/347/XM7/XM15/XM27/403/405/410/420/430/431 | |||
| Standard | ASTM DIN GB ISO JIS BA ANSI | |||
| Phekolo ea bokaholimo | E entsoe ka tloaelo,e Ntšo,e bentšitsoeng,MirrorA/B,Lusterless,Ho hlatsoa Asiti,Pente ea Varnish | |||
| Theknoloji | ho hoheloa ke serame, ho pitikoloha, ho chesa ho bidika. | |||
| Bophara | 3mm-2000mm kapa ha ho hlokahala | |||
| Botenya | 0.1mm-300mm kapa ha ho hlokahala | |||
| Bolelele | kamoo ho hlokahalang | |||
| MOQ | 1 ton , Re ka amohela odara ea mohlala. | |||
| Ho romelloa kantle ho naha | Pampiri e sa keneleng metsi, le tšepe e pakiloe | |||
| Melao ea tefo | 30% T / T le 70% ho leka-lekana | |||
| Nako ea thomello | Matsatsi a 7-10 ka mor'a ho fumana depositi. | |||
| Melao ea theko | FOB, CIF,CFR,EXW. | |||
Sehloohong sena, re tla fokotsa puisano ea rona ho li-steel tse sa hloekang tsa austenitic, leha litlhaloso tse ngata li sebetsa le ho mefuta e meng.Lintho tse ngata tse nang le mathata li tsoile taolong 'me li tlameha ho hlalosoa ho latela litaelo tsa moreki kapa theko ea theko.U se ke ua nahana hore motsoako oo u o rekang o entsoe ka karolelano ea ntho ka 'ngoe.Ho tloha ka 1988, liloala tsa tšepe li bile le lenaneo le tsejoang e le "alloy chipping" le sebelisang bonyane ba likarolo tsa alloy ho thibela mocheso o chesang le ho phatloha ho batang.
Grade Design Litšepe tse sa hloekang tsa Austenitic li etselitsoe ho fana ka khanyetso ea kutu libakeng tse ngata, ho hanyetsa haedrojene le embrittlement ho 885ºF (475ºC), matla a matle, ductility e ntle le boima bo tlase.Tšepe e sa hloekang ka mokhoa oa eona o bonolo ke tšepe e nang le bonyane 12% ea chromium.Sena ke sona se etsang hore tšepe e sa hloekang e se ke ea hlola e e-ba mafome 'me e lumella filimi e sa bonahaleng hore e thehoe.Tšepe e sa hloekang e teng libakeng tse tharo tsa metallurgical ho itšetlehile ka sebopeho le phekolo ea mocheso: ferritic, martensitic le austenitic.Mabitso ana a bua ka sebopeho sa kristale: ferrite ke li-cubic tse bohareng ba 'mele, austenite ke li-cubic tse bohareng ba sefahleho,' me martensite ke sistimi e sothehileng ea tetragonal, ke hore, sebopeho se sothehileng se bohareng ba sefahleho se fetoha 'mele.
Tšepe e hloekileng e na le sebopeho sa li-cubic tse bohareng ba 'mele 'me e teng ho tloha ho zero ho isa moo e qhibilihang.Ha li-element tse itseng li eketsoa, "li-gamma rings" kapa austenite lia etsoa.Lintho tsena ke carbon, chromium, nickel, manganese, tungsten, molybdenum, silicon, vanadium le silicon.Har'a lintho tsena, nickel, manganese, chromium le carbon li khona ho holisa lesale la gamma ka ho fetisisa.Ke motsoako oa nickel le chromium o etsang hore litšepe tsa austenitic li shebane le li-cubic tse bohareng ho tloha ho zero ho isa moo ho qhibilihang.Ke selikalikoe sena sa gamma se khethollang li-alloys tsa ferritic ho tloha ho martensitic.Likahare tsa chromium tsa tšepe e sa hloekang ea martensitic li moqotetsane haholo, 14-18%, 'me li tlameha ho ba le k'habone, hobane feela ha ho chesoa ka har'a mefuta ena ho ka thehoa austenite e hloekileng, e le hore martensite e ka fumanoa ka ho tima.Li-alloys tsa Ferritic li na le litaba tse ka tlase ho 14% kapa ka holimo ho 18%.Ho fetola likarolo tsa alloying ho ka fetola mefuta.Mokhoa o tloaelehileng haholo ke ho boloka li-carbs tsa hau li le tlase.
Litšepe tse tloaelehileng ka ho fetisisa tsa austenitic tse thehiloeng ho sebopeho sa 18-8, 18% Cr 8% Ni.Haeba lihlahisoa tsa nickel ka tšepe li feta 8%, ke austenitic, haeba lihlahisoa tsa nickel li le tlase, joale ke tšepe ea duplex, ke hore, austenitic le lihlekehleke tsa ferrite.Ho 5% nickel, sebopeho se batla se le 50% austenitic, 50% ferritic, ka tlase ho 3% se fetoha ferritic ka ho feletseng.Kahoo, 8% nickel ke motheo oa litšepe tse theko e tlaase tsa austenitic.
Ha likarolo tsa alloying li kenngoa ka tšepe, li ka nka boemo ba kristale e kholo.Tsena li tsejoa e le li-alloys tse ncha 'me motsoako o lula o le mong.Lielemente tse ling li nyane ho lekana ho lekana lipakeng tsa liathomo, tse bitsoang li-interstitial elements, 'me motsoako o lula e le mohato o le mong.Lintho tse ling li tla kopana ho theha likristale tsa tsona tse ikhethang le ho theha mekhahlelo e ikhethileng.Leha ho le joalo tse ling li sebetsa e le litšila ka har'a motsoako, tse tsejoang e le inclusions.
Nako ea poso: Mar-03-2023