Pearlite Heat-Resistant 12CR 1movg High Pressure Alloy Tube
Iyo matrix isimbi yakaderera-alloy inodzivirira kupisa ine pearlite kana bainite chimiro.Kune kunyanya chromium-molybdenum uye chromium-molybdenum-vanadium series.Gare gare, akawanda (akadai sechromium, tungsten, molybdenum, vanadium, titanium, boron, etc.) magiredhi esimbi akasanganiswa akagadzirwa, uye kusimba uye tembiricha yebasa yesimbi yakawedzera zvishoma nezvishoma.Asi kazhinji huwandu hwakazara hwealloying zvinhu zvinonyanya kuita 5%, uye chimiro chayo chinosanganisira bainitic simbi kuwedzera pearlite.Iri rudzi rwesimbi rine yakanaka yakakwira tembiricha inokambaira uye mashandiro ekuita pa450～620 ℃, uye ine yakanaka yekupisa conductivity, yakaderera yekuwedzera coefficient uye yakaderera mutengo.Inoshandiswa zvakanyanya kugadzira zvinhu zvakasiyana-siyana zvinodzivirira kupisa mukati me450～620℃.Zvakadai semaboiler simbi mapaipi ezviteshi zvemagetsi, steam turbine impellers, rotors, fasteners, high-pressure midziyo yekunatsa oiri uye maindasitiri emakemikari, tsvina inopisa boilers, kupisa machubhu echoto uye machubhu ekupisa, nezvimwe.
[1] Simbi yemapombi esimbi akaderera-alloy anodzivirira kupisa.
Inonyanya kushandiswa semabhoiler emvura madziro, superheaters, reheaters, economizers, misoro uye pombi dzehutsi, pamwe nekupisa exchanger machubhu e petrochemical uye nyukireya simba.Izvo zvinhu zvinodiwa kuti ive neyakakura inokambaira muganho, simba rinogara kwenguva refu uye rinogara kwenguva refu plasticity, yakanaka oxidation kuramba uye kushora kushorwa, kukwana kwechimiro kugadzikana uye yakanaka weldability uye kupisa uye kutonhora kugadzirisa zvivakwa.Hupenyu hwesevhisi hwakagadzirwa hunosvika kumaawa e200,000.Mabhuranzi makuru muChina 12CrMo, 15CrMo, 12Cr2Mo, 12CrlMoVG yakakwira-kumanikidza alloy machubhu, uye 12Cr2MoWVTiB, ayo anoshandiswa muhuwandu hwe480～620℃.Normalizing uye kupisa kunowanzo shandiswa pakurapa kupisa.
[2] Simbi yemapuleti emidziyo yakakwira.
Muindasitiri yepetrochemical, marasha gasification, simba renyukireya uye zviteshi zvemagetsi, yakaderera-alloy kupisa-resistant simbi mahwendefa anoshandiswa zvakanyanya kugadzira midziyo yekumanikidza.Zvigadzirwa zvikuru muChina 15CrMoG high-pressure alloy pipes (1.25Cr-O.5Mo), 12Cr2Mo (2.25Cr-1Mo) uye 12Cr1MoV, nezvimwewo. Semuenzaniso, hot-wall hydrogenation reactors anonyanya kushandisa 2.25Cr-1Mo) mahwendefa esimbi. (25 ~ 150mm).), nokuti iyo midziyo yave ichishanda pasi pemamiriro ekupisa kwepamusoro, kumanikidzwa kwepamusoro uye hydrogen kuramba kwenguva yakareba, uchifunga nezvekudzivirira kwekuputira pa475 ° C, zvinhu zvinodiwa kuti zvive nekuchena kwepamusoro, uye sulfuri uye phosphorus. zvinotarisirwa kuve zvisingasviki 0.01% uye yakaderera-inobvira tin, Zvinokuvadza zvinhu zvakaita seantimony uye arsenic zvinoda kunyungudutswa kwechoto chemagetsi nekunatsa kwekunze.
[3]Simbi yekusimbisa.
Fastener simbi chinhu chakakosha chinoita basa mukubatana kwemhepo turbines, boilers uye mamwe e-high-pressure mudziyo wemidziyo.Inoda muganho wakakwana wegoho, kugadzikana kwekuzorora kwakanyanya, yakanaka inogara kwenguva refu plastiki uye diki-yenguva refu notch senitivity.Oxidation kuramba uye kuita kwakanaka kwekucheka.Iwo makuru mhando muChina 25Cr2Mo, 25Cr2MoV, 25Cr2Mo1V, 20Cr1M01VNbTiB, nezvimwewo, inogona kushandiswa mumhando ye500～570 ℃ zvichiteerana.Aya magiredhi anowanzoshandiswa mushure mekudzima uye kupisa.
[4] Simbi ye rotor (spindle, impeller).
Iyo huru shaft, impeller uye yakakosha forged rotor ndechimwe chezvinhu zvakakosha zveiyo steam turbine.Izvo zvinhu zvinodikanwa kuti zvive zvakanaka zvakakwana zvemechanicha zvimiro, kutsemuka kuomarara, kukwira kwepamusoro kuramba uye simba rekutsungirira, uye yakanaka yekupisa kuneta kuramba.Mabhureki anowanzo shandiswa espindle uye impeller muChina 35CrMo, 35CrMoV, 27Cr2Mo1V, 12Cr3MoWV, nezvimwewo. Iyo gasi turbine rotor inogadzirwa kubva ku20Cr3MoWV simbi.Kushandisa quenching uye tempering kurapwa.Kune akakura mafogiji akadai seakagadzirwa rotor uye ma impellers, kuitira kunyungudutsa zvizere vanadium carbide uye kuvandudza mapurasitiki uye kuoma, pretreatment yakajairika inogona kuitwa isati yadzima, kana nzira yekurapa yekupisa yeaviri normalizing uye kupisa inogona kushandiswa.
[5] 1Cr5Mo uye Cr6SiMo simbi.
Aya magiredhi maviri ane alloying epamusoro-soro mupearlitic inodzivirira kupisa kwesimbi.Ivo vane kunaka kwekupisa kwekupisa uye kushomeka kwekudzivirira mu petroleum media.Iwo anoshandiswa zvakanyanya mukugadzira mapaipi uye midziyo ye petroleum distillation zvishandiso, kupisa machubhu echoto uye kupisa Exchangers, nezvimwewo, zvinoshandiswawo seanopisa stamping anofa, pombi dzemafuta, mavharuvhu, boiler hangers uye zvimwe zvikamu.Kazhinji tembiricha yekushandisa iri pasi pe650 ℃.Sezvo simbi iyi isimbi yakaomeswa nemhepo, musono we weld une kuomarara kwepamusoro uye husina kunaka hwepurasitiki, saka inofanirwa kutonhodzwa zvishoma nezvishoma uye kunyungudutswa mushure mekugadzira.
Kupisa kukungurutswa (kuburikidza nesimbi isina musono chubhu): kutenderera chubhu billet → kudziyisa → kuboora → matatu-roll muchinjiko kukunguruka, kuenderera kutenderedza kana extrusion → kubviswa kwechubhu → kuyera (kana kuderedza) → kutonhora → billet chubhu → kutwasanudza → kudzvanywa kwemvura Muedzo (kana kukanganisa kuona) → maka → kuchengetera zvinhu.
Inotonhora inodhonzwa (yakakungurutswa) isina musono pombi yesimbi: yakatenderedza chubhu billet → kudziyisa → kuboora → musoro → annealing → pickling → kuzora (mhangura yekuputira) → yakawanda-inopfuura inotonhora kudhirowa (inotonhora kukungurutswa) → billet chubhu → kupisa kupisa → kutwasanura → Mvura yekumanikidza bvunzo (kuona kukanganisa) → maka → kuchengetera zvinhu.
GB/T8162-2008 (Seamless simbi pombi nokuda chimiro).Inonyanya kushandiswa kune yakajairika chimiro uye mechanical chimiro.Zvinhu zvaro zvinomiririra (ma brand): carbon steel 20, 45 simbi;alloy simbi Q345, 20Cr, 40Cr, 20CrMo, 30-35CrMo, 42CrMo, nezvimwewo.
GB/T8163-2008 (Seamless simbi pombi yekufambisa mvura).Inonyanya kushandiswa muinjiniya uye midziyo mikuru yekutakura mapaipi emvura.Iyo inomiririra zvinhu (mhando) ndeye 20, Q345, nezvimwe.
GB3087-2008 (Seamless simbi machubhu epasi uye epakati pressure boilers).Inonyanya kushandiswa mumaindasitiri boilers uye epamba boilers kutakura yakaderera uye yepakati pressure fluid pipeline.Mumiririri zvinhu 10 uye 20 simbi.
GB5310-2008 (Seamless simbi machubhu e-high-pressure boilers).Inonyanya kushandiswa kwepamusoro-tembiricha uye yakakwirira-kumanikidza kuburitsa misoro yemvura uye mapaipi pamaboilers muzviteshi zvemagetsi uye zvidyarwa zvemagetsi enyukireya.Zvishandiso zvinomiririra 20G, 12Cr1MoVG, 15CrMoG, nezvimwe.
GB5312-1999 (Kabhoni simbi uye kabhoni-manganese simbi isina musono pombi dzezvikepe).Inonyanya kushandiswa I uye II kumanikidza mapaipi emvura boilers uye superheaters.Zvinhu zvinomiririra 360, 410, 460 simbi mamakisi, nezvimwe.
GB6479-2000 (Seamless simbi pombi dzepamusoro-kudzvanya fetiraiza midziyo).Inonyanya kushandiswa kufambisa tembiricha yepamusoro uye yakanyanya kumanikidza mvura mapaipi pamidziyo yefetereza.Zvinomiririra zvinhu 20, 16Mn, 12CrMo, 12Cr2Mo, nezvimwe.
GB9948-2006 (Seamless simbi pombi ye petroleum kutsemuka).Inonyanya kushandiswa mumaboilers, kupisa kunopisa uye mapaipi emvura epetroleum smelters.Zvishandiso zvaro zvinomiririra 20, 12CrMo, 1Cr5Mo, 1Cr19Ni11Nb, nezvimwe.
GB18248-2000 (Seamless simbi machubhu emasilinda egasi).Inonyanya kushandiswa kugadzira akasiyana gasi uye hydraulic cylinders.Zvishandiso zvaro zvinomiririra 37Mn, 34Mn2V, 35CrMo, nezvimwe.
GB/T17396-1998 (Hot-yakakungurutswa seamless simbi pombi nokuda hydraulic props).Inonyanya kushandiswa kugadzira marasha mugodhi hydraulic anotsigira, masilinda uye makoramu, uye mamwe hydraulic silinda nemakoramu.Zvishandiso zvaro zvinomiririra 20, 45, 27SiMn uye zvichingodaro.
GB3093-1986 (Yakakwira-kudzvanywa isina musono mapaipi einjini dzedhiziri).Inonyanya kushandiswa kune yakanyanya kumanikidza mafuta pombi ye dizeli injini jekiseni system.Iyo pombi yesimbi kazhinji inotonhora inodhonzwa, uye inomiririra zvinhu ndeye 20A.
GB/T3639-1983 (inotonhora inodhonzwa kana inotonhora-yakakungurutswa precision seamless simbi pombi).Inonyanya kushandiswa kune mapaipi esimbi anoshandiswa mumakanika zvimiro uye kabhoni yekumanikidza midziyo inoda yakakwirira dimensional kurongeka uye kunaka kwepamusoro kupera.Mumiririri wayo zvinhu 20, 45 simbi, nezvimwewo.
GB/T3094-1986 (inotonhora inodhonzwa isina musono pombi yesimbi pombi yakakosha-yakaumbwa nesimbi).Inonyanya kushandiswa kugadzira zvikamu zvakasiyana-siyana zvezvimiro uye zvikamu, uye zvinhu zvayo ndezvepamusoro-soro kabhoni structural simbi uye yakaderera-alloy structural simbi.
GB/T8713-1988 (Yakakwana yemukati dhayamita isina musono pombi yehydraulic uye pneumatic cylinders).Inonyanya kushandiswa kugadzira inotonhora inodhonzwa kana kutonhora yakamoneredzwa seamless simbi mapaipi ane chaiwo madhayamita emukati ehydraulic uye pneumatic cylinders.Mumiririri wayo zvinhu 20, 45 simbi, nezvimwewo.
GB13296-1991 (Stainless simbi isina musono machubhu emaboilers uye kupisa exchangers).Inonyanya kushandiswa mumaboilers, superheaters, heat exchangers, condensers, catalytic tubes, nezvimwe zvemakemikari emabhizinesi.Kushandiswa kwepamusoro-tembiricha, high-pressure, corrosion-resistant simbi pombi.Zvishandiso zvayo zvinomiririra 0Cr18Ni9, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, nezvimwe.
GB/T14975-1994 (Stainless simbi isina musono pombi yegadziriro).Iyo inonyanya kushandiswa kune yakajairwa dhizaini (yehotera uye yekushongedza yekudyira) uye mekiniki chimiro chemakemikari emabhizinesi, ayo anopesana nemhepo uye asidhi corrosion uye ane mamwe masimba esimbi mapaipi.Zvishandiso zvayo zvinomiririra 0-3Cr13, 0Cr18Ni9, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, nezvimwe.
GB/T14976-1994 (Stainless simbi isina musono pombi yekufambisa mvura).Inonyanya kushandiswa mapaipi anotakura corrosive media.Zvishandiso zvinomiririra 0Cr13, 0Cr18Ni9, 1Cr18Ni9Ti, 0Cr17Ni12Mo2, 0Cr18Ni12Mo2Ti, nezvimwe.
YB/T5035-1993 (Seamless simbi pombi dzemotokari axle casings).Inonyanya kushandiswa kugadzira yakakwirira-mhando kabhoni structural simbi uye alloy structural simbi inopisa-yakakungurutswa isina musono mapaipi emotokari hafu-axle maoko uye kutyaira axle axle machubhu.Zvishandiso zvaro zvinomiririra 45, 45Mn2, 40Cr, 20CrNi3A, nezvimwe.
API SPEC5CT-1999 (Casing and Tubing Specification), inounganidzwa uye yakapihwa neAmerican Petroleum Institute (American Petreleum Instiute, inonzi "API") uye inoshandiswa munzvimbo dzese dzepasi.Pakati pavo: Casing: pombi inotambanukira kubva pasi pevhu ichienda mugomba uye inoshanda semucheka wemadziro etsime.Mapombi akabatanidzwa nekubatanidza.Zvishandiso zvikuru magiredhi esimbi akadai seJ55, N80, uye P110, pamwe nemagiredhi esimbi akadai seC90 neT95 ayo anoshingirira ku hydrogen sulfide corrosion.Simbi yaro yakaderera-giredhi (J55, N80) inogona kugadzirwa pombi yesimbi.Tubing: Iyo pombi inopinzwa mubhokisi kubva pasi pevhu kusvika kune mafuta layer.Mapombi akabatanidzwa nekubatanidza kana kubatanidzwa.Basa rechikamu chekupomba nderekutakura oiri kubva pachikamu chemafuta kuenda pasi kuburikidza nepombi yemafuta.Zvishandiso zvikuru zvinoti J55, N80, P110, uye C90, iyo inopesana nehydrogen sulfide corrosion, yakagadzirwa uye yakabudiswa neAmerican Petroleum Institute, uye inoshandiswa pasi rose.
