Duplex flanges muaj ib yam khoom siv hu ua Duplex. Cov khoom siv muaj ob qho tib si ferritic thiab ustenitic micrtructures hauv metallurgy. Muaj cov qhab nia sib txawv ntawm lub duplex nyob ntawm cov khoom muaj pes tsawg leeg. Duplex stainless hlau flanges muaj qhov zoo tshaj plaws ferritic thiab Austenitic cov khoom. Lawv tau siv los hloov cov khoom hloov rau cov khoom siv siab kim hauv ntau daim ntawv thov kev lag luam.
Qhov no yog tsim los txuas nrog cov kav dej los ntawm taub qab vuam. Nws yog tus nqi kim vim nws lub caj dab ntev, tab sis yog nyiam rau kev siv kev ntxhov siab siab. Lub caj dab lossis hub hloov mus rau hauv qab ntawm lub hub rau lub phab ntsa tuab ntawm lub pob tw wandd, muab qhov tseem ceeb ua rau lub ntsej muag zoo. Flange qhov sib phim cov yeeb nkab qhov kom txo tau cov kev kub ntxhov thiab kev yaig.
Super Duplex Flanges yog tsim nrog high alloy ruplex steel. Cov flanges no muaj ob-theem qauv nrog ustenitic thiab ferritic micrettructures. Tsim nrog cov npib tsib xee, chromium thiab molybdenum, cov modybdenum, cov txheej txheem no nthuav qhia zoo heev corrosion thiab oxidation tsis kam nyob rau hauv cov kev ntxhov siab systems.
Super DupleX khawm Weld Flange rau cov ntawv thov uas xav tau lub zog zoo thiab corrosion tsis kam. Nws muaj cov tshuaj tiv thaiv corrosion zoo heev vim yog cov tshuaj lom neeg sib npaug. Ib qho ntxiv, nws ua tau zoo nyob rau hauv ib puag ncig muaj xws li chlorides, cov quav, sulfides, nitric acid, phosphoric acid, thiab lwm yam.
Duplex 2205 yog tus cwj pwm los ntawm cov siab tiv thaiv rau cov chloride kev ntxhov siab, zoo sulfide kev tawm tsam corrosion, siab lub zog thiab weldability thiab weldability.
Cov hlau duPlex uns s31803 siv rau hauv cov khoom siv marine engineering, roj tov kev sib pauv, cov khoom siv hluav taws xob, roj thiab roj ua khoom lag luam.
Super Duplex flanges yog qhov zoo tagnrho rau kev pabcuam hauv cov chaw muaj kev tiv thaiv hnyav xws li ntug dej hiav txwv thiab marine. Nws tseem yog tshwj xeeb tiv thaiv chloride SCC. Flanges muab sib npaug pitting kuj, kom ntseeg tau zoo heev pitting kuj. Tag nrho cov khoom lag luam muaj lub zog kuaj, suav nrog pitting corrosion kev sim, kev kuaj tawv, tshuaj ntsuam thiab ntsuas micro thiab ntau dua.
Taub qab weld flanges yog flanges tsim los txuas rau cov tshuab luam ntawv los ntawm taub qab vuam. Muaj ntau ntau yam tshwj xeeb ntawm flange. Taub qab Weld Flanges yog kim vim tias lawv cov neeg ua haujlwm ntev dua thiab cov neeg ua haujlwm siab rau kev sib chwv nrog cov ntawv thov kev ntxhov siab siab. Caj dab lossis hub hloov kev ntxhov siab rau cov yeeb nkab.
Cov alloy txawv no yog siv hauv cov roj thiab roj kev tshawb nrhiav thiab tseem siv hauv kev lag luam ua lag luam. Cov cuab yeej ua lag luam tshaj plaws siv Duplex 2205. Kuj tseem siv los ntawm kev lag luam cia thiab tsheb thauj mus los. Pulp thiab cov ntawv luam tawm, tso tsheb hlau luam thiab ntawv ua kua thiab ntawv tshuab kuj siv duplex 2205. Nws yog qhov zoo rau kev siv hauv ib puag ncig marine.
Nws kuj tau ua tau zoo heev rau chloride kev ntxhov siab corrosion cracking, tsis tshua muaj coefficient ntawm thermal expansion thiab siab thermal conductivity. Vim yog cov pa roj carbon tsawg hauv cov flange, muaj tsawg kawg kev pheej hmoo ntawm carbide nag lossis daus ntawm kev kho cua sov.
Lub oxidation tiv thaiv cov theem ob steel s31803 zoo li muaj nkig ntawm qhov kub ntawm 300 degrite tom qab sib kis ntawm 475 degrees Celsius. Cov theem qib ob steel s32205 ntiv nplhaib sib koom ua ke kuj tseem muaj kev ua kom muaj zog thiab kev qaug zog zoo li cov khoom lag luam thermal thiab ntau dua thermal conductivity tshaj li tau lees paub.
Duplex thiab Super Dupluam flanges yog qhov zoo tagnrho rau kev nthuav dav zoo, thiab ntsuas kub thiab nws qhov tseem ceeb yog tias nws tsim nyog rau cov ntawv thov siab.
Qhov zoo dua ntawm cov qauv dual Qhov kev pabcuam kub ntawm 2205 duplex stainless hlau yuav tsum tau txwv rau hauv qab 600¡Ãf. Ntev tau raug rau qhov kub siab tuaj yeem ua 2205 stainless hlau nkig.
Taub qab Weld Flanges yog hom nrov tshaj plaws ntawm kev kub siab pipeline flange. Lub taub hau tsim ntawm pob tw ntawm pob tw weld flanges muab ib qho kev sib txuas muaj zog heev, thiab pob tw weld flanges tuaj yeem ua tau ntau yam tsis muaj cov ntaub ntawv sib cuam tshuam thiab muaj / lossis kev sib txuas zoo. Taub qab Weld Flanges tseem muaj qhov zoo dua ntawm kev ua tau zoo rau huab siab siab thiab qis.
Taub qab vuam flanges yog drilled (machined), thiab phab ntsa tuab ntawm flange yog tib qho loj li cov yeeb nkab sib xyaw. Lub sib dua lub raj, cov cheeb tsam loj dua, thiab hloov kho lub raj, cov kab me me. Peb cov hauv pob tw weld flanges, taub qab weld flanges feem ntau yog siv rau kev kub siab, tsawg kub lossis kub.
Duplex steel flanges yog tsim los txhim kho kev pitting caterposion, siab zog, kev nyuaj siab corrosion, crevice corrosion thiab tawg. Duplex Steel zawv zawg Flanges tiv thaiv sulfide kev nyuaj siab corrosion thiab chloride ib puag ncig. Duplex Steel tiaj Flanges yog ib qho tseem ceeb ntawm cov tsev neeg ob lub flange.
2205 flanges muaj kev tiv thaiv zoo heev rau pitting thiab crevice corrosion, ua tau zoo nyob rau hauv feem ntau corrosive ib puag ncig, thiab muaj kev weldability zoo. Cov lus qhia tshwj xeeb no ob theem steel steel s31803 feem ntau kub hnyiab s31803 feem ntau yog ua rau muaj qhov kub ntawm 300 degrees raug rau 475 degrees Celsius.
Duplex stainless hlau s31803 \ / s32205 \ nrog zoo sulfide kev nyuaj siab corrosion, muaj lub zog zoo thiab zoo heev kev cuam tshuam todlaj. These dual phase steel S31803 slip flanges are chemically balanced to produce a microstructure of approximately 50\/50 ferrite to austenite ratio.
ANSI B16.5 DUPLEX thiab super DUPLEX flanges chaw tsim tshuaj paus, thiab flanges, F61, F61, F61, F61, F61, F61, F61, FF, FF, FF, FF, RTJ, TF ntsej muag / - Zhengzhou Huitong Pipeline Equipment Co., Ltd.
Cov roj duplex no unsllex steel uns s32760 flanges yog thev naus laus zis siab siv cov ntaub ntawv tshaj tawm cov kws tshaj lij. Lawv muaj cov yam ntxwv zoo tshaj plaws xws li kev tawm tsam yas ntxiv, hnav tsis kam, chipping tsis kam, thiab zoo machinability.
Rau ntau cov ntawv thov uas 300 series stainless hlau yog qhov raug rau cov chloride kev ntxhov siab tawg, 2205 duplex stainless hlau yog qhov kev daws teeb meem zoo. Kev ntxhov siab corrosion tawg tshwm sim thaum stainless hlau yog raug rau tensile muaj kev ntxhov siab thaum sib cuag nrog cov kev daws teeb meem uas muaj chlorides. Kev kub siab dua kub kuj nce ntxiv qhov kev ua kom muaj kev phom sij ntawm cov hlau tsis muaj mob corrosion.
Kev sib xyaw ntawm chromium, molybdenum thiab nitrogen muab 2205 zoo tsis kam rau chloride pitting thiab crevice corrosion. Qhov kev tiv thaiv no yog qhov tseem ceeb tshaj plaws rau cov kev pab, cov dej brackish, cov dej num ua kom dawb, kaw cov ntaub ntawv ua zaub mov noj thiab qee qhov kev siv zaub mov noj. Lub siab chromium, molybdenum thiab nitrogen cov ntsiab lus ntawm 2205 muab kev cuam tshuam zoo dua li 317L thiab 317l thiab cov neeg pej xeem tau koom nrog ua kom zoo tshaj plaws rau peb cov neeg siv khoom.
Super Duplex Flanges yog muaj kev sib luag heev. Qhov no alloy tuaj yeem yooj yim welded los ntawm ntau hom vuam ua haujlwm. Cov fluplex no yog paub rau lawv lub zog nkees nkees thiab muab lub zog siab ntawm qhov kub kub hauv qhov kub tsawg dua.
Qee qhov dual-theem weld flanges muaj cov oxidation zoo tsis kam ntawm qhov kub tshaj 300 qib qis dua 300 degrees raug rau 475 degrees Celsius. Cov theem qib ob steel s32205 ntiv nplhaib sib koom ua ke kuj tseem muaj kev ua kom muaj zog thiab kev qaug zog zoo li cov khoom lag luam thermal thiab ntau dua thermal conductivity tshaj li tau lees paub.
Duplex 2205 yog nitrogen txhim kho cov yas stainless hlau tsim los daws cov teeb meem corrosion nrog 300 series cov hlau stainless. "Duplex" piav qhia txog tsev neeg ntawm stainless cov hlau uas tsis yog Austenitic (xws li 304 stainless hlau) tsis yog 430 stainless hlau). Tus qauv ntawm 2205 duplex stainless hlau muaj cov pas dej ntawm Austenite ib puag ncig los ntawm kev txuas ntxiv ferrite theem. Nyob rau hauv anealed mob, 2205 muaj kwv yees li 40-50% ferrite. 2205 feem ntau raug xa mus ua cov qib haujlwm ua haujlwm thiab yog cov dav dav siv dav dav hauv tsev neeg lub cev tsis muaj roj stuple.
Super Duplex Steel Taub Qab Weld Flanges yog inherently tsis yog kev sib nqus. Anustenitic Stainless hlau kuj muaj npib tsib xee, molybdenum, tooj liab, niobium, txhuas, thiab lwm yam hauv cov tshuaj muaj pes tsawg leeg. Nws qhia tau zoo ib yam li cov qib siab thiab qib ferrite.
Peb muab cov flanges ua tiav, suav nrog khau khiab hauv qab, cov flanges dig muag, tso tawm Weld Flanges, Reducer Flanges, thiab ntau dua. Vim muaj ntau yam ntawm cov neeg siv khoom, peb muab cov roj dulex steel uns s32750 flanges nyob rau ntau qhov ntau thiab tsawg.
Taub qab weld flanges yog flanges tsim los txuas rau cov tshuab luam ntawv los ntawm taub qab vuam. Hom flange no los ntawm ntau qhov ntau thiab tsawg, pob tw weld flanges yog kim vim yog cov yeeb nkab lossis haum, tab sis yog nyiam rau kev siv ntxhov siab siab. Caj dab lossis hub hloov kev ntxhov siab rau cov yeeb nkab.
Duplex hlau taub qab vuam flange Figged fluged yog qhov nyuaj rau tsim vim lawv lub zog siab thiab ua haujlwm tawv tawv. Txawm li cas los xij, vim muaj qhov ntau ntawm cov hlau loj me me, cov flange yog cov tiv taus dej hiav txwv zoo tshaj plaws.
Piv rau lwm cov hlau, peb lub Duplex Stainless Hlau Flanges muaj ntau cov chromium thiab yog li ntawd muaj zoo corrosion tsis kam. Duplex steel tiab hauv qab ntawm flanges muaj txog 10% chromium. Duplex Steel dig muag flanges (blrf) yog qhov ruaj khov khov thiab muaj lub zog muaj nruab nrab txawm tias muaj lub siab kub.
