Super Duplex 2205

 

2205 Tshuaj muaj pes tsawg leeg,%

Cr	Ni	Mo	C	N	Mn	Si	P	S	Fe
22.0-23.0	4.50-6.50	3.00-3.50	.030 Max	0.14-0.20	2 00 Max	1. 00 Max	.030 Max	.020 Max	Tshuav

 

Dab tsi yog cov yam ntxwv ntawm Duplex 2205?

Siab tiv taus chloride kev nyuaj siab corrosion cracking

Tsis kam rau chloride pitting thiab crevice corrosion

Zoo dav dav corrosion kuj

Zoo sulfide kev nyuaj siab corrosion kuj

Siab zog

Zoo weldability thiab workability

 

Duplex 2205 siv hauv daim ntawv thov twg?

Chemical process hlab ntsha, piping thiab heat exchangers

Pulp zeb digesters, tshuaj dawb ntxuav, nti pre-steaming hlab ntsha

Cov khoom siv ua zaub mov

Roj av piping thiab tshav kub exchangers

Cov khoom siv hluav taws xob desulfurization

ASTM Cov Lus Qhia

cev Smls	Cov yeeb nkab Welded	Tube Smls	Tube Welded	Ntawv / phaj	Bar	Flanges, Fittings & Valves
A790	A790	A789	A789	A240	A276	A182

Mechanical Properties

Ib qho ntawm cov yam ntxwv tseem ceeb ntawm Super Duplex 2205 yog nws lub zog zoo tshaj plaws. Nws nthuav tawm lub zog tensile siab, feem ntau yog li ntawm 650 txog 800 MPa, nrog rau lub zog tseem ceeb ntawm ib ncig ntawm 450 txog 550 MPa. Qhov no ua rau nws tsim nyog rau cov ntawv thov uas yuav tsum muaj peev xwm thauj khoom siab.

Ntxiv nrog rau lub zog, cov khoom siv kuj qhia tau zoo ductility thiab toughness, tso cai rau nws tiv taus dynamic loading thiab tej yam tsis muaj fracturing. Kev sib xyaw ua ke ntawm lub zog siab thiab tawv ua rau Super Duplex 2205 yog qhov kev xaiv zoo tshaj plaws rau kev thov siv tshuab.

Corrosion Resistance Properties

Kev tiv thaiv corrosion ntawm Super Duplex 2205 yog lwm tus cwj pwm tseem ceeb uas ua rau nws sib nrug. Nws muaj kev tiv thaiv zoo rau ntau qhov chaw corrosive, suav nrog chloride-induced pitting thiab crevice corrosion. Lub siab chromium thiab molybdenum cov ntsiab lus, nrog rau kev sib npaug microstructure, pab txhawb rau nws lub peev xwm los tsim ib tug passive oxide txheej rau saum npoo, muab kev tiv thaiv corrosion.

Cov khoom no kuj qhia tau hais tias muaj kev tiv thaiv zoo rau kev ntxhov siab corrosion cracking, tshwj xeeb tshaj yog nyob rau hauv aggressive chloride-muaj ib puag ncig. Nws cov khoom tiv thaiv corrosion ua rau nws tsim nyog rau kev siv hauv marine, tshuaj ua haujlwm, thiab roj thiab roj kev lag luam, qhov twg raug cov tshuaj corrosive ntau.

Fabrication Methods

Fabricating Super Duplex 2205 yuav tsum tau txiav txim siab tshwj xeeb vim nws cov khoom. Vuam yog ib txoj hauv kev tsim, tab sis nws yuav tsum tau ua los ntawm kev siv cov txheej txheem tsim nyog thiab cov khoom siv hlau los xyuas kom meej qhov kev sib koom ua ke ntawm cov vuam sib txuas. Cov khoom siv lub zog siab thiab tsis tshua muaj thermal conductivity tuaj yeem ua rau muaj teeb meem thaum vuam, yuav tsum tau ceev faj tswj cov cua sov thiab qhov sib cuam tshuam.

Machining ntawm Super Duplex 2205 kuj tuaj yeem xav tau vim nws qhov hardness thiab toughness. Cov cuab yeej tshwj xeeb txiav thiab cov cuab yeej machining feem ntau tsim nyog kom ua tiav qhov xav tau ntawm qhov chaw tiav thiab qhov tseeb qhov tseeb.

Daim ntawv thov

Super Duplex 2205 pom kev siv dav hauv ntau qhov kev lag luam. Nyob rau hauv cov roj thiab roj sector, nws yog siv nyob rau hauv pipelines, li qub, thiab downhole cov cuab yeej vim nws muaj peev xwm tiv taus qhov hnyav ntawm cov roj thiab roj extraction thiab kev thauj mus los. Kev lag luam marine siv nws rau cov kiv cua shafts, seawater piping systems, thiab offshore structures, uas tiv thaiv cov dej ntsev corrosion yog qhov tseem ceeb.

Cov nroj tsuag ua tshuaj siv Super Duplex 2205 hauv reactors, tshav kub exchangers, thiab cia tso tsheb hlau luam los tswj cov tshuaj phem. Nws siv kuj tseem muaj nyob rau hauv cov nroj tsuag desalination, pulp thiab ntawv industries, thiab lub zog tsim, qhov twg corrosion kuj thiab txhua yam muaj zog yog qhov tseem ceeb.

Kev txiav txim siab txog kev saib xyuas

Txhawm rau kom ntseeg tau tias kev ua haujlwm ntev thiab kev ntseeg siab ntawm cov khoom tsim los ntawm Super Duplex 2205, kev saib xyuas kom raug yog qhov tseem ceeb. Kev tshuaj xyuas tsis tu ncua rau cov cim qhia ntawm corrosion, mechanical puas, lossis kev sib koom ua ke yog qhov tsim nyog. Nyob rau hauv cov ntaub ntawv ntawm corrosion, tsim nyog tu thiab kho deg txoj kev yuav tsum tau ua hauj lwm.

Thaum raug kub-kub ib puag ncig, yuav tsum tau saib xyuas kom tsis txhob muaj kev kub ntxhov, uas tuaj yeem txo cov khoom siv corrosion. Kev soj ntsuam ib ntus thiab saib xyuas cov khoom siv kho tshuab tuaj yeem pab txheeb xyuas txhua qhov kev puas tsuaj nyob rau lub sijhawm.

Hauv kev xaus, Super Duplex 2205 yog cov khoom siv zoo kawg nkaus nrog kev sib xyaw ua ke ntawm cov khoom siv kho tshuab thiab corrosion kuj. Nws cov ntawv thov sib txawv thoob plaws ntau yam kev lag luam yog qhov ua pov thawj rau nws qhov zoo tshaj. Txawm li cas los xij, nws cov khoom tsim thiab kev saib xyuas yuav tsum muaj kev paub tshwj xeeb thiab cov txheej txheem los siv nws lub peev xwm. Kev tshawb fawb txuas ntxiv thiab kev txhim kho hauv cheeb tsam no yuav muaj peev xwm nthuav dav nws txoj kev siv thiab txhim kho nws cov kev ua tau zoo yav tom ntej.

Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias cov khoom tshwj xeeb thiab kev ua tau zoo ntawm Super Duplex 2205 tuaj yeem sib txawv nyob ntawm cov txheej txheem tsim khoom thiab kev kho cua sov. Yog li ntawd, nws yog ib qho tseem ceeb kom tau txais cov ntaub ntawv los ntawm cov khoom siv txhim khu kev qha thiab ua raws li cov qauv kev lag luam thiab cov kev coj ua zoo tshaj plaws thaum ua haujlwm nrog cov hlau no.

Cim npe nrov: Super duplex 2205, Tuam Tshoj super duplex 2205 lwm tus neeg, Hoobkas