Teb kev kos duab khoov tuaj yeem siv cov nyom.

Sa 815 s31803 Weld fittings muaj cov tshuaj lom neeg tshwj xeeb nrog rau lub zog siab dua thiab zoo ua rau xeb. Yog li cov qib kawm no yog siv rau kev tsim khoom lag luam. Sa 815 S31803 ntev \ / Luv Radius Lauj Zaub Zoo Tshaj Tawm rau Pitting, Crevice Corrosion thiab muaj kev muaj txiaj ntsig zoo. Lawv zoo tag nrho yog tias ib tug tab tom nrhiav rau cov yeeb nkab ruaj khov nrog cov qauv zoo. ASME B16.9 WPS Tsis Txaus S31803 Lub lauj tshib tseem ua rau pom kev ua kom zoo rau cov acetic thiab cov chaw muaj dej hiav txwv.

S32750 (2507) yog lub duplex stainless hlau uas sib xyaw ntau cov khoom ntawm ferritic thiab ustenitic steels. Vim nws cov ntsiab lus chromium siab thiab molybdenum cov ntsiab lus, nws ua pov thawj zoo heev rau pitting, corrosion thiab kev ua kom huv. Ob-theem microstructure kom paub meej tias cov hlau muaj lub siab tiv thaiv kom ntxhov siab corrosion thiab muaj zog dua. Tsis tas li ntawd, nws tseem muaj cov yam ntxwv ntawm muaj zog tiv taus chloride pitting, siab thermal conductivity thiab tsis muaj cua sov kev nthuav dav.

Ib lub pob tw weld yeeb nkab haum yog tsim kom muaj welded rau ntawm nws cov (s) kom txuas cov yeeb nkab sib txuas ua ke thiab tso cai rau kev hloov pauv lossis lub hlab lossis xaus.

Lub tshuab hluav taws xob stainless hlau tsim cov fitings nrog ntxiv ntawm manghorus, carbon, silicon, thiab sulfur sib nrug los ntawm 2 lub ntsiab tseem ceeb.

Ht yeeb nkab yog tsoomfwv muaj ntawv pov thawj thiab ua lag luam hauv kev lag luam hlau ntev thiab yog tsim khoom S32750 Redex Buttings ntawm tus nqi pheej yig.

Qhov kev haum no ces ua ib feem ntawm cov kab ke rau kev thauj cov dej (roj, roj, kua, yam ntxwv zoo, dhau los ntawm kev ncua ntev lossis ntev dua.

Lub unr unic s31803 (ASTM F51) Cov lus qhia tshwj xeeb tau ua rau muaj ntau dua Superseded los ntawm Unvent S32205 (1.4462, ASTM F60). Qhov no qhia txog lawv txoj kev xav kom ua kom tiav ntawm cov khoom siv alloy, ua tsaug rau kev txhim kho AOD cov txheej txheem ntawm kev tswj hwm. Ib qho ntxiv, nws tso cai rau cuam tshuam rau cov nitrogen ntxiv qib ntxiv dua li yog tam sim no yog nyob tom qab keeb kwm. Yog li ntawd, qhov siab tshaj plaws ua tiav cov qib hloov kho kom ua kom ntau cov ntsiab lus ntawm chromium (CR), Molybdenum (mo) thiab nitrogen (n).
ASTM A420 yog cov txheej txheem rau cov yeeb nkab fittings ntawm wrought carbon hlau thiab alloy steel rau kev pab kub tsawg. Cov haum no, ib qho ntawm kev siv los yog welded kev tsim kho, feem ntau siv nyob rau hauv lub siab piping thiab siab hlab kev pab ntawm tsawg kub. Metals-piping tuaj yeem muab tag nrho plaub tus kab ntawv them los ntawm ASTM A420: WPL6, WPL9, WPL3, thiab WPL8.

Rau cov hom phiaj muaj, hauv cov raj hluav taws xob feem ntau peb yuav tsum tau hloov pauv cov kev coj hloov chaw; Kho cov kua (roj thiab roj, dej, slurry) txaus tus nqi; Qhib lossis kaw lub raj dej, thiab lwm yam Yog li kom ua tiav cov haujlwm no, cov yeeb nkab txheem yeeb nkab cov fittings yuav raug siv.

Tag nrho cov txheej txheem ntawm vuam ntawm vuam siv tau rau Weld Heel Hastelloy C-276 Alloy, txawm hais tias cov txheej txheem oxyacetylene tsis pom zoo. Cov kev ceev faj tshwj xeeb yuav tsum tau coj mus rau kev ua kom sov ntau dhau.

S31803 yog cov qauv sau ua ke (tsis ua haujlwm) rau thawj lub duplex stainless hlau stainless. Cov txheej txheem tsis zoo tau tsim los ntawm cov pab pawg ua lag luam hauv xyoo 1970 los txo kev tsis meej pem thaum tib almoy tau hu ua ntau yam sib txawv, thiab hloov ua lwm yam. Txhua tus hlau yog sawv cev los ntawm ib tsab ntawv ua raws li tsib tus lej, qhov twg tsab ntawv sawv cev ntawm cov hlau series, i.E. s rau stainless hlau.

Rau cov ntawv sau zeb hauv av uas xav tau cov qib qis dua uas tsis muaj cov xeb txaus tiv thaiv. Raws li 22% chromium cov ntsiab lus, lawv muaj cov ustenitic: Ferritic microstructure uas muaj zog dua, corrosion tsis kam thiab nqi-ua hauj lwm zoo.

Txhawm rau kom xa cov raj xa dej, nws yog ib qho tsim nyog los tshem cov hose ncaj hauv cov raj xa dej. Thaum siv ntau lub raj xa dej, ntau yam kav dej yuav tsum tau siv. Thaum twg cov raj xa dej siv, lub luj tshib yuav tsum tau siv los hloov qhov loj ntawm cov raj xa dej. Thaum bifurcating, peb-txoj kev xaim cov flange kev sib txuas siv thaum lub raj xa hluav taws xob thiab kev sib txuas txias thiab kev sib tw txias thiab kev sib koom ua ke txias. , Hauv kev sib txuas ntawm ntau cov twj paj nruag, kuj tseem muaj cov txuas txuas thiab ntsaws ntawm cov twj paj nruag theem.

Carbon Steel WPB fitting tees sib npaug Tees sib npaug Tees Kev Raug Kub Rolled kub 234 yeeb nkab adapter

Ib lub pob tw weld yeeb nkab haum yog tsim kom muaj welded rau ntawm nws cov (s) kom txuas cov yeeb nkab sib txuas ua ke thiab tso cai rau kev hloov pauv lossis lub hlab lossis xaus.

Lub tshuab hluav taws xob stainless hlau tsim cov fitings nrog ntxiv ntawm manghorus, carbon, silicon, thiab sulfur sib nrug los ntawm 2 lub ntsiab tseem ceeb.

Tswj cov tshuaj lom neeg muaj kev sib xyaw ua ke siv tau siv rau hauv kev lag luam nuclear kom tshem tawm cov kev pheej hmoo ntawm kev cuam tshuam corrosion los ntawm cov dej siab muaj zog muaj chloride ions.

SS 317L lauj kaub yog zoo li ib qho zoo sib xws 317 nyob rau hauv cov nqe lus ntawm corrosion tsis kam, Microstructure thiab thawj cov chromium-nickel-molybdenum chemistry. Cov theem siab ntawm cov ntsiab lus hauv 317L stainless hlau fittings xyuas kom cov alloy zoo heev rau chloride pitting thiab corrosion.

Txhawm rau kom xa cov raj xa dej, nws yog ib qho tsim nyog los tshem cov hose ncaj hauv cov raj xa dej. Thaum siv ntau lub raj xa dej, ntau yam kav dej yuav tsum tau siv. Thaum twg cov raj xa dej siv, lub luj tshib yuav tsum tau siv los hloov qhov loj ntawm cov raj xa dej. Thaum bifurcating, peb-txoj kev xaim cov flange kev sib txuas siv thaum lub raj xa hluav taws xob thiab kev sib txuas txias thiab kev sib tw txias thiab kev sib koom ua ke txias. , Hauv kev sib txuas ntawm ntau cov twj paj nruag, kuj tseem muaj cov txuas txuas thiab ntsaws ntawm cov twj paj nruag theem.

Hastellolo x yeeb bend kuj tseem tiv thaiv carburization thiab nitriving, ob qhov kev mob uas feem ntau ua rau thaum ntxov ua tsis tiav. Tom qab 100 teev nyob rau hauv roj av coke, plaub lwm cov ntaub ntawv tau nkag los ntawm carburization thiab whereas.

Cov ntsiab lus tsib xee ua rau cov alloys muaj kev ntxhov siab ntau yam kev ntxhov siab-corrosion tsoo thiab rau embosion los nag lossis daus ntawm cov theem Sigma.

Stainless hlau 316 yog cov Austenitic qib tsim nrog cov npib tsib xee thiab chromium cov ntsiab lus. Cov qib kawm no tseem muaj ib qho me me ntawm silicon, uas txhim kho cov oxidation tsis kam ntawm module. Qhov tseeb, stainless hlau 1.4401 feem ntau siv nyob rau hauv cov txheej txheem ntws muaj ntau yam li chlorides vim tias nws tsis kam hais cov tebchaw. Qhov sib ntxiv ntawm cov hlau molybdenum mus rau stainless hlau 316 raj alloys tsis tsuas yog txhim kho kev tiv thaiv mus rau chloride pitting tab sis kuj dav corrosion.

Ib lub pob tw weld yeeb nkab haum yog tsim kom muaj welded rau ntawm nws cov (s) kom txuas cov yeeb nkab sib txuas ua ke thiab tso cai rau kev hloov pauv lossis lub hlab lossis xaus.

Lub tshuab hluav taws xob stainless hlau tsim cov fitings nrog ntxiv ntawm manghorus, carbon, silicon, thiab sulfur sib nrug los ntawm 2 lub ntsiab tseem ceeb.

Stainless hlau 304 lub luj tshib fittings kuj tseem siv nyob rau hauv lub nkoj loj, boilers, siv zog, tshuab cua tshuab hluav taws xob yooj yim kuj nyuaj rau cov txiv lws suav

4 nti 6 nti Welded Nickel Alloy Yeeb Nkab Fittings luj tshib Inconel 600 601 625 71 625 718

Peb kuj yog tus xa khoom thiab cov neeg xa khoom ntawm Tees xws li ASME A182 tus kab mob taub hau sulfide, uas cov neeg ua txhaum cai rau kev ua si sulfide corrosion backing nyob rau hauv cov kev pab cuam surfide. Peb muaj qhov dav dav ntawm Duplex A815 fittings xws li Duplex S32205 R32205 RenPlex S31205 Renuplex S31803 Luj Tshib, thiab lwm yam.

Ib lub pob tw weld yeeb nkab haum yog tsim kom muaj welded rau ntawm nws cov (s) kom txuas cov yeeb nkab sib txuas ua ke thiab tso cai rau kev hloov pauv lossis lub hlab lossis xaus.

Lub tshuab hluav taws xob stainless hlau tsim cov fitings nrog ntxiv ntawm manghorus, carbon, silicon, thiab sulfur sib nrug los ntawm 2 lub ntsiab tseem ceeb.

Hmoov zoo, ob qho tib si carbon hlau thiab stainless hlau muaj peev xwm heev piv rau Nickel alloys. Cov roj hlau steel feem ntau teev raws li cov hlau pheej yig tshaj rau cov kav dej khov kho rau cov kav dej, tab sis stainless hlau feem ntau yog ib qho thib ob. Nws tso cai rau koj xaiv cov khoom uas zoo tshaj plaws rau koj qhov project tsis muaj kev xav txog tus nqi.

304 thiab 304L yog cov alloys tsis muaj zog, uas txhais tau tias tsis muaj carric carbide lossis carbon hauv cov hlau uas nws tau daws teeb meem.

253 ma cov yeeb nkab fittings yog ustenitic stainless hlau npib tsib xee-chromium aloyoed haum nrog lub ntiaj teb sib txawv thiab nitrogen. Cov fittings muaj cov oxior oxidation tiv taus txog li 1150 degree c thiab General corrosion tsis kam. Nws muab lub zog zoo tshaj plaws nrog rau cov kev tiv thaiv zoo dua rau kev yaig thiab sulfidation ntawm kub siab. Los ntawm kev tswj kom nruj ntawm micro-alloy ntxiv cov qauv qhia tau superior kub tiv taus cov khoom. Cov fittings muaj cov kev pib ua kom zoo dua thiab tswj hwm nws cov kev tsim nyog. Lub xub ntiag ntawm nitrogen thiab chromium cov ntsiab lus muaj rau pitting thiab kev ntxhov siab corrosion tawg.

Inconel unsical N07718 concentric reducer taub weld pob qij txha nrawm, thiab muab cov khoom siv hluav taws xob sai sai vim nws lub zog tshem tawm. Txhua hom ntawm inconel 718 pob tw weld fittings yog stocked nyob rau ntau qhov sib txawv thiab cov duab, thiab peb kuj tseem tuaj yeem tsim khoom rau peb cov neeg siv khoom.

Qhov durability no yog txuas ntxiv ntawm lawv cov tshuaj lom neeg muaj pes tsawg leeg tshuaj lom neeg thiab cov biphasic lawv pom. Duplex alloys yog tsis yog tus twg dhau los ustenitic thiab siab ferritic. Raws li qhov tshwm sim, Duplex xwm ntawm ob tus hlau hauv qab welded fittings ua rau lawv ib qho nyuaj tshaj plaws ib puag ncig.

Hmoov zoo, ob qho tib si carbon hlau thiab stainless hlau muaj peev xwm heev piv rau Nickel alloys. Cov roj hlau steel feem ntau teev raws li cov hlau pheej yig tshaj rau cov kav dej khov kho rau cov kav dej, tab sis stainless hlau feem ntau yog ib qho thib ob. Nws tso cai rau koj xaiv cov khoom uas zoo tshaj plaws rau koj qhov project tsis muaj kev xav txog tus nqi.