347 cov yeeb nkab thiab cov kab kos tau txiav txim siab rau kev nthuav dav

Molybdenum thiab nitrogen cov ntsiab lus tseem ceeb tau nce qhov tsis kam ntawm pitting thiab crevice corrosion nyob hauv halide xov xwm. Lub sijhawm ntawd, npib tsib xee thiab nitrogen tsis tsuas yog ua kom muaj kev ruaj ntseg ntawm kev sib cais ntawm cov txheej txheem thermal lossis vuam cov txheej txheem zoo dua li cov nibrogen cov ntsiab lus ntawm nickel alloy.

316L 1.4401 tus yeeb nkab stainless hlau yog ib qho kev xaiv yeeb nkab zoo heev thiab cov yeeb nkab ruaj khov siv hauv ntau cov ntawv siv. Qhov no ss s31603 yeeb nkab yog tsim los ntawm cov hlau zoo 316L stainless ua rau corrosion, oxidation thiab staining rau cov chaw hnyav lossis kev siv ntxhov siab.

Lub unr unic s31803 (ASTM F51) Cov lus qhia tshwj xeeb tau ua rau muaj ntau dua Superseded los ntawm Unvent S32205 (1.4462, ASTM F60).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).

304 Piping spools yog tsim los ntawm 304 stainless hlau, ib qho khoom siv nrov thiab nrov tshaj plaws hauv ntau cov ntawv thov uas xav tau kev tiv thaiv kom xeb thiab oxidation. Cov kev tshaj lij no yog preooss siv cov machinery thiab cov txheej txheem tshwj xeeb, uas paub meej tias lawv muaj tseeb thiab ntseeg tau.

Stainless hlau uns s30400 puag ncig cov hlua yog siv los cog ntau yam tais diav, cov khoom siv tshuaj lom thiab ntim khoom siv ntau yam digital thiab cov khoom siv hluav taws xob thiab qhov chaw. Lawv kuj tau siv hauv kev lag luam CAs, xa hluav taws xob, petrochemical kev lag luam, kev lag luam tshuaj, qab zib mills, thiab lwm yam.

Cov ntsiab lus npib tsib xee nyob rau hauv stainless hlau unsed s9400 dig muag flanges tiv thaiv cov khoom siv xeb, suav nrog acetic acid thiab phosphoric acid, uas yog ib qho acid.

Stainless hlau DIN 1.4539 hauv qab ntawm cov flanges, stainless hlau 904L flange hlau weld flanges, stainless hlau sus 904L Orifice Flange Chaw tsim tshuaj paus

SMO 254 Cov kav dej tuaj yeem tiv taus cov kev ntxhov siab ntawm cov neeg muaj kev ntxhov siab thiab alloy 254 smo yeeb nkab siab ua haujlwm nyob rau hauv cov kub thiab xeb ib puag ncig.

ASTM A312 TP316 yog tus qauv txheem rau kev sib khi, ncaj-leeg welded, thiab hnyav txias welded ustenitic kav hlau stainless hlau thiab kev corrosive service. Lub 316 seamless muaj steel yeeb nkab yog tsim los ntawm kev sib xyaw ntawm cov chromium, npib tsib, thiab molybdenum ua rau corrosion thiab xeb thiab xeb thiab xeb thiab xeb.

DIN933 ASTM A193 309 Puv Xov Xwm Txuas Stainless Hlau Lex Stainless Hlau Bolt 8mm Hex Bolt 309 Hex Bolt

Peb siv cov hlau hluav taws xob zoo tshaj plaws muaj los tsim cov kab sib txuas thiab lawv cov tiav yog huv thiab meej.

Tsis suav txog N08367 tseem hu ua Alloy Al6XN yog cov carbon ntau, siab purity, nitrogen-batoy nrog zoo heev rau chloride pitting thiab compevice corrosion.
Alloy Steel Flanges
Lub raj seamless
Welded Yeeb Nkab
Welded Tube
Cov neeg siv khoom tshuaj xyuas
Beveled kawg, ntshiab kawg "
Qhov loj me "Od: 1 \ / 2" "~ 48" "
Stainless hlau Flange
Tsim cov qauv ASME B36.10 ASME B36.74
310s s31008 lub phaj rau ntsib hauv petrochemical ib puag ncig
Loj od: 1 \ / 2 "" ~ 48 ""

310s stainless hlau yog qhov qis dua cov pa roj carbon version ntawm 310 phaj uas yog tsawg tus nqi rau embrittlement thiab rhiab rau kev pabcuam. 310H Stainless Hlau Phaj yog lub siab carbon version.

Duplex Steel Daim Hlau & Cov Ntawv Qhia & Coils
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.

Stainless hlau 316 yog tus qauv molybdenum-bearing qib, thib ob hauv qhov tseem ceeb rau SS 304 nyob rau hauv cov hlau tsis huv.

ASME B16.47 Series A muaj nyob rau hauv cov chav kawm 150, 300, 400, 600, 900; uas ntawm asme B16.47 koob b muaj nyob rau hauv cov chav kawm 75, 150, 300, 400, 600, 900, 900, 900

Stainless hlau 347 Flange yog ib txoj kev txuas cov kav dej, li qub, twj thiab lwm yam khoom siv los ua cov piping system. Nws tseem muab cov yooj yim nkag tau rau kev ntxuav, kuaj lossis hloov kho. Flanges feem ntau yog welded lossis screwed. Flanged pob qij txha yog tsim los ntawm bolting ua ke ob flanges nrog lub gasket ntawm lawv los muab ib lub foob.

Nws tseem yog tus nqi xaiv txiaj ntsig kom tsis muaj nqi tsawg dua, xws li hom 316, uas tsis muaj lub zog lossis corrosion tsis kam los txo cov nqi hauv lub neej hauv cov ntawv thov.

Lub 316 cov yeeb nkab stainless hlau tau dhau los ua cov khoom siv tsis tau rau cov kev lag luam lag luam. Qhov no alloy ntawm hlau thiab chrome tau lees paub rau nws lub siab tiv taus corrosion, nrog rau nws cov kav ntev. 316 Stainless hlau Tubing tuaj yeem tsim nyob rau hauv ob leeg seamless thiab welded leeg kom tau raws li cov neeg siv khoom xav tau.

Incoloy 925 Qhov muag tsis pom Rued Flanges sib xyaw ua ke ntawm kev siv lub zog ntawm Incoloy-Hangers, cov khoom plig, thiab tubulars rau sour roj ntau lawm.
Ntaus "yeeb nkab seamless
Lub raj seamless
Welded Yeeb Nkab
Welded Tube
Cov neeg siv khoom tshuaj xyuas
Beveled kawg, ntshiab kawg "
A182 304 Flange haum rau lub zog tiam thiab boilers
Stainless hlau Flange
Tsim cov qauv ASME B36.10 ASME B36.74

Fasteners yog cov chaw tsim khoom muaj npe zoo ntawm SS 309 Bolts uas tuaj yeem muab cov txheej txheem yooj yim tshaj plaws los ntawm cov txheej txheem tsim nyog, suav nrog cov txheej txheem tig, smaw, Mig thiab FCAW. Alloy 309 Bolts feem ntau yog siv hauv boilles baffles, cov hnab kub, cua tshuab panels thiab lwm cov hlab kub siab.

Al6XN yog superaustenitic steel hlau nrog kev ua tau zoo rau chloride pitting, crevice corrosion thiab kev nyuaj siab corrosion tawg. Al6XN yog 6 Moly alloy uas tau tsim rau thiab siv hauv kev sib cav sib ceg siab. Nws muaj cov npib tsib xee (24%), Molybdenum (6.3%), nitriumen thiab chromium cov ntsiab lus tawg, thiab tshwj xeeb corrosion tiv thaiv. Al6XN yog feem ntau siv rau nws cov kev txhim kho pitting thiab crevice corrosion tsis kam hauv chlorides. Nws yog ib qho tsim nyog thiab weldable stainless hlau.

316L stainless hlau yog ib qho kev sib txuam ntawm kev ua haujlwm feem ntau hu ua "Marine qib stainless hlau" vim tias nws siv nyob rau hauv ze li 90% ntawm cov ntawv thov marine - suav nrog kev lim dej. Ntxiv rau cov hlau xws li hlau thiab npib tsib xee, 316L muaj 16-18% chromium thiab 2-3% molybdenum. Cov ntsiab no yog qhov tseem ceeb vim tias lawv txhim kho lub corrosion ntawm corrosion; Chromium sib cuam tshuam nrog oxygen nyob rau hauv dej hiav txwv los ua txheej tiv thaiv oxide, thaum molybdenum txhim kho cov hlau ua kom pitting corrosion. Ib qho ntxiv, 316L muaj cov ntsiab lus roj carbon qis (li no siv "l" hauv nws lub npe), uas muab nws kev tiv thaiv zoo dua rau kev xeb.

Lub corrosion resistance kev ua yeeb yam ntawm 304 ss yeeb nkab yog qhov tseem ceeb tshwj xeeb rau stainless raj. Cov cuab yeej siv ntau zaus ntawm cov hlau koom nrog Ferritic thiab Martensitic Steel, uas yog feem ntau ua los ntawm kev ntxiv chromium thiab tsim los ntawm kev kho cua sov lossis ua kom sov.

Stainless hlau flanges txuas nrog cov yeeb nkab thiab fittings los ua tus pas dej, dej, roj, thiab chav dej thiab khoom noj khoom haus. Flanges muab kev nkag tau yooj yim rau kev ntxuav, tshuaj xyuas, thiab kev hloov kho. Flange hom uas suav nrog qhov muag tsis pom, kev sib koom tes wandd, ncej puab, thiab xov, muaj nyob rau ntau qhov ntau thiab tsawg thiab cov duab. Stainless hlau yog ruaj, tiv thaiv kev corrosion los ntawm Fausical tshuaj, roj, thiab roj av, thiab tiv thaiv siab thiab muaj kev kub siab.

304 Yeeb yog siv rau hauv cov khoom siv hauv tsev thiab cov kev siv vim nws cov khoom muaj ntau yam. Peb yog cov ua lag luam ntawm cov hlau stainless 304 yeeb nkab hauv lub teb chaws. Peb lub zeem muag yog los tsim cov khoom lag luam zoo tshaj plaws ntawm tus nqi tsim nyog uas muaj rau txhua tus.
Ntaus "yeeb nkab seamless
Lub raj seamless
Welded Yeeb Nkab
Welded Tube
Cov neeg siv khoom tshuaj xyuas
Beveled kawg, ntshiab kawg "
Huitong Stainless hlau 304 316 310 wn yog rf rtj flanges
Stainless hlau Flange
Tsim cov qauv ASME B36.10 ASME B36.74

ASME ASTM DIN REANGES Stainless Hlau Xov Xwm Flange Adapter Adapter Adapter

Stainless hlau siv nws lub npe los ntawm nws lub peev xwm tiv ua tsaug rau qhov kev sib cuam tshuam ntawm nws cov khoom sib txuam thiab ib puag ncig uas lawv raug. Ntau hom stainless hlau pab ntau lub hom phiaj thiab ntau sib tshooj. Tag nrho cov hlau uas tsis muaj zog yog muaj tsawg kawg 10% chromium. Tab sis tsis yog txhua tus hlwv uas tsis muaj tib yam.

Ib lub flange tuaj yeem ua ib lub phaj rau npog lossis kaw qhov kawg ntawm cov yeeb nkab. Qhov no yog hu ua tus dig muag flange. Yog li, flanges tau txiav txim siab yog nyob rau sab hauv cov khoom uas tau siv los txhawb lwm lub tshuab tshuab.

Cov khoom ntawm stainless hlau 310 hex taub hau bolts yuav tsum tau cov roj carbon ntau dua li cov pa roj carbon uas tsis ua tau zoo nrog cov roj carbon steel. ASTM A276 hom 310s yog cov khoom lag luam tshwj xeeb rau 310 cov khoom siv hlau tsis muaj zog lossis kub-ua haujlwm hauv puag ncig, xwmfab, thiab lwm yam kub-dov.

Stainless hlau kuj yog tsim ntawm tsawg kawg 10.5% chromium, lub teeb ci uas muab cov hlau nws ua tiav thiab zoo dua corrosion tsis kam.

Peb nqa cov khoom lag luam loj ntawm 304 thiab 316 stainless hlau flanges hauv ntau hom thiab ntau thiab tsawg. Xaiv los ntawm cov yeeb nkab hlau flanges xws li: Stainless hlau tsis pom kev zoo nkauj, tsa ntsej muag

254smo (undal S31254, Astm F44, 1.4547) yog ib tug thiaj li hu super ustenitic steel. Los ntawm kev nce cov ntsiab lus Molybdenum mus rau 6%, nws tiav qhov pitting tivthaiv tus lej (pren)> 43, uas zoo ib yam li super duplex stainless hlau stainless hlau stainless (sdss).
Ntaus "yeeb nkab seamless
Lub raj seamless
Welded Yeeb Nkab
Welded Tube
Cov neeg siv khoom tshuaj xyuas
Beveled kawg, ntshiab kawg "
Huitong Stainless hlau 304 316 310 wn yog rf rtj flanges
Stainless hlau Flange
Tsim cov qauv ASME B36.10 ASME B36.74

316 Stainless hlau yog ib coloy nrov uas muaj molybdenum. Tsis zoo li cov steel steel uas muaj feem ntau, 304 hlau, nws yog tiv taus ntau dua rau chlorides thiab lwm cov kua qaub. Qhov no ua rau nws zoo tagnrho rau kev siv sab nraum zoov hauv cov chaw ua haujlwm marine lossis cov ntawv thov uas yuav raug rau chlorides.

Tag nrho peb cov hlau stainless bolts thiab txiv ntoo tsis muaj kev txiav txim tsawg kawg nkaus, koj tuaj yeem xaj kom tsawg li ib lub ntsia hlau lossis txiv ntoo. Yog tias koj tseem tsis tuaj yeem pom qhov koj tab tom nrhiav, thov hu rau peb.

SAE 304 stainless hlau yog qhov feem ntau steel hlau. Cov hlau muaj ob txoj kev chromium (nruab nrab ntawm 18% thiab 20%) thiab thib pua (nruab nrab ntawm 8%) [1] cov hlau uas yog cov qauv hlau tseem ceeb. Nws yog ib tus neeg siv tshuaj hlau tsis huv. Nws tsis tshua muaj hluav taws xob thiab cuam tshuam cov khoom siv hluav taws xob ntau dua li cov hlau. Nws sib nqus, tab sis tsis sib nqus dua li hlau. Nws muaj ntau dua corrosion tsis kam ntau dua li cov hlau tsis tu ncua thiab siv dav siv vim yog qhov yooj yim nyob rau hauv ntau yam duab. [1]

Txawm hais tias nws muaj peev xwm khoov stainless hlau rau hauv cov qauv sib txawv, cov txheej txheem yuav xav tau cov cuab yeej tshwj xeeb rau cov cuab yeej tshwj xeeb. Thaum peb tham txog dabtsi yog khoov high-kawg stainless hlau cov ntaub ntawv, saib xyuas kom nce ntxiv khoov teeb meem. Qhov nyuaj feem ntau nyob ntawm lub thickness ntawm tubing.
Ntaus "yeeb nkab seamless
Lub raj seamless
Welded Yeeb Nkab
Welded Tube
Cov neeg siv khoom tshuaj xyuas
Beveled kawg, ntshiab kawg "
Huitong Stainless hlau 304 316 310 wn yog rf rtj flanges
Stainless hlau Flange
Tsim cov qauv ASME B36.10 ASME B36.74

ASME B36.19M yog tus qauv kev qhia tshwj xeeb rau cov kav hlau stainless hlau, uas qhia txog kev ua siab ntev, thiab tsim khoom rau cov kav dej thiab cov txiv ntseej.

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.
300 series qib stainless hlau yog lub chromium-nickel alloy uas yog tsim rau hauv ntau cov khoom lag luam suav nrog cov kav hlau stainless hlau thiab cov kav hlau hlau. Ob 304 thiab 316 cov yeeb nkab steel muaj zog los tswj nws lub zog ntawm kev kub siab, tiv thaiv kev xeb, thiab yog yooj yim tswj. Qhov kev xaiv ntawm cov khoom tau nyob ntawm seb koj yuav siv cov yeeb nkab thiab ib puag ncig uas cov yeeb nkab yuav nruab.