Cov qauv kev siv thiab qhov ntau thiab tsawg ntawm cov kav dej tsis muaj hlau tsis xeb yog dab tsi?

304 cov yeeb nkab tsis muaj seamless (21)

Cov kav dej tsis muaj hlau tsis xeb tau dhau los ua qhov tseem ceeb thoob plaws ntau qhov kev lag luam, ua tsaug rau lawv qhov kev tiv thaiv xeb zoo heev, lub zog, thiab kev ntseeg tau hauv qhov chaw ib puag ncig hnyav. Tsis zoo li cov kav dej welded, cov hom seamless yog tsim tsis muaj pob qij txha, ua rau muaj cov qauv sib xws thiab cov khoom siv kho tshuab zoo dua. Tsab xov xwm no tshawb nrhiav cov qauv kev ua haujlwm thoob ntiaj teb tseem ceeb uas tswj hwm cov kav dej tsis muaj hlau tsis xeb, nrog rau kev saib tob rau hauv lawv cov kev siv dav dav.

Cov Qauv Kev Ua Haujlwm ntawm Cov Kav Dej Stainless Hlau Seamless

Cov kav dej tsis muaj hlau tsis xeb yog tsim los ua kom tau raws li cov qauv thoob ntiaj teb thiab lub teb chaws nruj heev. Cov qauv no txhais cov tshuaj lom neeg sib xyaw, cov khoom siv kho tshuab, qhov ntev, thiab cov txheej txheem sim uas xav tau los xyuas kom meej tias cov khoom zoo thiab kev ua tau zoo sib xws. Qee cov qauv feem ntau ua raws li suav nrog:

● ASTM A312 / A312M
Tus qauv ASTM A312 npog cov kav dej tsis muaj qhov txuas, ncaj-kab welded, thiab cov kav dej austenitic stainless hlau txias heev uas tsim los rau kev kub siab thiab kev pabcuam corrosive dav dav. Nws yog siv dav hauv kev lag luam petrochemical thiab kev tsim hluav taws xob.

Tshawb Nrhiav:304 Cov Hlau Stainless Seamless Yeeb Nkab

● ASTM A213
Siv rau cov raj xa dej ferritic thiab austenitic alloy-steel uas tsis muaj qhov sib txuas, lub tshuab cua sov loj, thiab cov raj xa dej kub. Nws tswj cov raj xa dej ua haujlwm siab rau lub zog thermal thiab cov chaw tsim hluav taws xob.

Tshawb Nrhiav:316L Cov Hlau Stainless Hlau

● GB/T 14976
Qhov no yog tus qauv Suav uas qhia txog cov kav dej hlau tsis muaj qhov txuas uas siv rau kev thauj cov kua dej. Nws hais txog kev huv thiab kev tiv taus xeb hauv kev lag luam zaub mov, tshuaj lom neeg, thiab tshuaj.

● EN 10216-5
Ib tug qauv European uas suav nrog cov kav hlau tsis xeb uas tsis muaj qhov sib txuas rau lub hom phiaj siab. Nws siv rau cov kav dej kub thiab siab hauv cov tshuab hluav taws xob thiab tshuab.

● JIS G3459
Tus qauv Nyiv Pooj no hais txog cov kav dej hlau tsis xeb rau cov kav dej ib txwm muaj. Nws feem ntau siv rau hauv cov chaw ua haujlwm dav dav thiab cov chaw hauv nroog.

Tshawb Nrhiav:321 Cov Hlau Stainless Seamless Yeeb Nkab | 310/310S Cov Yeeb Nkab Hlau Tsis Muaj Qhov Txuas

Cov qauv no tsis yog tsuas yog ua kom muaj qhov tseeb ntawm qhov ntev xwb tab sis kuj tseem ua kom sib xws hauv kev tiv taus corrosion, lub zog tensile, thiab kev tiv taus kub siab, ua rau cov kav dej haum rau cov ntawv thov tseem ceeb.

321 SS yeeb nkab (2)
321 SS yeeb nkab (1)

Daim Ntawv Thov Scope ntawm Cov Kav Dej Stainless Hlau Seamless

1. Kev Lag Luam Roj thiab Roj Av
Cov kav dej hlau tsis xeb yog qhov tseem ceeb hauv kev ua haujlwm sab saud, nruab nrab, thiab sab hauv qab. Txij li cov chaw khawb av mus rau cov chaw ua kom roj av, cov kav dej no tswj tau qhov siab heev thiab qhov chaw xeb nrog kev saib xyuas tsawg kawg nkaus.

• Siv rau hauv cov kav dej hauv qab dej hiav txwv, kev thauj roj, thiab cov kab txhaj tshuaj.
• Cov qib zoo li 316L thiab 904L muab kev tiv thaiv chloride zoo dua.

Kawm ntxiv:904L Cov Hlau Stainless Seamless Yeeb Nkab

2. Cov Chaw Tsim Tshuaj thiab Petrochemical
Cov kav dej tsis muaj qhov tsis sib xws thauj cov tshuaj corrosive heev xws li sulfuric acid, chlorides, thiab cov tshuaj pH siab. Cov qib zoo li 304, 316L, thiab 310S tau nyiam vim lawv cov tshuaj inertness thiab thermal tiv taus.

• Siv rau hauv cov chaw hloov pauv cua sov, cov reactors, thiab cov kem distillation.
• Tsis muaj qhov txuas weld = tsawg dua qhov tsis muaj zog nyob rau hauv kev ntxhov siab lossis xeb.

3. Kev Tsim Hluav Taws Xob & Cov Khoom Sib Hloov Kub
Hauv cov tshuab kub siab xws li cov chaw tsim hluav taws xob nuclear, thermal, thiab hnub ci, cov kav dej hlau tsis xeb ua haujlwm hauv qab thermal cycling thiab cov xov xwm hnyav. Kev ua raws li ASTM A213 thiab EN 10216-5 ua kom muaj kev ruaj khov ntawm siab thiab kub.

• Haum rau cov raj boiler, cov raj reheater, thiab cov condensate systems.
• 310S stainless hlau zoo heev nyob rau hauv qhov chaw uas yooj yim oxidation.

Mus saib:310/310S Cov Yeeb Nkab Hlau Tsis Muaj Qhov Txuas

4. Kev Lag Luam Khoom Noj thiab Tshuaj
Kev huv huv yog qhov tseem ceeb heev rau cov lag luam no. Cov kav dej tsis muaj hlau tsis xeb tshem tawm cov pa phem ntawm cov vuam, ua kom cov nplaim sab hauv du thiab tiv taus cov kab mob biofouling.

• Cov ntawv thov suav nrog cov khoom siv mis nyuj, cov kab ua dej haus, thiab kev tsim tshuaj.
• Cov qauv xws li GB/T 14976 thiab ASTM A270 feem ntau yog siv los hais txog.

Tshawb xyuas:316L Cov Hlau Stainless Hlau

5. Kev Tsim Kho Dej Hiav Txwv
Cov kev lag luam hauv dej hiav txwv xav tau cov kev daws teeb meem zoo los tiv thaiv kev xeb ntawm dej ntsev. Cov kav dej tsis muaj xeb, tshwj xeeb tshaj yog cov qib duplex thiab 904L, muab kev ua haujlwm ntev hauv thaj chaw hauv qab dej thiab thaj chaw dej txaws.

• Cov ntawv thov suav nrog cov tshuab ballast, cov chav dej desalination, thiab cov platforms offshore.

6. Kev Tsim Kho thiab Kev Tsim Kho Vaj Tse
Cov qauv vaj tse thiab cov qauv tsim kho vaj tse siv cov hlau tsis xeb ntau zuj zus rau ob qho tib si lub zog thiab lub hom phiaj zoo nkauj. Cov kav dej tsis muaj qhov sib txuas yog xaiv rau cov ntawv thov uas tuav tau lub nra hnyav, cov ntaiv tes, thiab cov phab ntsa ntaub thaiv vim lawv cov kab huv thiab tiv taus xeb.

Xauj:304 Cov Hlau Stainless Seamless Yeeb Nkab

Vim li cas ho xaiv peb cov kav dej tsis muaj hlau tsis muaj hlau?

Sakysteel muaj cov kav dej hlau tsis muaj seamless uas muaj ntau qib thiab ntau qhov loj, txhua yam ua raws li cov qauv thoob ntiaj teb. Nrog cov khoom siv tsim khoom siab heev thiab kev tswj xyuas zoo nruj, Sakysteel ua kom ntseeg tau tias:

• Kev kam rau siab ntawm qhov ntev

• Qhov chaw tiav zoo kawg nkaus

• Kev tiv taus xeb thiab siab zoo heev

• Kev xa khoom sai thiab kev tsim khoom raws li koj xav tau

Txhua yam khoom raug tshuaj xyuas nruj heev suav nrog kev kuaj PMI, kev kuaj hydrostatic, kev kuaj ultrasonic flaw, thiab kev kuaj qhov ntev.


Lub sijhawm tshaj tawm: Tsib Hlis-07-2025