ASTM A350 LF2yog tus qauv tshwj xeeb rauCov Hlau Plua Plab Flanges, Fittings, Thiab Li QubTsim los siv rau hauv cov ntawv thov tsawg-. TusLf2kawm nyob rau hauv aitm owm A350 hais txog tshwj xeeb rauCov Hlau HlauHaum rauTsawg-Kub ServiceCov. Cov ntaub ntawv no yog siv hauv kev lag luam uas cov ntaub ntawv yuav tsum tau tswj kev nruj thiab lub zog txawm nyob hauv ib puag ncig txias heev.
Cov Nta Tseem Ceeb Ntawm Astm A350 Lf2:
Khoom: Cov Hlau Hlau, feem ntau nrog cov ntsiab lus tsawg.
Daim ntawv thov: Tsim los siv hauv qhov chaw muaj dej tsawg (hauv-50 degree flossis-45 degree), ua rau nws haum rau kev siv hauv kev lag luam xws licryogenic, Nkev, roj, liquefied gases, thiabKev Lag Luam.
Cov Khoom Siv Neeg Kho Tshuab:
TusYam tsawg kawg nkaus xwb Zogfeem ntau35 ksi (240 MPA).
TusYam tsawg kawg tensile lub zogyog70 ksi (485 mpa).
Cov khoom ua pov thawj kev cuam tshuam zoo heev ntawm cov kub kub, uas yog qhov tseem ceeb rau nws qhov kev ua tau zoo hauv cov chaw tsis muaj xwm txheej, ib puag ncig txias.
Cov ntawv thov tseem ceeb ntawm Astm A350 LF2:
Flanges: ASTM A350 lf2 flanges feem ntau siv nyob rau hauv cov tshuab ntsuas dej tsawg.
Tus miv: Cov qib no yog siv raulub tshob, tseem, tus liab, thiab lwm yam, qhov twg tsis tshua muaj kub-yuav tsum tau ua.
Li qub: Li qub tau ua los ntawm AQUM A350 LF2 yog siv rau cov ntawv thov txias huab cua uas qhov kev nruj heev yog qhov tsim nyog.
Kav dej: Cov kav dej thiab cov yeeb nkab fittings ua los ntawm AQUM A350 LF2 tuaj yeem siv hauv cov kab ke uas ua haujlwm ntawm cov nroj tsuag kub tsawg, xws li cov nroj tsuag tsis muaj lng.
Tshuaj lom neeg muaj pes tsawg leeg ntawm Astm A350 LF2:
Carbon (c): {0. 26% Max
Manganese (mn): 0.60% - 1.35%
Phosphorus (p): {0. 035% Max
Sulphur (s): {0. 035% Max
Silicon (si): 0.15% - 0.40%
Npib tsib caug (ni): {0. 40% Max
Tooj Liab (Cu): {0. 20% Max
Chromium (cr): {0. 30% Max
Molybdenum (mo): {0. 12% Max
Vanadium (V): {0. 10% Max
Lub cev lub cev:
Ceev: Kwv yees li7.85 g \/ cm³.
Lub zog tensile: Feem ntau70 ksi(485 mpa).
Paib lub zog: Feem ntau35 ksi(240 MPA).
Qhov zoo ntawm Astm A350 LF2:
Tsawg qhov kub kub: Nws ua tau zoo nyob rau hauv cryogenic thiab tsawg-qhov chaw ntsuas dej, tswj hwm nws cov khoom ntiag tug txawm tias ntawm sub-xoom.
Corrosion Kuj: Nws muaj kev txwv tsis kam rau kev xeb, uas yog qhov tseem ceeb rau kev siv nyob rau hauv tus mob khaub thuas thiab hnyav.
Siab Zog: Cov khoom siv tau sib npaug ntawm lub zog thiab tawv, ua kom haum rau ntau yam kev siv khoom.
Kev sib piv nrog Astm A105:
ASTM A350 LF2yog tshwj xeeb tsim rautsawg-kubCov ntawv thov, WhereasASTM A105yog feem ntau siv rauThaj kub cua sovlossis qhov kub thiab txias cov ntawv thov.
ASTM A350 LF2muaj qhov tseem ceeb duaKev Cuam Tshuamthiabkev muaj zogntawm tsawg kub, thaumA105yog feem ntau siv nyob rau hauv tus qauvCarbon Steel Flangesrau cov kev pab cuam dav dav.
Yog tias koj xav tau cov ntsiab lus ntxiv ntawm cov ntawv thov tshwj xeeb lossis qhov ntev, thov kom nug!
