Hordhac
ASTM A179 / ASME SA179 waxa ay qeexdaa bilaa-la'aan, qabow{2}} sawiran, hooseeya - tuubooyinka birta kaarboon ee loogu talagalay wareejinta kulaylka hufan iyo waxqabadka samaynta la isku halayn karo. Iyada oo ugu yar -Dhismaha gidaarka iyo xakamaynta adag ee birta, tuubooyinkan ayaa si weyn loogu isticmaalaa kulaylka beddelayaasha iyo kombuyuutarrada guud ahaan warshadaha sifaynta, kiimikaad batroolka, iyo warshadaha tamarta.Octal Pipe waxay siisaa tuubooyinka A179/SA179 ee EPC-ga caalamiga ah iyo kuwa sameeya qalabka, taageeraya labada tuubooyin qaawan iyo U{0}qaloocida shirarka
Halabuurka Kiimikada
Kiimiko kaarboon oo hooseeya -Waxay wanaajisaa kartida qabow ee U-labashada iyo tuubada{2}}ilaa{3}} balaarinta xaashida tuubada.
|
Curiyaha |
Shuruudaha (wt%) |
Muhiimadda Injineernimada |
|
Kaarboon (C) |
0.06–0.18 |
Waxay ilaalisaa ductility samaynta |
|
Manganese (Mn) |
0.27–0.63 |
Xoojinta iyo deoxidation |
|
Fosfooraska (P) |
In ka yar ama la mid ah 0.035 |
Wuxuu xaddidaa jajabnaanta |
|
Sulfur (S) |
In ka yar ama la mid ah 0.035 |
Nadiifi oogada gudaha iyo alxanka |
Guryaha Makaanikada
|
Hanti |
Shuruudaha Ugu Yar |
Doorka Kuleylleyda |
|
Xoogga Jilicsan |
Ka weyn ama la mid ah 325 MPa (47 ksi) |
Xadka badbaadada qaab dhismeedka |
|
Xoogga Wax-soo-saarka |
Ka weyn ama la mid ah 180 MPa (26 ksi) |
Waxay xakamaysaa qallafsanaanta xilliga samaynta |
|
Dheeraynta |
Ka weyn ama la mid ah 35% |
Muhiim u ah ballaarinta nabdoon |
|
Adag |
In ka yar ama la mid ah 72 HRB |
Waxay ka hortagtaa dildilaaca inta lagu jiro U- foorarsiga |
Guryahani waxay awood u siinayaan been-abuur nabdoon iyo adeeg xasilloon oo xidhmooyinka beddelka ah.

Wax-soo-saarka & Daawaynta Kulaylka
Tuubooyinka ASTM A179 / ASME SA179 waxaa lagu soo saaraa habsocodka wax soo saarka ee aan xuduudka lahayn oo ay ku xigto sawir qabow oo sax ah si loo gaaro dulqaad cabbir adag iyo sagxadaha gudaha ee siman si loo hagaajiyo kulaylka - hufnaanta wareejinta.
Habka wax-soo-saarka ee aan cillad lahayn
Billet bannaan → daloolin → qaabayn kulul → fara badan- sawir qabow dhaaf
Xakamaynta cabbirku waxay hubisaa in ugu yar - shardiga gidaarka si sax ah loo gaaro
Sawirka qabow wuxuu wanaajiyaa dhammaynta dusha sare iyo nadaafadda gudaha{0}muhiim u ah dhimista wasakhda kuleylleyda
Daaweynta kulaylka ugu dambeeya
Qabowga kama dambaysta ah ka dib -kaarka barbaradka, tuubooyinka waxaa lagu daaweeyaa kulaylKa weyn ama la mid ah 1200 darajo F (Ka weyn ama la mid ah 650 darajo)ku:
- Iska yaree werwerka haraaga ah ee ay keento shaqada qabow
- Soo celi ductility lagama maarmaanka u ahU- laablaabashada iyo ballaadhinta xaashida tuubada
- Hagaajinta degenaanshiyaha qaabdhismeedka muddada dheer- ee culeysyada kulaylka wareegtada ah
Xaaladda dusha sare & diyaarinta
- La keenaymiisaan - bilaash ahsi loo ilaaliyo waxqabadka kulaylka ugu fiican
- Dhammaad waanadiif ah oo bur ah{0}free, hubinta alxanka la isku halleyn karo ama ballaarinta farsamada inta lagu jiro kulanka
- Kantaroolka wax soo saarka iyo biraha waxa uu caawiyaa hubinta nolosha adeeg dheer, isku halaynta qaabdhismeedka, iyo rakibida badbaadada leh ee xidhmooyinka beddelka cufnaanta sare-
Kormeerka & Imtixaanka
Sida waafaqsan ASTM A179 iyo ASTM A450/A450M:
|
Shayga Kormeerka |
Ujeedo |
|
Baaritaanka Hydrostatic ama NDE |
Xaqiijinta cidhiidhiga- |
|
Tijaabada fidsan |
Hubinta fayoobida iyo ductility |
|
Tijaabada hurinta/Beddelka |
Waxay xaqiijisaa awoodda ballaadhinta xaashida tuubada |
|
Imtixaan adag |
Qabow{0}} Xaqiijinta heerka shaqada |
|
Calaamadaynta & raadraaca MTC |
Waxay taageertaa dib u eegista QA iyo xisaabinta mashruuca |
Injineerinka & Aasaaska Wax Soo Iibka
|
Qaybta |
Hagida Injineerinka |
Maxaa lagu gartaa |
|
Cabbirka Tuubbada |
OD 3.2-76.2 mm (1/8-3 in) |
OD × Dhumucda Darbiga ugu Yar × Dhererka |
|
Samaynta |
Ku habboon U- laablaabashada iyo ballaarinta |
Min. leexashada ka weyn ama la mid ah 2-2.5 × OD |
|
Xaalada Dusha sare |
Xakamaynta xumaanta & waxqabadka kulaylka |
Miisaanka- oo bilaash ah oo leh darafyo la ilaaliyo |
|
Heerka Kormeerka |
Iyada oo ku saleysan muhiimadda nidaamka |
Hydrostatic/NDE + tijaabooyinka ductility |
|
Dukumeenti |
Hantidhawrka & u hoggaansanaanta koodhka |
MTC oo leh raadraac buuxa |
|
Baakadaha & Saadka |
Ka hortagga daxalka iyo saamaynta |
Badbaadinta dhoofinta darajada{{0} |
Hal qayb oo taageeraya labadabanaqshadeyntaiyowax iibsigago'aannada.
Codsiyada
- Shell & tuubada kuleyliyeyaasha
- Korontada{0}}condensers dhirta
- Tareennada qaboojinta sifaynta
- Qaboojiyayaasha warshadaha iyo qaboojiyeyaasha hawada
- Habka diidmada kulaylka
- Wixii koloriin ah{0}}warbaahin xanbaarsan ama soo-gaadhista biyaha badda:
- Tixgeli gunnada daxalka, dahaarka, ama alloysyada la cusboonaysiiyay sida ASTM A213.

Soo koobid
ASTM A179 / ASME SA179 tuubooyinka kulaylka beddela ee aan xuduud lahayn waxay bixiyaan kulayl aad u fiican{2}} hufnaanta wareejinta, kartida samaynta la isku halayn karo, iyo waxqabadka la xaqiijiyay ee qaybaha qaboojinta warshadaha.
Octal Pipe waxay si buuxda u siisaa tubbooyinka A179/SA179 oo si buuxda loo baafin karo oo leh U{2} samaynta qalooc ikhtiyaari ah, dukumeenti MTC ah oo dhamaystiran, iyo BV/ABS kormeer goob joog ah, hubinta u hoggaansanaanta dalabaadka mashaariicda beddelka.
FAQ

Q1: Waa maxay ASTM A179 / ASME SA179 tubbada loo isticmaalo?
Q2: ASME SA179 ma u dhigantaa ASTM A179?
Q3: Waa maxay cabbirka cabbirka ASTM A179 daboolayaa?
Q4: Waa maxay baaritaanada inta badan looga baahan yahay tuubooyinka A179/SA179?
Shahaadooyinka

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