Moetsi oa boleng bo holimo ASTM A335 P91 Seamless Alloy Seel Pipe Manufacturer naheng ea China
Kakaretso
Nts'etsopele ea rona e ipapisitse le lisebelisoa tse tsoetseng pele, litalenta tse hloahloa le matla a mahlale a matla ka ho tsoelang pele bakeng sa phala ea rona ea tšepe ea boleng bo holimo, Re tla tsoela pele ho leka ho eketsa k'hamphani ea rona le ho fana ka lihlahisoa tsa boleng bo holimo tse nang le litheko tse mabifi. Potso efe kapa efe kapa maikutlo a ananeloa haholo. Hopola ho re tšoara ka bolokolohi. Khamphani ea rona e sebetsa ho latela molao-motheo oa ts'ebetso ea "tšebelisano-'moho e thehiloeng ho bots'epehi, tšebelisano 'moho, e ikemiselitseng batho, tšebelisano-'moho le win-win". Re tšepa hore re ka ba le likamano tsa botsoalle le mohoebi ea tsoang lefats'eng lohle
P91 ha e na feela khanyetso e phahameng ea oxidation le mocheso o phahameng oa ho hanyetsa mouoane, empa hape e na le tšusumetso e ntle ea ts'ebetso le polasetiki e phahameng le e tsitsitseng ea nako e telele le matla a mocheso. Ha mocheso oa ts'ebeletso o le tlase ho 620 ℃, khatello ea eona e lumellehang e phahame ho feta ea tšepe e sa jeleng ea austenitic. Ka holimo ho 550 ℃, moralo o khothalelitsoeng khatello ea kelello e ka bang habeli ea T9 le 2.25Cr-1Mo steel. E ka sebelisoa e le mocheso o phahameng oa mocheso oa mocheso o phahameng le phala ea tšepe e futhumatsang mocheso bakeng sa mocheso oa lebota la subcritical le supercritical boiler ≤625 ℃, hlooho ea mocheso o phahameng le mocheso oa lebota la mouoane ≤600 ℃, hammoho le mochini o futhumatsang matla a nyutlelie le sebopi sa yuniti ea peterole ea peterole.
Kopo
E sebelisoa haholo ho etsa phala ea boleng bo holimo ea tšepe ea alloy, phala e fapanyetsanoang mocheso, phala e matla ea mouoane bakeng sa indasteri ea peterole le ea lik'hemik'hale.
Kereiti e ka Sehloohong
Mophato oa phala ea boleng bo holimo ea alloy: P1, P2, P5, P9, P11, P22, P91, P92 joalo-joalo.
Karolo ea Lik'hemik'hale
| Kereiti | UN | C≤ | Mn | P≤ | S≤ | Si≤ | Cr | Mo |
| Sequiv. | ||||||||
| P1 | K11522 | 0.10~0.20 | 0.30~0,80 | 0.025 | 0.025 | 0.10~0,50 | - | 0.44 ~ 0,65 |
| P2 | K11547 | 0.10~0.20 | 0.30~0,61 | 0.025 | 0.025 | 0.10~0.30 | 0.50~0,81 | 0.44 ~ 0,65 |
| P5 | K41545 | 0.15 | 0.30~0,60 | 0.025 | 0.025 | 0.5 | 4.00~6.00 | 0.44 ~ 0,65 |
| P5b | K51545 | 0.15 | 0.30~0,60 | 0.025 | 0.025 | 1.00~2.00 | 4.00~6.00 | 0.44 ~ 0,65 |
| P5c | K41245 | 0.12 | 0.30~0,60 | 0.025 | 0.025 | 0.5 | 4.00~6.00 | 0.44 ~ 0,65 |
| P9 | S50400 | 0.15 | 0.30~0,60 | 0.025 | 0.025 | 0.50 ~ 1.00 | 8.00~10.00 | 0.44 ~ 0,65 |
| P11 | K11597 | 0.05~0.15 | 0.30~0,61 | 0.025 | 0.025 | 0.50 ~ 1.00 | 1.00 ~ 1.50 | 0.44 ~ 0,65 |
| P12 | K11562 | 0.05~0.15 | 0.30~0,60 | 0.025 | 0.025 | 0.5 | 0.80~1.25 | 0.44 ~ 0,65 |
| P15 | K11578 | 0.05~0.15 | 0.30~0,60 | 0.025 | 0.025 | 1.15 ~ 1.65 | - | 0.44 ~ 0,65 |
| P21 | K31545 | 0.05~0.15 | 0.30~0,60 | 0.025 | 0.025 | 0.5 | 2.65~3.35 | 0.80~1,60 |
| P22 | K21590 | 0.05~0.15 | 0.30~0,60 | 0.025 | 0.025 | 0.5 | 1.90~2,60 | 0.87~1.13 |
| P91 | K91560 | 0.08~0.12 | 0.30~0,60 | 0.02 | 0.01 | 0.20~0,50 | 8.00~9.50 | 0.85~1.05 |
| P92 | K92460 | 0.07~0.13 | 0.30~0,60 | 0.02 | 0.01 | 0.5 | 8.50~9.50 | 0.30~0,60 |
Lebitso le lecha le thehiloeng ho latela Practice E 527 le SAE J1086, Practice for Numbering Metals and Alloys (UNS). B Grade P 5c e tla ba le titanium content e seng ka tlase ho makhetlo a 4 ho feta khabone le ho feta 0.70%; kapa dikahare tsa columbium tsa 8 ho isa ho 10 makhetlo a khabone.
Thepa ea Mechini
| Thepa ea mechine | P1,P2 | P12 | P23 | P91 | P92,P11 | P122 |
| Matla a tšepe | 380 | 415 | 510 | 585 | 620 | 620 |
| Ho hlahisa matla | 205 | 220 | 400 | 415 | 440 | 400 |
Kalafo ea Mocheso
| Kereiti | Mofuta oa Phekolo ea Mocheso | Boemo bo Tloaelehileng ba Thempereichara F [C] | Subcritical Annealing kapa Tempering |
| P5, P9, P11, le P22 | Boemo ba Mocheso F [C] | ||
| A335 P5 (b,c) | Aneal e felletseng kapa e Isothermal | ||
| Tloaeleha le ho halefa | ***** | 1250 [675] | |
| Subcritical Anneal (P5c feela) | ***** | 1325 - 1375 [715 - 745] | |
| A335 P9 | Aneal e felletseng kapa e Isothermal | ||
| Tloaeleha le ho halefa | ***** | 1250 [675] | |
| A335 P11 | Aneal e felletseng kapa e Isothermal | ||
| Tloaeleha le ho halefa | ***** | 1200 [650] | |
| A335 P22 | Aneal e felletseng kapa e Isothermal | ||
| Tloaeleha le ho halefa | ***** | 1250 [675] | |
| A335 P91 | Tloaeleha le ho halefa | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
| Tlosa le ho halefa | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
Tlhokahalo ea Teko
Ntle le ho netefatsa sebopeho sa lik'hemik'hale le thepa ea mochini, liteko tsa hydrostatic li etsoa ka bonngoe, Tlhahlobo e sa Senyeheng, Tlhahlobo ea Sehlahisoa, Sebopeho sa Metal le Liteko tsa Etching, Teko ea ho batalla joalo-joalo.
Matla a Phepelo
Matla a Phepelo: Lithane tse 2000 ka Khoeli Ka Kreiti ka 'ngoe ea ASTM A335 Alloy Steel Pipe
Sephutheloana
Ka Mengata Le ka Lebokoseng le Matla la Lehong
Phano
Matsatsi a 7-14 haeba a le setokong, matsatsi a 30-45 ho hlahisa
Tefo
30% depsoit, 70% L/C kapa B/L kopi kapa 100% L/C ha u bona
Lintlha tsa Sehlahisoa
Tube ea boiler
GB/T5310-2017
ASME SA-106/SA-106M-2015
ASTMA210(A210M)-2012
ASME SA-213/SA-213M
