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kiʻekiʻe kaomi boiler paipu

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  • kiʻekiʻe kaomi boiler paipu
  • kiʻekiʻe kaomi boiler paipu
  • kiʻekiʻe kaomi boiler paipu

ʻO ka wehewehe pōkole:

ʻO ke kila kalapona kiʻekiʻe, ke kila hoʻoheheʻe ʻia, a me ke kila kila wela ʻole ʻia no ka piʻi kiʻekiʻe a ma luna o nā paipu paila mahu ma GB/T5310-2007 maʻamau. ʻO ka mea nui ka Cr-Mo alloy a me Mn Alloy, e like me 20G, 20MnG, 20MoG, 12CrMoG, etc.


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  • Ka manawa o waena o ka hoʻomaka a i ka wā pau:7-14 mau lā inā ma ka waihona, 30-45 mau lā e hana ai
  • Hoʻopili:Nalo ʻeleʻele, bevel a me ka pāpale no kēlā me kēia paipu; Pono ka OD ma lalo o 219mm e hoʻopili i ka pūʻolo, a ʻo kēlā me kēia pūʻolo ʻaʻole iʻoi aku ma mua o 2 tons.
    • Hoʻoiho ma ke ʻano he PDF

    Huahana Huahana

    Huahana Huahana

    kiʻekiʻe kaomi boiler paipu,
    Paipu paila, paipu paila A335, paipu paila GB5310, Paipu paila, paipu paila A335, paipu paila GB5310, kiʻekiʻe kaomi boiler paipu, kiʻekiʻe kiʻekiʻe boiler paipu,

    Nānā nui

    Palapala noi

    Hoʻohana nui ia no ka hana ʻana i ke kila kila kila kiʻekiʻe, ke kila hoʻoheheʻe ʻia a me ke kila wela-kū ʻole i nā paipu kila maʻemaʻe no ke kaomi kiʻekiʻe a ma luna o nā paipu paila mahu.

    Hoʻohana nui ʻia no ke kiʻekiʻe kiʻekiʻe a me ka lawelawe wela o ka paila (Superheater tube, reheater tube, ea alakaʻi paipu, pahu mahu nui no nā boiler kiʻekiʻe a kiʻekiʻe). Ma lalo o ka hana o ke kinoea flue wela kiʻekiʻe a me ka mahu wai, e oxidize a corrode ka paipu. Pono ka paipu kila i ke kūpaʻa kiʻekiʻe, ke kūpaʻa kiʻekiʻe i ka oxidation a me ka corrosion, a me ka paʻa paʻa.

    Papa Nui

    Papa o ke kila kila kila kiʻekiʻe: 20g, 20mng, 25mng

    Ke kila kila kila: 15mog, 20mog, 12crmog, 15crmog, 12cr2mog, 12crmovg, 12cr3movsitib, etc.

    Papa o ke kila wela pale-pale: 1cr18ni9 1cr18ni11nb

    Mea Kimia

    Papa

    ʻAno maikaʻi

    Papa

    Waiwai Kemika

    C

    Si

    Mn

    P

    S

    Nb

    V

    Ti

    Cr

    Ni

    Cu

    Nd

    Mo

    B

    Als”

    不大于

    不小于
    Q345 A

    0.20

    0.50

    1.70

    		 0.035 0.035

    0.30

    0.50

    0.20

    0.012

    0.10

    		 — —
    B 0.035 0.035
    C 0.030 0.030

    0.07

    0.15

    0.20

    0.015
    D

    0.18

    		 0.030 0.025
    E 0.025 0.020
    Q390 A

    0.20

    0.50

    1.70

    		 0.035 0.035

    0.07

    0.20

    0.20

    0.3.

    0.50

    0.20

    0.015

    0.10

    		 — —
    B 0.035 0.035
    C 0.030 0.030

    0,015
    D 0.030 0.025
    E 0.025 0.020
    Q42O A

    0.20

    0.50

    1.70

    		 0.035 0.035

    0.07

    0.2.

    0.20

    0.30

    0.80

    0.20

    0.015

    0.20

    		 —

    —
    B 0.035 0.035
    C 0.030 0.030

    0.015
    D 0.030 0.025
    E 0.025 0.020
    Q46O C

    0.20

    0.60

    1.80

    		 0.030 0.030

    0.11

    0.20

    0.20

    0.30

    0.80

    0.20

    0.015

    0.20

    0.005

    0.015
    D 0.030 0.025
    E 0.025 0.020
    Q500 C

    0.18

    0.60

    1.80

    		 0.025 0.020

    0.11

    0.20

    0.20

    0.60

    0.80

    0.20

    0.015

    0.20

    0.005

    0.015
    D 0.025 0.015
    E 0.020 0.010
    Q550 C

    0.18

    0.60

    2.00

    		 0.025 0,020 0.11

    0.20

    0.20

    0.80

    0.80

    0.20

    0.015

    0.30

    0.005

    0.015
    D 0.025 0,015
    E 0.020 0.010
    Q62O C

    0.18

    0.60

    2.00

    		 0.025 0.020

    0.11

    0.20

    0.20

    1.00

    0.80

    0.20

    0.015

    0.30

    0.005

    0.015
    D 0.025 0.015
    E 0.020 0.010
    Koe wale no ka helu Q345A a me Q345B, pono e komo i ke kila ma kahi li'ili'i o ho'okahi o na mea huapalaoa ho'oma'ema'e Al, Nb, V, a me Ti. E like me nā mea e pono ai, hiki i ka mea hoʻolako ke hoʻohui i hoʻokahi a i ʻole nā ​​​​mea ʻai i hoʻomaʻemaʻe ʻia, ʻo ka waiwai kiʻekiʻe Pono e hoʻokō i nā koi i ka papaʻaina. Ke hui pū ʻia, Nb + V + Ti <0.22% °No nā māka Q345, Q390, Q420 a me Q46O, Mo + Cr <0.30% oKe hoʻohana ʻia kēlā me kēia papa o Cr a me Ni ma ke ʻano he koena, ʻaʻole pono ka ʻike o Cr a me Ni. ʻoi aku ma mua o 0.30%; i ka wā e pono ai e hoʻohui ʻia, pono e hoʻokō i kāna ʻike i nā koi i ka papaʻaina a i ʻole e hoʻoholo ʻia e ka mea hoʻolako a me ka mea kūʻai aku ma o ke kūkākūkā ʻana.

    J Inā hiki i ka mea hoʻolako ke hōʻoiaʻiʻo i ka hoʻokō ʻana o ka maʻiʻo nitrogen i nā koi i ka papaʻaina, ʻaʻole hiki ke hoʻokō ʻia ka nānā ʻana i ka nitrogen. Inā hoʻohui ʻia ʻo Al, Nb, V, Ti a me nā mea hoʻohui ʻē aʻe me ka hoʻoponopono nitrogen i ke kila, ʻaʻole i kaupalena ʻia ka maʻiʻo nitrogen. Pono e hōʻike ʻia ka maʻiʻo nitrogen fixation ma ka palapala hōʻoia maikaʻi.

    'I ka hoʻohana 'ana i ka aluminika a pau, ka huina alumini ma AIt ^ 0.020% B

    Waiwai Mechanical

    No

    Papa

    Waiwai Mechanical

     

     

    Kuʻi
    MPa

    Hāʻawi
    MPa

    Hooloihi
    L/T

    Ka hopena (J)
    Kūleʻa/Lele

    Ka lima lima
    HB

    1

    20G

    410-
    550

    ≥
    245

    24/22%

    40/27

    —

    2

    20MnG

    415-
    560

    ≥
    240

    22/20%

    40/27

    —

    3

    25MnG

    485-
    640

    ≥
    275

    20/18%

    40/27

    —

    4

    15MoG

    450-
    600

    ≥
    270

    22/20%

    40/27

    —

    6

    12CrMoG

    410-
    560

    ≥
    205

    21/19%

    40/27

    —

    7

    15CrMoG

    440-
    640

    ≥
    295

    21/19%

    40/27

    —

    8

    12Cr2MoG

    450-
    600

    ≥
    280

    22/20%

    40/27

    —

    9

    12Cr1MoVG

    470-
    640

    ≥
    255

    21/19%

    40/27

    —

    10

    12Cr2MoWVTiB

    540-
    735

    ≥
    345

    18/-%

    40/-

    —

    11

    10Cr9Mo1VNbN

    ≥
    585

    ≥
    415

    20/16%

    40/27

    ≤
    250

    12

    10Cr9MoW2VNbBN

    ≥
    620

    ≥
    440

    20/16%

    40/27

    ≤
    250

    Hoʻomanawanui

    ʻO ka mānoanoa o ka pā a me ka anawaena o waho:

    Inā ʻaʻohe koi kūikawā, e hāʻawi ʻia ka paipu e like me ke anawaena o waho maʻamau a me ka mānoanoa o ka paia. E like me ka pepa ma hope

    Hoʻokaʻawale ʻana

    Ke ano hana

    Ka nui o ka paipu

    Hoʻomanawanui

    Papa maʻamau

    Papa kiʻekiʻe

    WH

    Paipu Wela Rolled（extrude）

    Anawaena waho maʻamau

    （D）

    <57

    士 0.40

    ±0,30

    57 〜325

    SW35

    ±0.75%D

    ±0.5%D

    S>35

    ±1%D

    ±0.75%D

    >325 ~6..

    + 1%D a i ʻole + 5. E lawe i hoʻokahi liʻiliʻi一2

    >600

    + 1%D a i ʻole + 7,E lawe i hoʻokahi liʻiliʻi一2

    Mānoanoa Pāpā Mānoanoa

    （S）

    <4.0

    ±|・丨）

    ±0.35

    >4.0-20

    + 12.5%S

    ±10%S

    >20

    DV219

    ±10%S

    ±7.5%S

    心219

    + 12.5%S -10%S

    土10%S

    WH

    Paipu hoonui wela

    		 Anawaena waho maʻamau

    (D)

    pau loa

    ±1%D

    ±0.75%.
    Mānoanoa Pāpā Mānoanoa

    (S)

    pau loa

    + 20%S

    -10%S

    + 15%S

    -io%s

    wc

    Huki anu (rolled)

    Ppipe

    		 Anawaena waho maʻamau

    (D)

    <25.4

    ± 'L1j

    —

    >25.4 〜4()

    ±0.20

    >40 〜50

    |:0.25

    —

    >50 〜60

    ±0.30

    >60

    ±0.5%D

    Mānoanoa Pāpā Mānoanoa

    (S)

    <3.0

    ±0.3

    ±0.2

    >3.0

    S

    ±7.5%S

    Ka lōʻihi:

    ʻO ka lōʻihi maʻamau o nā paipu kila he 4 000 mm ~ 12 000 mm. Ma hope o ke kūkākūkāʻana ma waena o ka mea hoʻolako a me ka mea kūʻai aku, a hoʻopiha i kaʻaelike, hiki ke hāʻawiʻia i nā paipu kila me ka lōʻihi ma mua o 12 000 mm a iʻole ka pōkole ma mua o I 000 mm akāʻaʻole iʻoi aku ka pōkole ma mua o 3 000 mm; ka lōʻihi pōkole ʻO ka helu o nā paipu kila ma lalo o 4,000 mm akā ʻaʻole i emi iho ma mua o 3,000 mm ʻaʻole ia ma mua o 5% o ka huina o nā paipu kila i hāʻawi ʻia.

    Kaumaha lawe:
    Ke hāʻawiʻia ka paipu kila e like me ke anawaena o waho a me ka mānoanoa o ka paia nominal a iʻole ke anawaena o loko a me ka mānoanoa o ka paia nominal, e hāʻawiʻia ka paipu kila e like me ke kaumaha maoli. Hiki ke hāʻawi ʻia e like me ke kaumaha theoretical.
    Ke hāʻawiʻia ka paipu kila e like me ke anawaena o waho a me ka mānoanoa liʻiliʻi o ka paia, hāʻawiʻia ka paipu kila e like me ke kaumaha maoli; kūkākūkā nā ʻaoʻao hoʻolako a koi. A ua hōʻike ʻia ma ka ʻaelike. Hiki ke hāʻawi ʻia ka paipu kila e like me ke kaumaha theoretical.

    Kaumaha kaumaha:
    E like me nā koi o ka mea kūʻai aku, ma hope o ke kūkākūkā ʻana ma waena o ka mea hoʻolako a me ka mea kūʻai aku, a ma ka ʻaelike, ʻo ka ʻokoʻa ma waena o ke kaumaha maoli a me ke kaumaha theoretical o ka paipu kila hāʻawi e hoʻokō i kēia mau koi:
    a) Paipu kila hoʻokahi: ± 10%;
    b) ʻO kēlā me kēia pūʻulu o nā paipu kila me ka liʻiliʻi loa o 10 t: ± 7.5%.

    Koi hoao

    Hōʻike Hydraustatic:

    Pono e ho'āʻo hydraulically ka paipu kila i kēlā me kēia. ʻO 20 MPa ke kaomi hoʻāʻo kiʻekiʻe. Ma lalo o ke kaomi ho'āʻo, ʻaʻole i emi iho ka manawa stabilization ma mua o 10 s, a ʻaʻole e kahe ka paipu kila.

    Ma hope o ka ʻae ʻana o ka mea hoʻohana, hiki ke hoʻololi ʻia ka hoʻāʻo hydraulic e ka eddy current testing a i ʻole ka hoʻāʻo leakage flux magnetic.

    Ho'āʻo Nondestructive:

    ʻO nā paipu e koi aku i ka nānā hou aku e pono ke nānā ʻia me ka ultrasonically. Ma hope o ke kūkākūkā e koi i ka ʻae o ka ʻaoʻao a ua kuhikuhi ʻia i loko o ka ʻaelike, hiki ke hoʻohui ʻia nā hoʻāʻo ʻole luku ʻē aʻe.

    Ho'āʻo palahalaha:

    ʻO nā paipu me ke anawaena o waho i ʻoi aku ma mua o 22 mm e kau ʻia i kahi hoʻāʻo palahalaha. ʻAʻole pono e ʻike ʻia ka delamination, nā kiko keʻokeʻo, a me nā haumia i ka wā o ka hoʻokolohua holoʻokoʻa.

    ʻO ka hoʻāʻo ʻana i ke ahi:

    E like me nā koi o ka mea kūʻai aku a i ʻōlelo ʻia ma ka ʻaelike, hiki ke hana ʻia ka paipu kila me ke anawaena o waho ≤76mm a me ka mānoanoa pā ≤8mm. Hana ʻia ka hoʻokolohua ma ka lumi wela me kahi taper o 60 °. Ma hope o ka puhi ʻana, pono e hoʻokō ka nui o ke anawaena o waho i nā koi o ka papa ʻaina aʻe, a ʻaʻole pono e hōʻike ka mea hoʻāʻo i nā māwae a i ʻole nāha.

    ʻAno kila

     

     

    ʻO ke anawaena o waho o ka lapalapa o ka paipu kila/%

    Ka anawaena o loko/ka anawaena o waho

    <0.6

    >0.6 〜0.8

    >0.8

    ʻO ke kila hoʻolālā kalapona kiʻekiʻe

    10

    12

    17

    kila kila kila

    8

    10

    15
    • Ua helu ʻia ke anawaena o loko no ka hāpana.

    Huahana Huahana

    ʻO nā paipu kila maʻemaʻe no nā paila kiʻekiʻe


    GB/T5310-2017


    ASME SA-106/SA-106M-2015


    ASTMA210(A210M)-2012


    ASME SA-213/SA-213M


    ASTM A335/A335M-2018

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