Factory Cheap China API 5CT K55 Seamless Carbon Steel Oil Casing Pipe

Kufotokozera Kwachidule:

Api5ct mafuta casing makamaka ntchito kunyamula mafuta, gasi, mpweya, madzi ndi zakumwa zina ndi mpweya, Iwo akhoza kugawidwa mu seamless zitsulo chitoliro ndi welded zitsulo chitoliro. Welded zitsulo chitoliro makamaka amatanthauza kotenga nthawi welded zitsulo chitoliro


  • Malipiro:30% gawo, 70% L / C kapena B / L buku kapena 100% L / C pakuwona
  • Kuchuluka kwa Min.Order:1 pc pa
  • Kupereka Mphamvu:Pachaka 20000 Tons Inventory of Steel Pipe
  • Nthawi yotsogolera:7-14 masiku ngati katundu, 30-45 masiku kubala
  • Kulongedza:Black Kutha, bevel ndi kapu pa chitoliro chilichonse; OD pansi pa 219mm ayenera kunyamula mu mtolo, ndipo aliyense mtolo osapitirira 2 matani.
  • Tsatanetsatane wa Zamalonda

    Zolemba Zamalonda

    Mwachidule

    Timadalira kuganiza mwanzeru, kusinthika kosalekeza m'magawo onse, kupita patsogolo kwaukadaulo komanso kwa ogwira ntchito athu omwe amatenga nawo gawo pakupanga ndikugulitsa chitoliro chathu chamafuta ndi casing, bizinesi yathu ikuyembekeza mwachidwi kupanga mayanjano anthawi yayitali komanso osangalatsa abizinesi ndi makasitomala. ndi amalonda ochokera kulikonse padziko lapansi. Kukula kwa kampani yathu sikungofunika chitsimikiziro cha khalidwe, mtengo wololera ndi utumiki wangwiro, komanso kumadalira chikhulupiriro ndi chithandizo cha makasitomala athu! M'tsogolomu, tidzapitiriza ndi ntchito yodziwika bwino komanso yapamwamba kwambiri kuti tipereke mtengo wopikisana kwambiri, Pamodzi ndi makasitomala athu ndikukwaniritsa kupambana-kupambana! Takulandirani kufunsa ndi kufunsa!

    Pankhani yopanga mafuta ndi gasi, ntchito yofunikira yamachubu ndi ma casing imadziwonetsera yokha. Zimagwira ntchito pothandizira mapangidwe a chitsime cha mafuta, kuonetsetsa kuti njira yobowola ndi yotetezeka komanso yogwira ntchito yachitsime ikamalizidwa. Popanga mafuta, chitoliro chowonekera chimagwiranso ntchito yofunika kwambiri ngati chinthu chopangidwanso pamachubu ndi posungira.

    Chophimbacho chimagwiritsidwa ntchito powongolera mchenga pakubwezeretsa mafuta, kusefa zophatikizika monga mchenga ndi miyala mumafuta ochotsedwa. Malingana ndi malo osiyanasiyana a geological a chitsime cha mafuta, zipangizo zofunika ndizosiyana. Zowonetsera zimagawika pang'onopang'ono kukhala zotchinga, zowonera zobowoka, zowonera mabala a waya, zowonera mlatho, ndi zowonera zophatikizika.

    Chophimba chomwe chimagwiritsidwa ntchito kwambiri ndi chophimba cha mabala a waya. Njira yopangira mawonekedwe amtundu uwu ndi motere: waya wina wachitsulo wopangidwa ndi zitsulo amaphwanyidwa pazitsulo zachitsulo zomwe zimagawidwa mofanana pazitsulo zozungulira zozungulira kapena zowonongeka ndi zowonongeka mwamphamvu, ndipo kusiyana kwina kumasiyidwa ngati dzenje. Komabe, ngati chotchinga chamtunduwu chikukakamizika kudutsa gawo lopindika la chitsime chopendekeka kwambiri kapena chitsime chopingasa, chifukwa chimagundana, kufinya ndikupaka khoma lachitsime kapena m'bokosi, chimakhala ndi waya wosokonekera, zomwe zingayambitse. kuwonongeka kwa chinsalu kapena kupunduka kwa kusiyana, zomwe zimapangitsa kuti Kutsirizitsa khalidwe ndi kuwongolera mchenga kumachepetsedwa kapena kulephera. Poyang'ana kumbuyo kwa zowonetsera zotsekedwa ndi mawaya, zowonetsera zotsekedwa ndi mapaipi ophatikizika ndi seams zimawonekera. Chifukwa cha ntchito yapamwamba komanso mtengo wotsika wa chitoliro chotsekedwa, wakhala amtengo wapatali komanso amagwiritsidwa ntchito kwambiri ndi minda yayikulu yamafuta atangowonekera.

    Kugwiritsa ntchito

    Pipe in Api5ct imagwiritsidwa ntchito kwambiri pobowola zitsime zamafuta ndi gasi komanso kutumiza mafuta ndi gasi. Chophimba chamafuta chimagwiritsidwa ntchito makamaka pothandizira khoma la borehole panthawi komanso pambuyo pomaliza chitsime kuti zitsimikizire kuti chitsimecho chimagwira ntchito bwino komanso kutha kwa chitsime.

    Main Grade

    Gulu: J55, K55, N80, L80, P110, etc

    Chigawo cha Chemical

     

    Gulu Mtundu C Mn Mo Cr Ni Cu P s Si
    min max min max min max min max max max max max max
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
    H40 - - - - - - - - - - - - 0.030 -
    j55 - - - - - - - - - - - - 0.030 -
    K55 - - - - - - - - - - - - 0.030 -
    N80 1 - - - - - - - - - - 0.030 0.030 -
    N80 Q - - - - - - - - - - 0.030 0.030 -
    ndi R95 - - 0.45 c - 1.90 - - - - - - 0.030 0.030 0.45
    L80 1 - 0.43 ndi - 1.90 - - - - 0.25 0.35 0.030 0.030 0.45
    L80 9Kr - 0.15 0.3 0.60 0 90 ku 1.10 8.00 10.0 0.50 0.25 0.020 0.030 1.00
    L80 13Kr 0.15 0.22 0.25 1.00 - - 12.0 14.0 0.50 0.25 0.020 0.030 1.00
    C90 1 - 0.35 - 1.20 0.25b ku 0.85 - 1.50 0.99 - 0.020 0.030 -
    T95 1 - 0.35 - 1.20 0.25b ku 0.85 0 40 1.50 0.99 - 0 020 0.010 -
    C110 - - 0.35 - 1.20 0.25 1.00 0.40 1.50 0.99 - 0.020 0.005 -
    P1I0 e - - - - - - - - - 0.030 ndi 0.030 ndi -
    QI25 1 - 0.35 1.35 - 0.85 - 1.50 0.99 - 0.020 0.010 -
    ZINDIKIRANI Zinthu zomwe zikuwonetsedwa zidzafotokozedwa pakuwunika kwazinthu
    a Mpweya wa L80 ukhoza kuwonjezeka kufika pa 0.50% ngati chinthucho chazimitsidwa ndi mafuta kapena polima.
    b Zomwe zili molybdenum za Gulu la C90 Type 1 zilibe kulekerera kochepa ngati makulidwe a khoma ndi ochepera 17.78 mm.
    c Mpweya wa kaboni wa R95 ukhoza kuonjezedwa kufika pa 0.55% pamlingo waukulu ngati mankhwalawo azimitsidwa ndi mafuta.
    d Zomwe zili molybdenum za T95 Type 1 zitha kuchepetsedwa mpaka 0.15% osachepera ngati makulidwe a khoma ndi osakwana 17.78 mm.
    e Kwa EW Grade P110, phosphorous yomwe ili pamwambayi ikhale 0.020% ndipo sulfure imakhala 0.010%.

    Mechanical Property

     

    Gulu

    Mtundu

    Total Elongation Under Load

    Zokolola Mphamvu
    MPa

    Kulimba kwamakokedwe
    min
    MPa

    Kuumandi, c
    max

    Kunenepa Kwamakoma

    Kusiyanasiyana Kololedwa Kuumab

     

     

     

     

     

     

     

     

     

     

     

    min

    max

     

    Mtengo wa HRC

    Mtengo wa HBW

    mm

    Mtengo wa HRC

    H40

    -

    0.5

    276

    552

    414

    -

    -

    -

    -

    j55

    -

    0.5

    379

    552

    517

    -

    -

    -

    -

    K55

    -

    0.5

    379

    552

    655

    -

    -

    -

    -

    N80

    1

    0.5

    552

    758

    689

    -

    -

    -

    -

    N80

    Q

    0.5

    552

    758

    689

    -

    -

    -

    -

    ndi R95

    -

    0.5

    655

    758

    724

    -

    -

    -

    -

    L80

    1

    0.5

    552

    655

    655

    23.0

    241.0

    -

    -

    L80

    9Kr

    0.5

    552

    655

    655

    23.0

    241.0

    -

    -

    L80

    l3Cr

    0.5

    552

    655

    655

    23.0

    241.0

    -

    -

    C90

    1

    0.5

    621

    724

    689

    25.4

    255.0

    ≤12.70

    3.0

    12.71 kuti 19.04

    4.0

    kuyambira 19.05 mpaka 25.39

    5.0

    ≥25.4

    6.0

    T95

    1

    0.5

    655

    758

    724

    25.4

    255

    ≤12.70

    3.0

    12.71 kuti 19.04

    4.0

    kuyambira 19.05 mpaka 25.39

    5.0

    ≥25.4

    6.0

    C110

    -

    0.7

    758

    828

    793

    30.0

    286.0

    ≤12.70

    3.0

    12.71 kuti 19.04

    4.0

    kuyambira 19.05 mpaka 25.39

    5.0

    ≥25.4

    6.0

    P110

    -

    0.6

    758

    965

    862

    -

    -

    -

    -

    Q125

    1

    0.65

    862

    1034

    931

    b

    -

    ≤12.70

    3.0

    12.71 kuti 19.04

    4.0

    19.05

    5.0

    aPakakhala mkangano, kuyezetsa kuuma kwa labotale ya Rockwell C kudzagwiritsidwa ntchito ngati njira ya woweruza.
    bPalibe malire olimba omwe amatchulidwa, koma kusiyanasiyana kwakukulu kumachepetsedwa ngati kuwongolera kupanga molingana ndi 7.8 ndi 7.9.
    cPakuyesa kulimba kwa khoma kwa Magiredi L80 (mitundu yonse), C90, T95 ndi C110, zofunika zomwe zanenedwa mu sikelo ya HRC ndi nambala yolimba kwambiri.

    Chofunikira Choyesa

    Kuphatikiza pakuwonetsetsa kupangidwa kwamankhwala ndi makina amakina, mayeso a hydrostatic amachitidwa m'modzim'modzi, ndikuyesa kuphulika ndi kuwongolera kumachitika. . Kuphatikiza apo, pali zofunika zina za microstructure, kukula kwa tirigu, ndi decarburization wosanjikiza wa chitoliro chomalizidwa chachitsulo.

    Tensile Test:

    1. Pazinthu zachitsulo zomwe zimapangidwa, wopanga amayenera kuyesa mayeso. Kwa chitoliro chowotcherera chamagetsi, chomwe chimayikidwa pachosankha cha wopanga, kuyesa kwachitsulo kumatha kuchitidwa pa mbale yachitsulo yomwe imagwiritsidwa ntchito popanga chitoliro kapena perfomred pa chitoliro chachitsulo mwachindunji. Kuyesa kochitidwa pa chinthu kungagwiritsidwenso ntchito ngati kuyesa kwazinthu.

    2. Machubu oyesera adzasankhidwa mwachisawawa. Pamene mayesero angapo akufunika, njira yotsatsira iwonetsetse kuti zitsanzo zomwe zatengedwa zikhoza kuyimira chiyambi ndi mapeto a kutentha kwa kutentha (ngati kuli koyenera) ndi malekezero onse a chubu. Pamene mayesero angapo akufunika, chitsanzocho chiyenera kutengedwa kuchokera ku machubu osiyanasiyana kupatula kuti chitsanzo cha chubu chokhuthala chikhoza kutengedwa kuchokera kumalekezero onse a chubu.

    3. Chitsanzo cha chitoliro chosasunthika chikhoza kutengedwa pamalo aliwonse pamtunda wa chitoliro; chitsanzo chowotcherera chitoliro chiyenera kutengedwa pafupifupi 90 ° ku msoko wowotcherera, kapena posankha wopanga. Zitsanzo zimatengedwa pafupifupi kotala la m'lifupi mwake.

    4. Ziribe kanthu kusanachitike komanso pambuyo poyesera, ngati kukonzekera kwachitsanzo kukupezeka kuti kuli kolakwika kapena palibe kusowa kwa zipangizo zomwe sizikugwirizana ndi cholinga cha kuyesa, chitsanzocho chikhoza kuchotsedwa ndikusinthidwa ndi chitsanzo china chopangidwa kuchokera ku chubu chomwecho.

    5. Ngati kuyesa kwamphamvu koyimira gulu lazinthu sikukwaniritsa zofunikira, wopanga atha kutenga machubu ena atatu kuchokera mugulu lomwelo la machubu kuti awonenso.

    Ngati zobwereza zonse za zitsanzozo zikukwaniritsa zofunikira, gulu la machubu ndiloyenera kupatula chubu losayenerera lomwe linayesedwa poyamba.

    Ngati zitsanzo zingapo zayesedwa koyambirira kapena chimodzi kapena zingapo zoyesedwanso sizikukwaniritsa zofunikira, wopanga akhoza kuyang'ana gulu la machubu amodzi ndi amodzi.

    Gulu lazinthu zokanidwa litha kutenthedwanso ndikusinthidwanso ngati gulu latsopano.

    Mayeso a Flattening:

    1. Chitsanzo choyesera chidzakhala mphete yoyesera kapena mapeto odulidwa osachepera 63.5mm (2-1 / 2in).

    2. Zitsanzo zikhoza kudulidwa musanayambe chithandizo cha kutentha, koma malinga ndi kutentha komweko monga chitoliro chikuyimira. Ngati mayeso a batch agwiritsidwa ntchito, miyeso iyenera kutengedwa kuti izindikire mgwirizano pakati pa zitsanzo ndi chubu lachitsanzo. Ng'anjo iliyonse pagulu lililonse iyenera kuphwanyidwa.

    3. Chitsanzocho chidzaphwanyidwa pakati pa mbale ziwiri zofanana. Pazoyeserera zilizonse zoyeserera, weld imodzi idaphwanyidwa pa 90 ° ndipo ina idaphwanyidwa pa 0 °. Chitsanzocho chiyenera kuphwanyidwa mpaka makoma a chubu agwirizane. Pamaso pa mtunda pakati pa mbale zofananira ndi zochepa kuposa mtengo wotchulidwa, palibe ming'alu kapena kusweka kuyenera kuwonekera mu gawo lililonse la chitsanzo. Pa nthawi yonse yopalasa, pasakhale dongosolo losauka, ma weld osakanizidwa, delamination, kuwotcha zitsulo, kapena kutulutsa zitsulo.

    4. Ziribe kanthu kusanachitike komanso pambuyo poyesera, ngati kukonzekera kwachitsanzo kukupezeka kuti kuli kolakwika kapena palibe kusowa kwa zipangizo zomwe sizikugwirizana ndi cholinga cha kuyesa, chitsanzocho chikhoza kuchotsedwa ndikusinthidwa ndi chitsanzo china chopangidwa kuchokera ku chubu chomwecho.

    5. Ngati chitsanzo chilichonse choyimira chubu sichikukwaniritsa zofunikira, wopanga angatenge chitsanzo kuchokera kumapeto komweko kwa chubu kuti ayesedwe mowonjezera mpaka zofunikirazo zikwaniritsidwe. Komabe, kutalika kwa chitoliro chomalizidwa pambuyo pa sampuli sikuyenera kukhala osachepera 80% ya kutalika koyambirira. Ngati chitsanzo chilichonse cha chubu choyimira gulu lazinthu sichikukwaniritsa zofunikira, wopanga atha kutenga machubu ena awiri kuchokera pagulu lazinthu ndikudula zitsanzozo kuti ayesenso. Ngati zotsatira za kubwereza izi zonse zikukwaniritsa zofunikira, gulu la machubu ndiloyenera kupatula chubu chomwe chinasankhidwa poyamba monga chitsanzo. Ngati zitsanzo zoyesereranso sizikukwaniritsa zofunikira, wopanga akhoza kuyesa machubu otsala a batch imodzi ndi imodzi. Posankha wopanga, gulu lililonse la machubu limatha kutenthedwanso ndikuyesedwanso ngati gulu latsopano la machubu.

    Kuyesa Kwamphamvu:

    1. Kwa machubu, mndandanda wa zitsanzo udzatengedwa kuchokera ku chigawo chilichonse (pokhapokha ngati ndondomeko zolembedwa zasonyezedwa kuti zikwaniritse zofunikira za malamulo). Ngati dongosolo lakhazikitsidwa pa A10 (SR16), kuyesako ndi kovomerezeka.

    2. Pa casing, mapaipi 3 achitsulo ayenera kutengedwa pagulu lililonse kuti ayesedwe. Machubu oyesera adzasankhidwa mwachisawawa, ndipo njira yachitsanzo idzaonetsetsa kuti zitsanzo zomwe zaperekedwa zikhoza kuyimira chiyambi ndi mapeto a kayendedwe ka kutentha kwa kutentha ndi kutsogolo ndi kumbuyo kwa manja panthawi ya chithandizo cha kutentha.

    3. Charpy V-notch impact test

    4. Ziribe kanthu kusanachitike komanso pambuyo poyesera, ngati kukonzekera kwachitsanzo kukupezeka kuti kuli kolakwika kapena palibe kusowa kwa zipangizo zomwe sizikugwirizana ndi cholinga cha kuyesa, chitsanzocho chikhoza kuchotsedwa ndikusinthidwa ndi chitsanzo china chopangidwa kuchokera ku chubu chomwecho. Zitsanzo siziyenera kuganiziridwa kuti ndi zolakwika chifukwa chakuti sizikukwaniritsa zofunikira za mphamvu zomwe zimagwiritsidwa ntchito.

    5. Ngati zotsatira za zitsanzo zoposa imodzi ndizochepa kuposa zomwe zimafunikira mphamvu zowonongeka, kapena zotsatira za chitsanzo chimodzi ndizochepa kuposa 2/3 ya zomwe zimafunikira mphamvu zowonongeka, zitsanzo zitatu zowonjezera zidzatengedwa kuchokera ku chidutswa chomwecho ndipo kuyesedwanso. Mphamvu yachitsanzo chilichonse yomwe yayesedwanso ikhala yokulirapo kapena yofanana ndi mphamvu yomwe yaperekedwa.

    6. Ngati zotsatira za kuyesa kwina sizikugwirizana ndi zofunikira ndipo zikhalidwe za kuyesa kwatsopano sizikukwaniritsidwa, ndiye kuti zitsanzo zitatu zowonjezera zimatengedwa kuchokera ku zidutswa zitatu za batch. Ngati zina zonse zowonjezera zikukwaniritsa zofunikira, gululo ndiloyenera kupatula lomwe linalephera poyamba. Ngati zowonjezera zowonjezera zowonjezera sizikukwaniritsa zofunikira, wopanga angasankhe kuyang'ana zidutswa zotsalira za batchi imodzi ndi imodzi, kapena kutenthetsanso batchiyo ndikuyiyang'ana mu batchi yatsopano.

    7. Ngati zambiri mwazinthu zitatu zoyambirira zomwe zimafunikira kutsimikizira gulu la ziyeneretso zikanidwa, kuyang'ananso sikuloledwa kutsimikizira kuti gulu la machubu ndiloyenera. Wopanga atha kusankha kuyang'ana magulu otsalawo pang'onopang'ono, kapena kutenthetsanso batch ndikuyiyang'ana mu batchi yatsopano..

    Mayeso a Hydrostatic:

    1. Chitoliro chilichonse chidzayesedwa ndi hydrostatic pressure test ya chitoliro chonse pambuyo pa kukhuthala (ngati kuli koyenera) ndi chithandizo chomaliza cha kutentha (ngati kuli koyenera), ndipo chidzafika pamtundu wodziwika bwino wa hydrostatic popanda kutaya. Nthawi yoyeserera yoyeserera idapangidwa osakwana 5s. Kwa mipope yowotcherera, ma welds a mapaipi aziyang'aniridwa ngati akutuluka pansi pa kukakamizidwa kwa mayeso. Pokhapokha ngati kuyezetsa kwa chitoliro chonse kwachitidwa pasadakhale pa kukanikiza komwe kumafunikira pa chitoliro chomaliza, fakitale yokonza ulusi iyenera kuyesa hydrostatic (kapena kukonza mayeso otero) pa chitoliro chonse.

    2. Mipope yomwe imayenera kutenthedwa kutentha idzayesedwa ndi hydrostatic test pambuyo pa kutentha komaliza. Kuthamanga kwa mayeso a mapaipi onse okhala ndi malekezero a ulusi ayenera kukhala osachepera mayeso a ulusi ndi ma couplings.

    3 .Pambuyo pokonza kukula kwa chitoliro chotsirizidwa chakumapeto ndi ziwalo zonse zazifupi zomwe zimatenthedwa ndi kutentha, kuyesedwa kwa hydrostatic kudzachitika pambuyo pa mapeto apansi kapena ulusi.

    Kulekerera

    Diameter Yakunja:

    Mtundu Tolerane
    <4-1/2 ± 0.79mm (± 0.031in)
    ≥4-1/2 +1%OD~-0.5%OD

    Kwa machubu olumikizirana okhuthala okhala ndi kukula kocheperako kapena kofanana ndi 5-1 / 2, kulolerana kotsatiraku kumagwiritsidwa ntchito kumimba yakunja ya chitoliro mkati mwa mtunda wa pafupifupi 127mm (5.0in) pafupi ndi gawo lokhuthala; Otsatirawa kulolerana ntchito kunja awiri a chubu mkati mwa mtunda wa pafupifupi wofanana ndi awiri a chubu yomweyo moyandikana ndi unakhuthala gawo.

    Mtundu Kulekerera
    ≤3-1/2 +2.38mm~-0.79mm (+3/32in~-1/32in)
    >3-1/2~≤5 +2.78mm~-0.75%OD (+7/64in~-0.75%OD)
    >5~≤8 5/8 +3.18mm~-0.75%OD (+1/8in~-0.75%OD)
    >8 5/8 +3.97mm~-0.75%OD (+5/32in~-0.75%OD)

    Kwa machubu okhuthala akunja okhala ndi kukula kwa 2-3 / 8 ndi kukulirapo, kulolerana kotsatiraku kumagwiritsidwa ntchito kumtunda wakunja wa chitoliro chomwe chakhuthala ndipo makulidwe amasintha pang'onopang'ono kuchokera kumapeto kwa chitoliro.

    Rang Kulekerera
    ≥2-3/8~≤3-1/2 +2.38mm~-0.79mm (+3/32in~-1/32in)
    >3-1/2~≤4 +2.78mm~-0.79mm (+7/64in~-1/32in)
    >4 +2.78mm~-0.75%OD (+7/64in~-0.75%OD)

    Makulidwe a khoma:

    Kulolera kwa khoma lachitoliro lodziwika bwino ndi -12.5%

    Kulemera kwake:

    Gome lotsatirali ndilofunika kulekerera kulemera. Pamene makulidwe ochepa a khoma ndi aakulu kuposa kapena ofanana ndi 90% ya makulidwe a khoma, malire apamwamba a kulekerera kwa muzu umodzi ayenera kuwonjezeka kufika ku + 10%

    Kuchuluka Kulekerera
    Chigawo Chimodzi + 6.5 ~ 3.5
    Kulemera kwa Galimoto≥18144kg (40000lb) -1.75%
    Kulemera Kwagalimoto (18144kg (40000lb) -3.5%
    Kuchuluka kwa Order≥18144kg (40000lb) -1.75%
    Kuchuluka kwa Order (18144kg (40000lb) -3.5%

    Tsatanetsatane wa Zamalonda

    Mapaipi a Petroleum Mapaipi


    API 5L


    API 5CT


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