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    API 5L Ƙayyadaddun Bututu na 46 na Layi

    API 5L Ƙayyadaddun Bututu na 46th don Fitar da Hoton Bututun Layi
    • API 5L Ƙayyadaddun Bututu na 46 na Layi

    Takaitaccen Bayani:

    Ƙayyadaddun kera matakan samfur guda biyu (PSL1 da PSL2) na bututun ƙarfe mara sumul da walda don amfani da bututun mai a cikin jigilar man fetur da iskar gas.Don amfani da kayan aiki a aikace-aikacen sabis na tsami koma zuwa Annex H kuma don aikace-aikacen sabis na bakin teku koma zuwa Annex J na API5L 45th.


    Cikakken Bayani

    Tags samfurin

    Yanayin Bayarwa

    PSL Yanayin Bayarwa Matsayin bututu
    PSL1 Kamar yadda aka yi birgima, an daidaita, an daidaita shi

    A
    Kamar yadda aka yi birgima, normalizing birgima, na'urar thermomechanical, na'urar inji mai zafi, daidaita tsari, daidaitawa, daidaitawa da fushi ko kuma idan an yarda Q&T SMLS kawai.

    B
    Kamar yadda aka yi birgima, daidaitawa, birgima, birgima na thermomechanical, ƙirar thermo-mechanical, daidaitawa kafa, daidaitawa, daidaitawa da fushi. X42, X46, X52, X56, X60, X65, X70
    Farashin PSL2 Kamar yadda aka yi birgima

    BR, X42R
    Normalizing birgima, daidaita tsari, daidaitawa ko daidaitawa da fushi BN, X42N, X46N, X52N, X56N, X60N
    An kashe da fushi BQ, X42Q, X46Q, X56Q, X60Q, X65Q, X70Q, X80Q, X90Q, X100Q
    Thermomechanical birgima ko thermomechanical kafa BM, X42M, X46M, X56M, X60M, X65M, X70M, X80M
    Thermomechanical birgima X90M, X100M, X120M
    Isasshen (R, N, Q ko M) don maki PSL2, na da darajar karfe

    Bayanin oda

    Umarnin siyan zai haɗa da yawa, matakin PSL, nau'in ko Grade, nuni ga API5L, diamita na waje, kauri na bango, tsayi da duk wani ƙarin abubuwan da suka dace ko ƙarin buƙatun da suka danganci abubuwan sinadaran, kaddarorin injin, magani mai zafi, ƙarin gwaji, tsarin masana'antu, saman shafi ko ƙare ƙare.

    Hannun Tsari na Masana'antu

    Nau'in Bututu

    Farashin PSL1

    Farashin PSL2
    Darasi A Darasi B X42 zuwa X70 B zuwa X80 X80 zuwa X100
    SMLS

    ü

    ü

    ü

    ü

    ü
    LFW

    ü

    ü

    ü
    HFW

    ü

    ü

    ü

    ü
    LW

    ü
    SAW

    ü

    ü

    ü

    ü

    ü
    SAWH

    ü

    ü

    ü

    ü

    ü
    SMLS - Mara kyau, ba tare da walda ba

    LFW - Ƙananan bututun walda, <70 kHz

    HFW - Babban mitar welded bututu,> 70 kHz

    SAWL - Ƙarƙashin walda mai zurfi-baka mai walƙiya

    SAWH - Submerge-baka waldi helical walda

    Kayan farawa

    Ingots, blooms, billets, coils ko faranti da aka yi amfani da su don kera bututu za a yi su ta hanyar matakai masu zuwa, asali na iskar oxygen, tanderun lantarki ko buɗaɗɗen murhu a haɗe tare da aikin tace ladle.Don PSL2, za a kashe karfe kuma a narke bisa ga kyakkyawan aikin hatsi.Coil ko faranti da ake amfani da su don bututun PSL2 ba za su ƙunshi kowane walda na gyara ba.

    Chemical Abun Haɗin don PSL 1 bututu tare da t ≤ 0.984 ″

    Karfe daraja

    Rarraba juzu'i, % bisa zafi da nazarin samfur a, g

    C

    max b

    Mn

    max b

    P

    max

    S

    max

    V

    max

    Nb

    max

    Ti

    max

    Bututu mara kyau

    A

    0.22

    0.90

    0.30

    0.30

    -

    -

    -

    B

    0.28

    1.20

    0.30

    0.30

    c,d

    c,d

    d

    X42

    0.28

    1.30

    0.30

    0.30

    d

    d

    d

    X46

    0.28

    1.40

    0.30

    0.30

    d

    d

    d

    X52

    0.28

    1.40

    0.30

    0.30

    d

    d

    d

    X56

    0.28

    1.40

    0.30

    0.30

    d

    d

    d

    X60

    0.28e ku

    1.40e ku

    0.30

    0.30

    f

    f

    f

    X65

    0.28e ku

    1.40e ku

    0.30

    0.30

    f

    f

    f

    X70

    0.28e ku

    1.40e ku

    0.30

    0.30

    f

    f

    f

    Welded Pipe

    A

    0.22

    0.90

    0.30

    0.30

    -

    -

    -

    B

    0.26

    1.2

    0.30

    0.30

    c,d

    c,d

    d

    X42

    0.26

    1.3

    0.30

    0.30

    d

    d

    d

    X46

    0.26

    1.4

    0.30

    0.30

    d

    d

    d

    X52

    0.26

    1.4

    0.30

    0.30

    d

    d

    d

    X56

    0.26

    1.4

    0.30

    0.30

    d

    d

    d

    X60

    0.26e ku

    1.40e ku

    0.30

    0.30

    f

    f

    f

    X65

    0.26e ku

    1.45e ku

    0.30

    0.30

    f

    f

    f

    X70

    0.26e ku

    1.65e ku

    0.30

    0.30

    f

    f

    f
    1. Cu ≤ = 0.50% Ni;≤ 0.50%;Cr ≤ 0.50%;kuma Mo ≤ 0.15%
    2. Ga kowane raguwa na 0.01% ƙasa da ƙayyadadden max.maida hankali ga carbon, da karuwa na 0.05% sama da ƙayyadadden max.maida hankali ga Mn ya halatta, har zuwa max.na 1.65% na maki ≥ B, amma ≤ = X52;har zuwa max.na 1.75% na maki> X52, amma
    3. Sai dai in an amince da NB + V ≤ 0.06%
    4. Nb + V + TI ≤ 0.15%
    5. Sai dai in akasin haka.
    6. Sai dai in an yarda, NB + V = Ti ≤ 0.15%
    7. Ba a ba da izinin ƙara B da gangan ba kuma ragowar B ≤ 0.001%

    Chemical Abun da ke ciki na PSL 2 bututu tare da t ≤ 0.984 ″

    Karfe daraja

    Rarraba juzu'i, % bisa zafi da nazarin samfur

    Carbon Equiv a

    C

    max b

    Si

    max

    Mn

    max b

    P

    max

    S

    max

    V

    max

    Nb

    max

    Ti

    max

    Sauran

    CE IIW

    max

    CE PCM

    max

    Bututu mara nauyi da Welded

    BR

    0.24

    0.40

    1.20

    0.025

    0.015

    c

    c

    0.04

    e,l

    .043

    0.25

    X42R

    0.24

    0.40

    1.20

    0.025

    0.015

    0.06

    0.05

    0.04

    e,l

    .043

    0.25

    BN

    0.24

    0.40

    1.20

    0.025

    0.015

    c

    c

    0.04

    e,l

    .043

    0.25

    X42N

    0.24

    0.40

    1.20

    0.025

    0.015

    0.06

    0.05

    0.04

    e,l

    .043

    0.25

    X46N

    0.24

    0.40

    1.40

    0.025

    0.015

    0.07

    0.05

    0.04

    d,e,l

    .043

    0.25

    X52N

    0.24

    0.45

    1.40

    0.025

    0.015

    0.10

    0.05

    0.04

    d,e,l

    .043

    0.25

    X56N

    0.24

    0.45

    1.40

    0.025

    0.015

    0.10f

    0.05

    0.04

    d,e,l

    .043

    0.25

    X60N

    0,24f

    0,45f

    1.40f

    0.025

    0.015

    0.10f

    0.05f ku

    0.04f

    g,h,l

    Kamar yadda aka amince

    BQ

    0.18

    0.45

    1.40

    0.025

    0.015

    0.05

    0.05

    0.04

    e,l

    .043

    0.25

    X42Q

    0.18

    0.45

    1.40

    0.025

    0.015

    0.05

    0.05

    0.04

    e,l

    .043

    0.25

    X46Q

    0.18

    0.45

    1.40

    0.025

    0.015

    0.05

    0.05

    0.04

    e,l

    .043

    0.25

    X52Q

    0.18

    0.45

    1.50

    0.025

    0.015

    0.05

    0.05

    0.04

    e,l

    .043

    0.25

    X56Q

    0.18

    0,45f

    1.50

    0.025

    0.015

    0.07

    0.05

    0.04

    e,l

    .043

    0.25

    X60Q

    0.18f

    0,45f

    1,70f

    0.025

    0.015

    g

    g

    g

    h,l

    .043

    0.25

    X65Q

    0.18f

    0,45f

    1,70f

    0.025

    0.015

    g

    g

    g

    h,l

    .043

    0.25

    X70Q

    0.18f

    0,45f

    1,80f

    0.025

    0.015

    g

    g

    g

    h,l

    .043

    0.25

    X80Q

    0.18f

    0,45f

    1.90f

    0.025

    0.015

    g

    g

    g

    i,j

    Kamar yadda aka amince

    X90Q

    0.16 f

    0,45f

    1.90

    0.020

    0.010

    g

    g

    g

    j,k

    Kamar yadda aka amince

    X100Q

    0.16 f

    0,45f

    1.90

    0.020

    0.010

    g

    g

    g

    j,k

    Kamar yadda aka amince

    Welded Pipe

    BM

    0.22

    0.45

    1.20

    0.025

    0.015

    0.05

    0.05

    0.04

    e,l

    .043

    0.25

    X42M

    0.22

    0.45

    1.30

    0.025

    0.015

    0.05

    0.05

    0.04

    e,l

    .043

    0.25

    X46M

    0.22

    0.45

    1.30

    0.025

    0.015

    0.05

    0.05

    0.04

    e,l

    .043

    0.25

    X52M

    0.22

    0.45

    1.40

    0.025

    0.015

    d

    d

    d

    e,l

    .043

    0.25

    X56M

    0.22

    0,45f

    1.40

    0.025

    0.015

    d

    d

    d

    e,l

    .043

    0.25

    X60M

    0.12f

    0,45f

    1.60f

    0.025

    0.015

    g

    g

    g

    h,l

    .043

    0.25

    X65M

    0.12f

    0,45f

    1.60f

    0.025

    0.015

    g

    g

    g

    h,l

    .043

    0.25

    X70M

    0.12f

    0,45f

    1,70f

    0.025

    0.015

    g

    g

    g

    h,l

    .043

    0.25

    X80M

    0.12f

    0,45f

    1,85f

    0.025

    0.015

    g

    g

    g

    i,j

    .043f

    0.25

    X90M

    0.10

    0,55f

    2.10f

    0.020

    0.010

    g

    g

    g

    i,j

    -

    0.25

    X100M

    0.10

    0,55f

    2.10f

    0.020

    0.010

    g

    g

    g

    i,j

    -

    0.25
    1. SMLS t>0.787”, iyakokin CE za su kasance kamar yadda aka yarda.Ana amfani da iyakokin CEIIW fi C> 0.12% kuma ana amfani da iyakokin CEPcm idan C ≤ 0.12%
    2. Ga kowane raguwa na 0.01% ƙasa da ƙayyadadden max.maida hankali ga carbon, da karuwa na 0.05% sama da ƙayyadadden max.maida hankali ga Mn ya halatta, har zuwa max.na 1.65% na maki ≥ B, amma ≤ = X52;har zuwa max.na 1.75% na maki> X52, amma
    3. Sai dai in an yarda Nb = V ≤ 0.06%
    4. Nb = V = Ti ≤ 0.15%
    5. Sai dai in an yarda da haka, Cu ≤ 0.50%;Ni ≤ 0.30% Cr ≤ 0.30% da Mo ≤ 0.15%
    6. Sai dai in an amince da hakan
    7. Sai dai in an yarda, Nb + V + Ti ≤ 0.15%
    8. Sai dai in an yarda da haka, Cu ≤ 0.50% Ni ≤ 0.50% Cr ≤ 0.50% da MO ≤ 0.50%
    9. Sai dai in an yarda da haka, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.50% da MO ≤ 0.50%
    10. B ≤ 0.004%
    11. Sai dai in an yarda da haka, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.55% da MO ≤ 0.80%
    12. Ga duk maki bututu PSL 2 ban da waɗancan maki tare da bayanin rubutu j, mai zuwa ya shafi.Sai dai in an yarda da haka, ba a ba da izinin ƙara B da gangan ba da ragowar B ≤ 0.001% .

    Tensile da Haɓaka - PSL1 da PSL2

    Bututu Grade

    Abubuwan Tensile - Jikin Bututu na SMLS da Bututun Welded PSL 1

    Seam na Welded Bututu

    Ƙarfin Haɓaka a

    Rt0,5PSI Min

    Ƙarfin Ƙarfin Ƙarfi a

    Rm PSI Min

    Tsawaitawa

    (a cikin 2in Af % min)

    Ƙarfin Ƙarfin Ƙarfi b

    Rm PSI Min

    A

    30,500

    48,600

    c

    48,600

    B

    35,500

    60,200

    c

    60,200

    X42

    42,100

    60,200

    c

    60,200

    X46

    46,400

    63,100

    c

    63,100

    X52

    52,200

    66,700

    c

    66,700

    X56

    56,600

    71,100

    c

    71,100

    X60

    60,200

    75,400

    c

    75,400

    X65

    65,300

    77,500

    c

    77,500

    X70

    70,300

    82,700

    c

    82,700
    a.Don matsakaicin matsayi, bambanci tsakanin ƙayyadadden ƙayyadadden ƙarfin juriya da ƙayyadaddun mafi ƙayyadaddun yawan amfanin bututun zai kasance kamar yadda aka bayar don matsayi mafi girma na gaba.

    b.Don matsakaicin maki, ƙayyadadden ƙayyadaddun ƙarfi mafi ƙayyadaddun ƙarfi don ɗinkin walda zai kasance daidai da ƙaddara ga jiki ta amfani da bayanin ƙafa a.

    c.Mafi ƙarancin elongation, af, bayyana a cikin kashi kuma a zagaye zuwa kashi mafi kusa, za a ƙayyade ta amfani da ma'auni mai zuwa:

    Inda C shine 1 940 don lissafi ta amfani da raka'a Si da 625 000 don ƙididdigewa ta amfani da raka'o'in USC

    Axcya dace yanki na gwaji na tensile, wanda aka bayyana a cikin murabba'in milimita (inci murabba'in) , kamar haka

    - Don guntun gwaji na madauwari, 130mm2 (0.20 in2) don 12.7 mm (0.500 in) da 8.9 mm (.350 a) ƙananan gwajin diamita;kuma 65 mm2(0.10 in2) don 6.4 mm (0.250in) gwajin diamita.

    - Don cikakkun yanki na gwaji, ƙaramin a) 485 mm2(0.75 in2) da b) yanki na yanki na gwajin gwajin, wanda aka samo ta amfani da ƙayyadaddun diamita na waje da ƙayyadadden kauri na bango na bututu, wanda aka zagaye zuwa 10 mm mafi kusa.2(0.10 in2)

    - Don guntun gwajin tsiri, ƙaramin a) 485 mm2(0.75 in2) da b) yanki na giciye na yanki na gwajin, wanda aka samo ta amfani da ƙayyadaddun nisa na yanki na gwajin da ƙayyadadden kauri na bango na bututu, wanda aka zagaye zuwa 10 mm mafi kusa.2(0.10 in2)

    U shine ƙayyadadden ƙayyadadden ƙarfin ƙarfi, wanda aka bayyana a cikin megapascals (fam a kowace inci murabba'in)

    Bututu Grade

    Abubuwan Tensile - Jikin Bututu na SMLS da Bututun Welded PSL 2

    Seam na Welded Bututu

    Ƙarfin Haɓaka a

    Rt0,5PSI Min

    Ƙarfin Ƙarfin Ƙarfi a

    Rm PSI Min

    Rabon a,c

    R10,5IRm

    Tsawaitawa

    (na 2 in)

    Af %

    Ƙarfin Ƙarfin Ƙarfi d

    Rm(psi)

    Mafi ƙarancin

    Matsakaicin

    Mafi ƙarancin

    Matsakaicin

    Matsakaicin

    Mafi ƙarancin

    Mafi ƙarancin
    BR, BN, BQ, BM

    35,500

    65,300

    60,200

    95,000

    0.93

    f

    60,200
    X42,X42R,X2Q,X42M

    42,100

    71,800

    60,200

    95,000

    0.93

    f

    60,200
    X46N,X46Q,X46M

    46,400

    76,100

    63,100

    95,000

    0.93

    f

    63,100
    X52N,X52Q,X52M

    52,200

    76,900

    66,700

    110,200

    0.93

    f

    66,700
    X56N,X56Q,X56M

    56,600

    79,000

    71,100

    110,200

    0.93

    f

    71,100
    X60N, X60Q, S60M

    60,200

    81,900

    75,400

    110,200

    0.93

    f

    75,400
    X65Q,X65M

    65,300

    87,000

    77,600

    110,200

    0.93

    f

    76,600
    X70Q, X65M

    70,300

    92,100

    82,700

    110,200

    0.93

    f

    82,700
    X80Q,X80M

    80,500

    102,300

    90,600

    119,700

    0.93

    f

    90,600
    a.Don matsakaicin matsayi, koma zuwa cikakken API5L ƙayyadaddun bayanai.

    b.don maki > X90 koma zuwa cikakken API5L ƙayyadaddun bayanai.

    c.Wannan iyaka ya shafi pies tare da D> 12.750 in

    d.Don matsakaicin maki, ƙayyadadden ƙayyadadden ƙayyadaddun ƙarfi na kabu na walda zai zama daidai da ƙimar da aka ƙaddara don jikin bututu ta amfani da ƙafa a.

    e.don bututun da ke buƙatar gwajin tsayi, matsakaicin ƙarfin yawan amfanin ƙasa zai zama ≤ 71,800 psi

    f.Mafi ƙarancin elongation, af, bayyana a cikin kashi kuma a zagaye zuwa kashi mafi kusa, za a ƙayyade ta amfani da ma'auni mai zuwa:

    Inda C shine 1 940 don lissafi ta amfani da raka'a Si da 625 000 don ƙididdigewa ta amfani da raka'o'in USC

    Axcya dace yanki na gwaji na tensile, wanda aka bayyana a cikin murabba'in milimita (inci murabba'in) , kamar haka

    - Don guntun gwaji na madauwari, 130mm2 (0.20 in2) don 12.7 mm (0.500 in) da 8.9 mm (.350 a) ƙananan gwajin diamita;kuma 65 mm2(0.10 in2) don 6.4 mm (0.250in) gwajin diamita.

    - Don cikakkun yanki na gwaji, ƙaramin a) 485 mm2(0.75 in2) da b) yanki na yanki na gwajin gwajin, wanda aka samo ta amfani da ƙayyadaddun diamita na waje da ƙayyadadden kauri na bango na bututu, wanda aka zagaye zuwa 10 mm mafi kusa.2(0.10 in2)

    - Don guntun gwajin tsiri, ƙaramin a) 485 mm2(0.75 in2) da b) yanki na giciye na yanki na gwajin, wanda aka samo ta amfani da ƙayyadaddun nisa na yanki na gwajin da ƙayyadadden kauri na bango na bututu, wanda aka zagaye zuwa 10 mm mafi kusa.2(0.10 in2)

    U shine ƙayyadadden ƙayyadaddun ƙarfin ƙarfi, wanda aka bayyana a cikin megapascals (fam a kowace inci murabba'i

    g.Ƙananan ƙima don R10,5IRm ana iya ƙayyade bisa yarjejeniya

    h.don maki> x90 koma zuwa cikakken bayanin API5L.

    Gwajin Hydrostatic

    Bututu don jure wa gwajin hydrostatic ba tare da yayyo ba ta cikin kabu ko jikin bututu.Ba dole ba ne a gwada masu haɗin haɗin gwiwa tare da samar da sassan bututun da aka yi amfani da su cikin nasara.

    Lanƙwasa Gwajin

    Ba za a sami tsaga a kowane yanki na gwajin ba kuma ba za a buɗe walda ba.

    Gwajin Lalacewa

    Ma'auni na yarda don gwajin lallashi ya zama
    a) EW bututu D <12.750 in
    -≥ X60 tare da T≥0.500in, ba za a sami buɗewar weld ba kafin nisa tsakanin faranti ya kasance ƙasa da 66% na asalin diamita na waje.Ga duk maki da bango, 50%.
    -Don bututu mai D/t> 10, ba za a sami buɗaɗɗen walda ba kafin nisa tsakanin faranti bai wuce 30% na ainihin diamita na waje ba.
    b) Don wasu masu girma dabam koma zuwa cikakken bayanin API5L

    Gwajin tasiri na CVN don PSL2

    Yawancin bututun PSL2 da maki suna buƙatar CVN.Za a gwada bututu marar sumul a cikin jiki.Za a gwada bututu mai walda a cikin Jiki, Bututun Weld da yankin da zafi ya shafa (HAZ).Koma zuwa cikakken API5L ƙayyadaddun bayanai don ginshiƙi masu girma da maki da ƙimar kuzari da ake buƙata.

    Haƙuri A Wajen Diamita, Daga zagaye da kaurin bango

    Ƙayyadaddun Waje Diamita D (a)

    Haƙurin diamita, inci d

    Haƙuri na Ƙarfafawa a cikin

    Bututu banda karshen a

    Ƙarshen bututu a,b,c

    Bututu banda Karshen a

    Ƙarshen bututu a,b,c

    Farashin SMLS

    Welded Pipe

    Farashin SMLS

    Welded Pipe

    < 2.375

    -0.031 zuwa + 0.016

    - 0.031 zuwa + 0.016

    0.048

    0.036

    ≥2.375 zuwa 6.625

    +/- 0.0075D

    		 - 0.016 zuwa + 0.063

    0.020D don

    Ta yarjejeniya don

    0.015D don

    Ta yarjejeniya don

    6.625 zuwa 24.000

    +/- 0.0075D

    +/- 0.0075D, amma mafi girman 0.125

    +/- 0.005D, amma mafi girman 0.063

    0.020D

    0.015D

    > 24 zuwa 56

    +/- 0.01D

    +/- 0.005D amma mafi girman 0.160

    +/- 0.079

    +/- 0.063

    0.015D don amma max na 0.060

    Domin

    Bisa yarjejeniya

    domin

    0.01D don amma max na 0.500

    Domin

    Bisa yarjejeniya

    domin
    >56 Kamar yadda aka amince
    1. Ƙarshen bututun ya haɗa da tsawon 4 a cinye kowane ɗayan bututun
    2. Don bututun SMLS ana buƙatar haƙuri don t≤0.984in kuma haƙurin bututu mai kauri zai kasance kamar yadda aka yarda.
    3. Don bututu mai faɗaɗa tare da D≥8.625in kuma don bututun da ba a faɗaɗa ba, ana iya ƙididdige haƙurin diamita da juriyar juriya ta amfani da ƙididdige diamita na ciki ko auna cikin diamita maimakon ƙayyadaddun OD.
    4. Don tantance yarda da jurewar diamita, an ayyana diamita na bututu azaman kewayen bututun a kowane yanki na kewayen da Pi ya raba.

    Kaurin bango

    t inci

    Hakuri a

    inci

    SMLS bututu b

    0.157

    + 0.024 / - 0.020

    0.157 zuwa <0.948

    + 0.150t / - 0.125t

    0.984

    + 0.146 ko + 0.1t, duk wanda ya fi girma

    - 0.120 ko - 0.1t, duk wanda ya fi girma

    Bututu mai walda c,d

    0.197

    +/- 0.020
    0.197 zuwa <0.591

    +/- 0.1t

    0.591

    +/- 0.060
    1. Idan odar siyan ya ƙididdige ƙarancin haƙuri don kaurin bango ƙasa da ƙimar da ake buƙata da aka bayar a cikin wannan tebur, ƙarin juriya na kauri na bango za a ƙaru da adadin da ya isa don kula da iyakar haƙurin da ya dace.
    2. Don bututu tare da D≥ 14.000 a cikin da t≥0.984in, haƙurin kauri na bango a gida na iya wuce ƙarin juriya don kauri na bango ta ƙarin 0.05t muddin ba a wuce ƙarin juriya ga taro ba.
    3. Haƙuri da ƙari ga kaurin bango baya shafi yankin walda
    4. Duba cikakken API5L ƙayyadaddun don cikakkun bayanai
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