API 5L Bututun Layin Karfe Mara Sumul

Takaitaccen Bayani:

Bututun da ba shi da kyau da ake amfani da shi don jigilar mai, tururi da ruwa da ake zana daga ƙasa zuwa masana'antar mai da iskar gas ta bututun.

API5L misali ya dace da bututu maras kyau da aka yi amfani da shi a cikin tsarin jigilar bututun mai da iskar gas.An haɗa matakan ƙayyadaddun samfur guda biyu (PSL1 da

PSL2)

1) Standard: API5L ASTM ASME B36.10DIN

2) abu: API5LGr. B A106Gr. B, A105Gr. B, A53Gr. B, A243WPB, da dai sauransu.

3) Diamita na waje: 13.7mm-1219.8mm

4) Kauri bango: 2.11mm-100mm

5) Tsawon: 5.8 m, 6 m, 11.6 m, 11.8 m, 12 m

6) Marufi: fesa Paint, beveling, bututu hula, galvanized karfe bel bundled rawaya dagawa bel hadedde saka jakar marufi.

7) API 5Lgr. B bututun karfe maras sumul karfe.


  • Biya:30% ajiya, 70% L / C ko B / L kwafin ko 100% L / C a gani
  • Min. Yawan oda:20 T
  • Ikon bayarwa:Tons 20000 na Ƙarfe na Bututun Karfe na shekara
  • Lokacin Jagora:7-14 kwanaki idan a stock, 30-45 kwanaki don samar
  • Shiryawa:Black Vanishing, bevel da hula ga kowane bututu guda; OD da ke ƙasa da 219mm yana buƙatar tattarawa a cikin dam, kuma kowane buɗaɗɗen bai wuce tan 2 ba.
  • Cikakken Bayani

    Tags samfurin

    Dubawa

    Standard: API 5L

    Rukuni mai daraja: Gr.B X42 X52 X60 X65 X70 da dai sauransu

    Kauri: 1-100 mm

    Diamita na waje (Zagaye): 10 - 1000 mm

    Tsawon: Kafaffen tsayi ko tsayin bazuwar

    Siffar Sashe: Zagaye

    Wurin Asalin: China

    Takaddun shaida: ISO9001:2008

     

    Alloy Ko A'a: Ba gami, Carbon

    Aikace-aikace: Line Pipe

    Surface Jiyya: A matsayin abokin ciniki ta bukata

    Fasaha: Hot Rolled

    Maganin zafi: daidaitawa

    Bututu na Musamman: PSL2 ko Bututu mai daraja

    Amfani: Ginin, Ruwan ruwa

    Gwajin: NDT/CNV

    Aikace-aikace

    Ana amfani da bututun ne wajen jigilar mai, tururi da ruwan da ake dibarwa daga kasa zuwa kamfanonin mai da iskar gas ta bututun.

    Babban Daraja

    Daraja don bututun layin API 5L: Gr.B X42 X52 X60 X65 X70

    Abubuwan Sinadari

     Matsayin Karfe (Sunan Karfe) Ragowar Jama'a, Dangane da Zafafawa da Nazarin Samfura,g%
    C Mn P S V Nb Ti
    max b max b min max max max max max
    Bututu mara kyau
    L175 ya da A25 0.21 0.60 - 0.030 0.030 - - -
    L175P ya da A25P 0.21 0.60 0.045 0.080 0.030 - - -
    L210 ya da A 0.22 0.90 - 0.030 0.030 - - -
    L245 ya da B 0.28 1.20 - 0.030 0.030 c,d c,d d
    L290 ya da X42 0.28 1.30 - 0.030 0.030 d d d
    L320 ya da X46 0.28 1.40 - 0.030 0.030 d d d
    L360 ya da X52 0.28 1.40 - 0.030 0.030 d d d
    L390 ya da X56 0.28 1.40 - 0.030 0.030 d d d
    L415 ya da X60 0.28e ku 1.40e ku - 0.030 0.030 f f f
    L450 ya da X65 0.28e ku 1.40e ku - 0.030 0.030 f f f
    L485 ya da X70 0.28e ku 1.40e ku - 0.030 0.030 f f f
    Welded Pipe
    L175 ya da A25 0.21 0.60 - 0.030 0.030 - - -
    L175P ya da A25P 0.21 0.60 0.045 0.080 0.030 - - -
    L210 ya da A 0.22 0.90 - 0.030 0.030 - - -
    L245 ya da B 0.26 1.20 - 0.030 0.030 c,d c,d d
    L290 ya da X42 0.26 1.30 - 0.030 0.030 d d d
    L320 ya da X46 0.26 1.40 - 0.030 0.030 d d d
    L360 ya da X52 0.26 1.40 - 0.030 0.030 d d d
    L390 ya da X56 0.26 1.40 - 0.030 0.030 d d d
    L415 ya da X60 0.26e ku 1.40e ku - 0.030 0.030 f f f
    L450 ya da X65 0.26e ku 1.45e ku - 0.030 0.030 f f f
    L485 ya da X70 0.26e ku 1.65e ku - 0.030 0.030 f f f

    ku ≤ 0.50 %; Ni ≤ 0.50 %; Cr ≤ 0.50 % da Mo ≤ 0.15 %.

    b Ga kowane raguwa na 0.01 % ƙasa da ƙayyadadden ƙididdiga don carbon, haɓakar 0.05% sama da ƙayyadadden ƙididdiga na Mn ya halatta, har zuwa iyakar 1.65 % don maki ≥ L245 ko B, amma ≤ L360 ko X52; har zuwa matsakaicin 1.75% na maki> L360 ko X52, amma <L485 ko X70; kuma har zuwa matsakaicin 2.00% don Grade L485 ko X70.

    c Sai dai in an yarda, Nb + V ≤ 0.06 %.

    d Nb + V + Ti ≤ 0.15 %.

    e Sai dai in akasin haka.

    Sai dai in an yarda da haka, Nb + V + Ti ≤ 0.15 %.

    g Ba a yarda da ƙarin B da gangan ba kuma ragowar B ≤ 0.001 %.

    Kayan Injiniya

     

     

     

    Bututu Grade

     Jikin Bututu na Bututu mara sumul da Welded Weld Seam na EW, LW, SAW, da SUNABututu
    Ƙarfin Haɓakaa 

    Rt0.5

    Ƙarfin Ƙarfia 

    Rm

    Tsawaitawa(a kan 50 mm ko 2 in.)

    Af

    Ƙarfin Ƙarfib 

    Rm

    MPa (psi) MPa (psi) % MPa (psi)
    min min min min
    L175 ya da A25 175 (25,400) 310 (45,000) c 310 (45,000)
    L175P ya da A25P 175 (25,400) 310 (45,000) c 310 (45,000)
    L210 ya da A 210 (30,500) 335 (48,600) c 335 (48,600)
    L245 ya da B 245 (35,500) 415 (60,200) c 415 (60,200)
    L290 ya da X42 290 (42,100) 415 (60,200) c 415 (60,200)
    L320 ya da X46 320 (46,400) 435 (63,100) c 435 (63,100)
    L360 ya da X52 360 (52,200) 460 (66,700) c 460 (66,700)
    L390 ya da X56 390 (56,600) 490 (71,100) c 490 (71,100)
    L415 ya da X60 415 (60,200) 520 (75,400) c 520 (75,400)
    L450 ya da X65 450 (65,300) 535 (77,600) c 535 (77,600)
    L485 ya da X70 485 (70,300) 570 (82,700) c 570 (82,700)
    a Don matsakaicin maki, bambanci tsakanin ƙayyadadden ƙayyadaddun ƙarancin ƙarfi da ƙayyadaddun ƙayyadaddun ƙarfin amfanin ƙasa don jikin bututu zai kasance kamar yadda aka bayar a cikin tebur don matsayi mafi girma na gaba.b Don matsakaicin maki, ƙayyadaddun ƙarancin ƙarancin ƙarfi don kabu na weld. za su kasance daidai da ƙimar da aka ƙaddara don jikin bututu ta amfani da bayanin ƙasa a).

    c ƙayyadadden ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun elongation,Af, wanda aka bayyana a cikin kashi kuma aka zagaye zuwa kashi mafi kusa, za a ƙayyade ta amfani da ma'auni mai zuwa:

     

    ina

    C shine 1940 don lissafin amfani da raka'a SI da 625,000 don ƙididdigewa ta amfani da raka'a USC;

    Axc shine yanki na juzu'in gwaji na tensile, wanda aka bayyana a cikin murabba'in millimeters (inci murabba'in), kamar haka:

    1) don madauwari na gwajin yanki, 130 mm2 (0.20 in.2) don 12.7 mm (0.500 in.) da 8.9 mm (0.350 in.) ƙananan gwajin diamita; 65 mm2 (0.10 in.2) don 6.4 mm (0.250 in.) ƙananan gwajin diamita;

    2) don cikakkun yanki na gwaji, ƙaramin a) 485 mm2 (0.75 in.2) da b) yanki na yanki na yanki na gwajin, wanda aka samo ta amfani da ƙayyadaddun diamita na waje da ƙayyadadden kauri na bangon bututu, zagaye zuwa mafi kusa 10 mm2 (0.01 in.2);

    3) don guntun gwajin tsiri, ƙaramin a) 485 mm2 (0.75 in.2) da b) yanki na yanki na yanki na gwajin, wanda aka samo ta amfani da ƙayyadadden nisa na yanki na gwajin da ƙayyadadden kauri na bangon bututun. , zagaye zuwa mafi kusa 10 mm2 (0.01 in.2);

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

    Diamita na waje, 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 0.020D don 0.015D don
    +/- 0.0075D - 0.016 zuwa + 0.063 D/t≤75 D/t≤75
    Ta yarjejeniya 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 0.01D don amma max na 0.500
    Domin Domin
    D/t≤75 D/t≤75
    Bisa yarjejeniya Bisa yarjejeniya
    domin domin
    D/t≤75 D/t≤75
    >56 Kamar yadda aka amince
    a. Ƙarshen bututun ya haɗa da tsawon 4 a cinye kowane ɗayan bututun
    b. Don bututun SMLS ana buƙatar haƙuri don t≤0.984in kuma haƙurin bututu mai kauri zai kasance kamar yadda aka yarda.
    c. Don bututu mai faɗaɗa tare da D≥8.625in kuma don bututun da ba a faɗaɗa ba, ana iya ƙididdige haƙurin diamita da juriya na waje ta amfani da ƙididdige diamita na ciki ko auna cikin diamita maimakon ƙayyadaddun OD.
    d. 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 Hakuri a
    t inci inci
    SMLS bututu b
    0.157 -1.2
    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
    a. 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.
    b. 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 ƙetare ƙarin haƙuri ga taro ba.
    c. Haƙuri da ƙari ga kaurin bango baya shafi yankin walda
    d. Duba cikakken API5L ƙayyadaddun don cikakkun bayanai

    Hakuri

    Bukatar Gwaji

    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 lallashi

    Ma'auni na yarda don gwajin lallashi ya zama:

    • EW bututu D<12.750 in:
    • X60 tare da T500in. Ba za a sami buɗaɗɗen walda ba kafin nisa tsakanin faranti bai wuce 66% na ainihin diamita na waje ba. Ga duk maki da bango, 50%.
    • Don bututu tare da D/t> 10, ba za a sami buɗaɗɗen walda ba kafin nisa tsakanin faranti ya kasance ƙasa da 30% na ainihin diamita na waje.
    • Don wasu masu girma dabam koma zuwa cikakken ƙayyadaddun API 5L.

    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 jiki, waldar bututu da yankin da zafi ya shafa. Koma zuwa cikakken ƙayyadaddun API 5L don ginshiƙi masu girma da maki da ƙimar kuzarin da ake buƙata.

    Cikakken Bayani

    Tsarin Bututun Mai


  • Na baya:
  • Na gaba:

  • Ku rubuta sakonku anan ku aiko mana