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    API 5L Mutsetse Pipe Yemafuta Mapaipi

    API 5L Mutsara Pipe Yemafuta Mapaipi Inoratidzwa Mufananidzo
    • API 5L Mutsetse Pipe Yemafuta Mapaipi

    Tsanangudzo Pfupi:

    Kuunza yedu yekucheka-kumucheto chigadzirwaAPI 5L Mutsara Pipe, mhinduro yepamusoro yemapombi ekufambisa oiri negasi.Iyo pombi yakagadzirirwa kusangana nemitemo yenyika, inopa kushanda kwepamusoro uye kuvimbika kunyange munzvimbo dzinonyanya kudiwa.Yakasanganiswa nemhando yepamusoro ye spiral welded pombi, zvigadzirwa zvedu zvine chokwadi chekupfuura zvaunotarisira.


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    API 5L mutsara pombi chiratidzo chekunaka muindasitiri.Iyo pombi inokwanisa kumira kumanikidza kwakanyanya uye tembiricha yakanyanyisa, kuve nechokwadi chekufambisa kwakachengeteka uye kwakanaka kweoiri uye gasi rechisikigo.

    Tafura 2 Huru Muviri uye Kemikari Zvivakwa zveSimbi Pipe (GB/T3091-2008, GB/T9711-2011 uye API Spec 5L)

    		        

    Standard

    Steel Giredhi

    Chemical Constituents (%)

    Tensile Property

    Charpy(V notch)Impact Test
    c Mn p s Si

    Zvimwe

    Goho Simba (Mpa)

    Tensile Strength (Mpa)

    (L0=5.65 √ S0 ）min Stretch Rate (%)
    max max max max max min max min max D ≤ 168.33mm D ＞ 168.3mm

    GB/T3091 -2008

    		 Q215A ≤ 0.15 0.25 ＜ 1.20 0.045 0.050 0.35

    Kuwedzera Nb\V\Ti zvinoenderana neGB/T1591-94

    		 215   335   15 > 31  
    Q215B ≤ 0.15 0.25-0.55 0.045 0.045 0.035 215 335 15 > 31
    Q235A ≤ 0.22 0.30 ＜ 0.65 0.045 0.050 0.035 235 375 15 >26
    Q235B ≤ 0.20 0.30 ≤ 1.80 0.045 0.045 0.035 235 375 15 >26
    Q295A 0.16 0.80-1.50 0.045 0.045 0.55 295 390 13 >23
    Q295B 0.16 0.80-1.50 0.045 0.040 0.55 295 390 13 >23
    Q345A 0.20 1.00-1.60 0.045 0.045 0.55 345 510 13 >21
    Q345B 0.20 1.00-1.60 0.045 0.040 0.55 345 510 13 >21

    GB/T9711-2011 (PSL1)

    		 L175 0.21 0.60 0.030 0.030  

    Sarudzo yekuwedzera imwe yeNb\V\Ti zvinhu kana chero musanganiswa wavo

    		 175   310  

    27

    Imwe kana maviri eiyo toughness index yesimba rekukanganisa uye nzvimbo yekuveura inogona kusarudzwa.Kune L555, ona chiyero.
    L210 0.22 0.90 0.030 0.030 210 335

    25
    L245 0.26 1.20 0.030 0.030 245 415

    21
    L290 0.26 1.30 0.030 0.030 290 415

    21
    L320 0.26 1.40 0.030 0.030 320 435

    20
    L360 0.26 1.40 0.030 0.030 360 460

    19
    L390 0.26 1.40 0.030 0.030 390 390

    18
    L415 0.26 1.40 0.030 0.030 415 520

    17
    L450 0.26 1.45 0.030 0.030 450 535

    17
    L485 0.26 1.65 0.030 0.030 485 570

    16

    API 5L (PSL 1)

    		 A25 0.21 0.60 0.030 0.030  

    Yegiredhi B simbi,Nb+V ≤ 0.03%;yesimbi ≥ giredhi B,optional kuwedzera Nb kana V kana musanganiswa wavo, uye Nb+V+Ti ≤ 0.15%

    		 172   310  

    (L0 = 50.8mm) ichaverengerwa maererano neformula inotevera:e=1944·A0 .2/U0 .0 A:Nzvimbo yesample mu mm2 U: Minimal yaitaurwa tensile simba muMpa

    Hapana kana chero kana ese ari maviri esimba rekukanganisa uye nzvimbo yekuveura inodiwa senzira yekuomesa.
    A 0.22 0.90 0.030 0.030   207 331
    B 0.26 1.20 0.030 0.030   241 414
    X42 0.26 1.30 0.030 0.030   290 414
    X46 0.26 1.40 0.030 0.030   317 434
    X52 0.26 1.40 0.030 0.030   359 455
    X56 0.26 1.40 0.030 0.030   386 490
    X60 0.26 1.40 0.030 0.030   414 517
    X65 0.26 1.45 0.030 0.030   448 531
    X70 0.26 1.65 0.030 0.030   483 565

    Zvinoenderana neiyo API 5L yakajairwa, yedu spiral welded mapaipi anowanikwa mumhando dzakasiyana, kusanganisira API 5L X42, API 5L X52 uye API 5L X60.Iyi mienzaniso inomiririra simba rakaderera regoho repombi, richikupa kunzwisisa kwakakwana kwekushanda kwayo.Kunyangwe iwe uchida pombi yepurojekiti diki kana oparesheni hombe, mhando dzedu dzakasiyana dzemhando dzinogona kuzadzisa zvese zvaunoda.

    Helical Yakanyura Arc Welding

    API 5L X42 modhi inozivikanwa nekunaka kwayo weldability uye simba rakawanda.Yakanakira mapurojekiti anoda kutakurwa kwegasi rechisikigo, oiri, uye zvimwe zvinwiwa.Iyi modhi inopa yakasarudzika corrosion kuramba uye inoshamisa mechanicha zvivakwa kuendesa-yakareba kuita, kuve nechokwadi kutendeseka kweoiri uye gasi kutapurirana masisitimu.

    Kune mapurojekiti anoda kushanda kwepamusoro, iyo API 5L X52 modhi ndiyo sarudzo yakakwana.Iyo pombi yakagadzirirwa kukurira kudzvanyirira kwakanyanya uye yakanyanya kupisa tembiricha, kuve nechokwadi chekuvimbika uye kwakanaka kwekufambisa kwemafuta uye gasi.Simba rayo repamusoro rinoibvumira kubata mamiriro ezvinhu akaoma, kuve nechokwadi chekuyerera, kusingapindiki kuyerera.

    Iyo API 5L X60 modhi inotora kuita kune inotevera nhanho.Nesimba rayo regoho rakasarudzika uye kusimba kwakawedzera, pombi yakakodzera kushandiswa kunyange munzvimbo dzinonyanya kudiwa.Yakagadzirirwa kubata mapurojekiti makuru anoda kutakurwa kwemafuta akawanda uye gasi.

    Kusarudza yedu API 5L mutsetse pombi zvinoreva kuisa mari muchigadzirwa chinovimbisa hukuru hwemhando uye kuita.Kuzvipira kwedu kuita zvakanaka kunooneka mumativi ese epombi yedu, kubva pakuvaka zvisina musono kusvika pakugona kwedu kusangana nekupfuura mwero wepasi rose.Nesimba rayo repamusoro uye kugara kwenguva refu, chigadzirwa ichi chinovimbisa kufambisa kwakachengeteka uye kwakanaka kwemafuta uye gasi, zvichikupa rugare rwepfungwa.

    Muchidimbu, API 5L mutsetse pombi yave sarudzo yekupedzisira kune oiri uye gasi kutapurirana mapaipi ane akapfuma mhando uye yakanakisa mhando.Ne spiral yakanyura arc welding, inopa simba risingaenzaniswi uye kusimba.Kunyangwe iwe uchida pombi yepurojekiti diki kana hombe, yedu spiral welded simbi pombi inogadzirwa kune API 5L zviyero inovimbisa kuita kwakavimbika.Chengetedza mari mune yedu API 5L mutsara pombi uye uwane mutsauko wemhando uye kuita.

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