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Paipa fa'atasi ai ma fa'alavalava mo Anti-corrossion

Paipa u'amea/fa'a'au fa'apa'u/mea fa'aopoopo

Paipa fa'atasi ai ma fa'alavalava mo Anti-corrossion

O paipa o lo'o i ai fa'apalapala fa'afefe e masani ona fa'aogaina i pisinisi eseese e puipuia ai paipa mai le fa'aleagaina e mafua mai i le pala. O nei paʻu ua mamanuina e tuʻuina atu ai se pa puipui i le va o mea paipa ma elemene faʻaleagaina o loʻo i ai i le siosiomaga. O tulaga nei, fa'avasegaga ma le fa'aogaina o paipa fa'apipi'i fa'ama'i.

    Fa'atomuaga oloa

    Tulaga: O faʻataʻitaʻiga mo paipa faʻapipiʻi faʻafefete e faʻatulagaina e faʻalapotopotoga e pei o le American Society for Testing and Materials (ASTM), le International Organization for Standardization (ISO) ma le National Society of Corrosion Engineers (NACE). O nei tulaga faʻapitoa e faʻamaonia ai manaʻoga mo mea faʻapipiʻi, metotia faʻaoga, faʻataʻitaʻiga o suʻega ma tulaga faʻatinoga.
    Fa'avasegaga e fa'atatau i le fa'aogaina o luga: E mafai ona fa'avasegaina paipa fa'atasi ai ma pa'u fa'a'au'au fa'atatau i le ituaiga fa'aoga fa'aoga. O vaega masani e aofia ai: Fused Bonded Epoxy (FBE) Coating Polyethylene (PE) poʻo le polypropylene (PP) faʻapipiʻi Faʻapipiʻi faʻasala poʻo le faʻasala Vali Vali mauoa Zinc Ufu polyurethane Ufu koale ta enamel.
    Talosaga: O paipa o lo'o i ai fa'alavalava fa'afefe e fa'aaogaina lautele i pisinisi eseese, e aofia ai: Suau'u ma Kesi: Pipelines e fa'aaogaina e felauaiga ai le suau'u mama, kesi faanatura ma mea tau suau'u Suavai ma vai otaota: mo vai o le eleele ma alavai Vailaau mata'utia ma petrochemical: mo le felauaiga o vaila'au fa'ama'i ma acids Gataifale. ma i fafo: mo paipa i lalo o le sami ma fale i fafo Mea tetele: Mo le faʻaogaina i luga o alalaupapa, faʻailoga ma isi fausaga e faʻaalia i tulaga faigata o le siosiomaga O paipa nei e taua tele i le faatumauina o le amiosaʻo ma le umi o galuega tetele ma fale gaosi oloa, aemaise lava i siosiomaga faigata pe pala. Pe a faʻamaonia pe filifilia le paipa faʻatasi ai ma se faʻamaʻi faʻamaʻi, e taua le faʻafesoʻotaʻi i tulaga talafeagai ma feutagai ma tagata tomai faapitoa i alamanuia ina ia mautinoa o le paʻu filifilia e fetaui ma manaʻoga faʻapitoa o le talosaga faʻatatau.
    Vasega uamea:
    API 5L: GR B, X42,X46, X56, X60,X65,X70
    ASTM A53: GR A, GR B, GR C
    EN: S275, S275JR, S355JRH, S355J2H
    GB: Q195, Q215, Q235, Q345, L175, L210, L245, L320, L360- L555
    Suʻega: Suʻesuʻega Faʻainisinia, Mea Faʻainisinia (Malo malosi sili, malosi e maua ai, Elongation), Meatotino Faʻatekinisi (Suʻega Faʻasaʻo, Suʻega Suʻega, Suʻega Suʻega, Suʻega Aʻafiaga), Suʻesuʻega o le Laʻititi, Suʻega Hydrostatic, Suʻega X-ray.
    Tusi Faamaonia Su'ega Mill: EN 10204/3.1B
    API 5L Laina Paipa

    API 5L PSL1/PSL2 GR B , X42, X46, X52, X60, X65, X70
    MEA FAI MESINIA MA FA'A'U'UU FA'A'U'U

    FESEGA UAmea

    Tuuina atu le malosi,

    min. psi (MPa)

    Malosi tete, min. psi (MPa)

    Elongation i le 2 in., min. %

    GR B

    245

    415

     FUAFUAGAvmw

    X42

    290

    415

    X46

    320

    435

    X52

    360

    460

    X56

    390

    490

    X60

    415

    520

    X65

    450

    535

    X70

    485

    570

     

    FESEGA UAmea

    % i le mamafa, maualuga

    C

    Ma

    Mn

    P

    S

    GR B

    0.26

    0.40

    1.20

    0.030

    0.030

    X42

    0.26

    0.40

    1.30

    0.030

    0.030

    X46

    0.26

    0.40

    1.40

    0.030

    0.030

    X52

    0.26

    0.40

    1.40

    0.030

    0.030

    X56

    0.26

    0.40

    1.40

    0.030

    0.030

    X60

    0.26

    0.40

    1.40

    0.030

    0.030

    X65

    0.26

    0.40

    1.45

    0.030

    0.030

    X70

    0.26

    0.40

    1.65

    0.030

    0.030

    PIPA u'AE PE ASTM A53 GR. B

    MEA FAI MESINIA MA FA'A'U'UU FA'A'U'U

    FESEGA UAmea

    Tulaga Max, %

    C

    Mn

    P

    S

    Faatasi ai ma

    I totonu

    Cr

    Mo

    IN

    GR B

    0.30

    1.20

    0.05

    0.05

    0.40

    0.40

    0.40

    0.15

    0.08

     

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