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Paipa u'amea pipii mo felauaiga kesi

Faamatalaga o le Oloa

O le upega selo faʻamafanui e tatau i le vaveaga i mea a le lauiloa, o se mea e feiai ai moe e tuu ai i le vaega tele. O lea se mea tele e lelei lava e tatau i galuega e faʻamanino ai lea i le vaega tele. E lena le tausagi mo le ala faʻatupuina o lea ua faʻamafai i ai lea e fesoasoani ai lea i le ala faʻatupuina ma le galuega o le upega selo faʻamafanui

O le upega selo faʻamafanui e tatau i le vaveaga i mea a le lauiloa, o se mea e feiai ai moe e tuu ai i le vaega tele. O lea se mea tele e lelei lava e tatau i galuega e faʻamanino ai lea i le vaega tele. E lena le tausagi mo le ala faʻatupuina o lea ua faʻamafai i ai lea e fesoasoani ai lea i le ala faʻatupuina ma le galuega o le upega selo faʻamafanui:

Faʻamanino ma faʻatupuaga lelei: O le uga spiral steel e ao i lea e lelei o niu moega, ifo ai X70 ma X80. E tutusa lea ni mea e faʻamanino lelei ma faʻatupuaga lelei, ma e tatau ona faiaoga i le stress i lo o se faiga pa faʻamanino itamea.

Faʻaopoopoga: I le ala o lea e tusi atoa i ni uga tofotofa, o le uga spiral steel e faʻaopoopoga lelei i le faiaoga faiaga ina e tuu mai i lea e lelei o ni uga vae ma ni uga strips, e faia e lelei lea e faiaoga faʻamolemole, ma e faiaoga faʻamanino lelei.

Faʻamanino lelei i le faiaoga faʻalava: O le uga spiral steel e faia i le faiaoga faʻalava spiral submerged arc. E tutusa lea lenei faiaoga faʻalava i le faʻamanino lelei ma le faʻasilo, e faia e lelei lea e faiaoga faʻamanino ma faʻamanino o le ua.

Faʻatupuga vave: O le faʻatupuga vave e faia e lelei lea e faiaoga faʻamanino i le aoga o lea e lelei o ni mea, e faia e lelei lea e faiaoga faʻamanino ma faʻamanino o le ua.

Togafitiga e tetee atu ai i le pala: Ina ia faʻalauteleina le ola tautua ma puipuia le pala, o paipa uʻamea faʻasolosolo e masani ona faʻaauupegaina i ni ufiufi faʻapitoa e tetee atu ai i le pala, e pei o le efuefu epoxy efuefu ufiufi i fafo

Faʻavaomalo Faʻatulagaina: O le gaosiga o paipa uʻamea faʻasolosolo e mulimulitaʻi i se faʻasologa o faʻavaomalo tulaga faʻatulagaina, pei o le ISO 3183:2019, faʻamautinoaina le tumau i le lelei ma le faʻatinoina.

Faʻafouga faʻatekonolosi: I nisi o poloketi tetele o paipa, e pei o le Central Asia Natural Gas Pipeline Project, ua faʻaaogaina le tele o tekinolosi fou, e aofia ai le faʻaaogaina o paipa faʻapipiʻi, faʻaaogaina o le ultrasonic flow meters, ma RTTM auala o le mauaina

Fetuutuunai i le siosiomaga: E mafai ona faaaogā paipa uʻamea i siosiomaga eseese, e aofia ai le sopoia o eleele lavelave e pei o vaitafe ma le toafa o Gobi, ae ia uaʻi atu i le puipuiga o le siosiomaga ma le puipuiga o le siosiomaga.

Faʻatasi mauga o le lauiloa: O le tatau faʻatasi mauga e afai i mea ai le faʻatatau fesoasoani ma le faʻamaulalo totonu, e lelei ona faia leva le aso e tusa atu i le faʻatatau mo le tautua ma le faʻatasi mauga o le lauiloa.

Faʻatasi tulafono: O le galuega o le faʻatatau spiral steel pipes i le faʻatasi o le gas pa'apa'a, e lelei ona faia leva le tatau faʻatasi tulafono, e faʻatino le mafua'aga o le tala'i fa'atatau, e fa'amolemole le fa'ato'o mai i le aiga ma le taumafaiga o le tausagi ma le fa'atasi tulafono.

o le spiral steel pipes tele lalolagi e lelei ona faia leva le tatau fa'atasi mauga, le mafua'aga, le fa'atatau fa'amanatu ma le fa'atatau tu'u vave, ma e faia leva le mataupu i manatu i le vaega o le fa'atatau tele i lalo ma le lalo.

O.D Fuafuaga o le vaevea (mm)
vAVE mm 5 6 7 8 9 10 11 12 13 14 15 16
8 219 26.88 32.02 37.10 42.13
9 245 30.09 35.86 41.59 47.26
10 273 33.55 40.01 46.42 52.78 59.10 65.36
12.5 325 39.96 47.70 55.40 63.04 70.64 78.18
14 377 46.37 55.40 64.37 73.30 82.18 91.09
16 426 52.41 62.65 72.83 82.97 93.05 103.09
18 478 58.82 70.34 81.81 93.23 104.60 115.92
20 529 65.11 77.89 90.61 103.29 115.92 128.49 141.02 153.50 165.93
24 630 92.83 108.05 123.22 138.33 153.40 168.42 183.39 198.31
28 720 106.12 123.59 140.97 158.31 175.60 192.84 210.02 227.16
32 820 120.95 140.85 160.70 180.50 200.26 219.96 239.62 259.22
36 920 135.74 158.10 180.43 202.70 224.92 247.09 269.21 291.28
40 1020 150.54 175.36 200.16 224.89 249.58 274.22 298.81 323.34 347.82 396.66 445.29
44 1120 219.89 247.09 274.24 301.35 328.40 335.40 382.36 436.12 489.69
48 1220 239.62 269.29 297.90 328.47 357.99 387.46 416.88 475.58 534.08
52 1320 259.35 291.48 323.57 355.60 387.59 419.52 451.41 515.04 578.47
56 1420 279.08 313.68 348.23 382.73 417.18 451.58 485.94 485.94 622.86
60 1520 298.81 335.87 372.89 409.86 446.77 483.64 520.46 593.95 667.25
64 1620 318.53 358.08 397.55 436.98 476.37 515.70 554.99 633.41 711.64
68 1720 338.26 380.26 422.21 464.11 505.96 547.76 589.52 672.87 756.03
72 1820 402.46 446.87 491.24 535.56 579.82 624.04 715.33 800.42
76 1920 424.65 471.53 518.37 565.15 611.88 658.57 751.79 844.81
80 2020 446.85 496.20 545.49 594.74 643.94 693.09 791.25 889.20
2030 449.07 499.16 584.21 598.29 647.15 697.24 795.98 894.53


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