Vevela fa'alauteleina paipa su'esu'e lelei paipa uamea paipa
Fa'amatalaga
O le vevela faʻalauteleina paipa uʻamea o le vevela faʻalauteleina paipa faʻafefete, lea e matua maualalo le density ae o le faʻaitiitia o le paipa uʻamea malosi (paipa faʻafefe) e mafai ona taʻua o le faʻalauteleina o le vevela.Se fa'agasologa ole ta'avale skew po'o se ata tusi e fa'alautele ai le lautele o paipa.Uamea paipa mafiafia i se vaitaimi puupuu o le taimi, e mafai ona maua e le tulaga masani ma faapitoa ituaiga o tubes seamless ma taugofie ma maualuga gaosiga lelei, o le taimi nei atinae faava o malo i le fanua o paipa taʻavale.
Hot fa'alautele paipa e ala i le fa'alauteleina o le lautele o le paipa e fa'auma ai fa'agasologa - fa'amama fa'alauteleina le fa'agasologa o le gaosiga o paipa u'amea.O paipa fa'alautele vevela e masani ona ta'ua i paipa u'amea fa'alautele vevela.
Gaosiga Fa'agasologa
Fa'amatalaga
Fa'ainisinia Fa'ainitaneti o le vevela fa'alauteleina le u'amea paipa :
| Nominal size | I fafo | Ole Mafiafia ole Pa (mm) | |||||||||||||
| DN | NPS | OD(MM) | SCH | SCH | SCH | STD | SCH | SCH | XS | SCH | SCH | SCH | SCH | SCH | XXS |
| 200 250 300 | 8 10 12 | 219.1 273.1 323.9 | 3.76 4.19 4.57 | 6.35 6.35 6.35 | 7.04 7.80 8.38 | 8.18 9.27 9.53 | 8.18 9.27 10.31 | 10.31 12.70 14.27 | 12.70 12.70 12.70 | 12.70 15.09 17.48 | 15.09 18.26 21.44 | 18.26 21.44 25.40 | 20.62 25.40 28.58 | 23.01 28.58 33.32 | 22.23 25.40 25.40 |
| 350 400 450 | 14 16 18 | 355.6 406.4 457.2 | 6.35 6.35 6.35 | 7.92 7.92 7.92 | 9.53 9.53 11.13 | 9.53 9.53 9.53 | 11.13 12.70 14.27 | 15.09 16.66 19.05 | 12.70 12.70 12.70 | 19.05 21.44 23.83 | 23.83 26.19 29.36 | 27.79 30.96 34.93 | 31.75 36.53 39.67 | 35.71 40.49 45.24 | — — |
| 500 550 600 | 20 22 24 | 508 559 610 | 6.35 6.35 6.35 | 9.53 9.53 9.53 | 12.70 12.70 14.27 | 9.53 9.53 9.53 | 15.09 — 17.48 | 20.62 22.23 24.61 | 12.70 | 26.19 28.58 30.96 | 32.54 34.93 38.89 | 38.10 41.28 46.02 | 44.45 47.63 52.37 | 50.01 53.98 59.54 | — — |
| 500 550 600 | 20 22 24 | 508 559 610 | 6.35 6.35 6.35 | 9.53 9.53 9.53 | 12.70 12.70 14.27 | 9.53 9.53 9.53 | 15.09 — 17.48 | 20.62 22.23 24.61 | 12.70 12.70 12.70 | 26.19 28.58 30.96 | 32.54 34.93 38.89 | 38.10 41.28 46.02 | 44.45 47.63 52.37 | 50.01 53.98 59.54 | — — |
| 660 700 750 | 26 28 30 | 660 711 762 | 7.92 7.92 7.92 | 12.70 12.70 12.70 | — 15.88 15.88 | 9.53 9.53 9.53 | — — | — — | 12.70 12.70 12.70 | — — | — — | — — | — — | — — | — — |
| 800 850 900 | 32 34 36 | 813 864 914 | 7.92 7.92 7.92 | 12.70 12.70 12.70 | 15.88 15.88 15.88 | 9.53 9.53 9.53 | 17.48 17.48 19.05 | — — | 12.70 12.70 12.70 | — — | — — | — — | — — | — — | — —
|
Tulaga
| Vaitafe i fafo (mm) / | SCH | SCH | SCH | STD | SCH | SCH | XS | SCH | SCH | SCH | SCH | SCH |
| 457 | 6.35 | 7.92 | 11.13 | 9.53 | 14.27 | 19.05 | 12.70 | 23.88 | 29.36 | 34.93 | 39.67 | 45.24 |
| 508 | 6.35 | 9.53 | 12.70 | 9.53 | 15.09 | 20.62 | 12.70 | 26.19 | 32.54 | 38.10 | 44.45 | 50.01 |
| 559 | 6.35 | 9.53 | 12.70 | 9.53 | 22.23 | 12.70 | 28.58 | 34.93 | 41.28 | 47.63 | 53.98 | |
| 610 | 6.35 | 9.53 | 14.27 | 9.53 | 17.48 | 24.61 | 12.70 | 30.96 | 38.39 | 46.02 | 52.37 | 59.54 |
| 660 | 7.92 | 12.70 | 9.53 | 12.70 | ||||||||
| 711 | 7.92 | 12.70 | 15.88 | 9.53 | 12.70 | |||||||
| 762 | 7.92 | 12.70 | 15.88 | 9.53 | 12.70 | |||||||
| Faʻamatalaga: O le tulaga o loʻo i luga ma faʻamatalaga e naʻo le faʻamatalaga, e mafai foi ona tatou gaosia oloa faʻapitoa e tusa ai ma le talosaga a le tagata faʻatau. | ||||||||||||
Vali & Fa'alava
Fa'asagaga i luga ole paipa uamea:
Ina ia faʻaleleia le ola auaunaga o le suauu paipa, e masani ona faʻatinoina togafitiga luga e faʻafaigofie ai le tuʻufaʻatasia mautu o paipa uʻamea ma le coating anticorrosive.Metotia gaioiga masani o: faʻamamaina, meafaigaluega derusting, pickling, fana blasting derusting vaega e fa.
1 cleaningGrease, pefu, lubricant, mea faʻalaʻau faʻapipiʻi i luga o le paipa uʻamea, e masani ona faʻaaogaina le solvent, emulsion e faʻamamā ai luga. e manaomia auala togafitiga.Meafaigaluega ele removalSteel paipa luga oxide, ele, uʻamea slag, e mafai ona faaaoga uamea pulumu uamea e faamama ma polesi luga treatment.Tool derusting e mafai ona vaevaeina i tusi lesona ma le mana, meafaigaluega tusi lesona derusting e mafai ona ausia Sa.
2 tulaga, derusting meafaigaluega eletise e mafai ona oʻo atu i le tulaga Sa3. Afai o le pito i luga o le paipa uamea o loʻo faʻapipiʻiina ma se paʻu oxide malosi faapitoa, atonu e le mafai ona aveese le ele ma le fesoasoani a meafaigaluega, o lea e tatau ai ona tatou sailia isi auala.
3 pickling O auala masani pickling e aofia ai le kemisi ma le electrolysis.Ae na'o le vaila'au vaila'au e fa'aaogaina mo le puipuiga o le corrosion pipeline.Chemical pickling e mafai ona ausia se tikeri patino o le mama ma le gaoa i luga o le paipa uamea, lea e faigofie mo laina taula mulimuli. fana (oneone) ina ua uma ona toe gaosia.
4 fana fana mo ele aveeseE ala i le malosi maualuga le afi afi le maualuga-saosaoa rotating lau, uʻamea uʻamea, fana uʻamea, vaega, minerale ma isi uaea abrasive i lalo o le gaioiga o le malosi centrifugal i luga o paipa uʻamea i luga o le pulumu ma le tele o le ejection, matua aveese ele, oxides ma palapala i luga o le tasi lima, i le isi itu, paipa uamea i lalo o le gaioiga o le abrasive aʻafiaga ma le malosi o le feteʻenaʻiga, e ausia ai le roughness toniga manaʻomia.Amo le fa auala togafitiga, fana blasting ma derusting o se auala lelei togafitiga mo derusting paipa.E masani lava, fana blasting ma derusting e masani ona faʻaaogaina mo togafitiga pito i totonu o le paipa uʻamea, ma fana fana ma derusting e masani ona faʻaaogaina mo togafitiga pito i fafo o paipa uʻamea.
Felauaiga
FAQ
1. O a au tu'utu'uga totogi?
A: (1) T / T: 30% tupe teu muamua, o le paleni 70% totogi aʻo leʻi lafoina
(2) 30% totogi i lalo, o le paleni 70% totogi e faasaga i le L / C i le vaai.
2. O le a lau taimi e tuʻuina atu ai?
A: 15-20 aso faigaluega ina ua uma ona maua tupe teu po o le uluai L / C.
3. O le a le umi na i ai lau kamupani i pisinisi?
A: O matou o le gaosiga o mea faufale mo le 20 tausaga i le uʻamea.
4. E mafai ona matou asiasi i lau falegaosimea e siaki le gaosiga o gaosiga ma le lelei?
A: Ioe, ioe, faʻafeiloaʻi i soo se taimi.
5: E iai sau tusi fa'ato'aga ma meafaitino su'esu'ega lipoti?
A: Ioe o loʻo i ai a matou matagaluega faʻapitoa faʻapitoa.
Matou te tuʻuina atu lipoti lelei mo oloa taʻitasi.
oloa fa'atatau
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