Imiyoboro idasanzwe ya spiral kumiyoboro nyamukuru y'amazi

Ibisobanuro bigufi:

Mu iyubakwa ry'ibikorwa remezo, ibikoresho byakoreshejwe bigira uruhare runini mu kuramba no gukora k'umushinga.Ikintu kimwe ningirakamaro mubikorwa remezo ni umuyoboro uzunguruka.Iyi miyoboro isanzwe ikoreshwa mubikorwa bitandukanye nk'imiyoboro y'amazi n'imiyoboro ya gaze, kandi ibisobanuro byayo, harimo imiyoboro yo gusudira no kuzunguruka, ni ingenzi cyane kugirango ikore neza.Muri iyi blog, tuzareba byimbitse kurispiral welded pipe ibisobanuro n'akamaro kabo mu nganda zubaka.


Ibicuruzwa birambuye

Ibicuruzwa

Mu iyubakwa ry'ibikorwa remezo, ibikoresho byakoreshejwe bigira uruhare runini mu kuramba no gukora k'umushinga.Ikintu kimwe ningirakamaro mubikorwa remezo ni umuyoboro uzunguruka.Iyi miyoboro isanzwe ikoreshwa mubikorwa bitandukanye nk'imiyoboro y'amazi n'imiyoboro ya gaze, kandi ibisobanuro byayo, harimo imiyoboro yo gusudira no kuzunguruka, ni ingenzi cyane kugirango ikore neza.Muri iyi blog, tuzareba byimbitse kurispiral welded pipe ibisobanuron'akamaro kabo mu nganda zubaka.

Sumuyoboro wa piralszubatswe hakoreshejwe uburyo bwitwa spiral welding process.Inzira ikubiyemo gukoresha ibishishwa bishyushye bishyushye kugirango bikorwe muburyo bwa silindrike hanyuma bigasudira kumurongo.Igisubizo ni umuyoboro ufite imbaraga nyinshi kandi ziramba, bigatuma uba muburyo butandukanye bwa porogaramu.Iyi miyoboro ikoreshaumuyoborotekinoloji mugihe cyubwubatsi, kureba neza ko irwanya ibintu bitandukanye bidukikije n’ingutu, bigatuma biba byiza mu kuzimu no mu mazi.

Ibyingenzi Byumubiri na Shimi Ibyiza Byuma (GB / T3091-2008, GB / T9711-2011 na API Spec 5L)

       

Bisanzwe

Icyiciro

Ibigize imiti (%)

Umutungo wa Tensile

Charpy (V notch) Ikizamini Cyingaruka

c Mn p s Si

Ibindi

Imbaraga Zitanga (Mpa)

Imbaraga Zirenze (Mpa)

0 L0 = 5.65 √ S0) min Ikigereranyo cyo Kurambura (%)

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

Ongeraho Nb \ V \ Ti ukurikije GB / 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  

Guhitamo wongeyeho kimwe mubintu bya Nb \ V \ Ti cyangwa icyaricyo cyose

175   310  

27

Kimwe cyangwa bibiri byerekana ubukana bwingaruka zingaruka hamwe nogukata ahantu hashobora guhitamo.Kuri L555, reba ibisanzwe.

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  

Ku cyiciro cya B ibyuma, Nb + V ≤ 0.03%; ku byuma ≥ urwego B, guhitamo kongeramo Nb cyangwa V cyangwa guhuza kwabo, na Nb + V + Ti ≤ 0.15%

172   310  

(L0 = 50.8mm) kubarwa ukurikije formula ikurikira: e = 1944 · A0 .2 / U0 .0 A: Agace k'icyitegererezo muri mm2 U: Ntarengwa yerekana imbaraga zingana muri Mpa

Nta na kimwe cyangwa icyaricyo cyose cyangwa byombi byingufu zingaruka hamwe nogukata ahantu hasabwa nkigipimo cyo gukomera.

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

Iyo usuzumye ibisobanuro byerekana imiyoboro ya spiral, ni ngombwa kwibanda ku bintu by'ingenzi nka diameter, uburebure bw'urukuta n'urwego rw'ibikoresho.Diameter yumuyoboro igena ubushobozi bwayo bwo gutwara amazi cyangwa gaze, mugihe uburebure bwurukuta bugira uruhare runini muburinganire bwimiterere no kurwanya umuvuduko.Byongeye kandi, urwego rwibintu rugaragaza ubuziranenge hamwe nibigize ibyuma byakoreshejwe kandi ni ikintu cyingenzi mugutekereza kuramba no gukora umuyoboro mugisabwa runaka.

Mu kubakaimiyoboro y'amazi, imiyoboro ya spiral ifite ibyiza byinshi.Imbaraga zabo zikomeye hamwe no kurwanya ruswa zituma biba byiza mu gutwara amazi kure cyane, mugihe guhinduka kwabo gutuma hashyirwaho byoroshye inzitizi ndetse nubutaka butoroshye.Byongeye kandi, gukoresha imiyoboro ya spiral spiral mu miyoboro ya gaze karemano ituma ubwikorezi bwa gaze neza kandi bunoze, butanga umutungo wingenzi mubikorwa byimiturire, ubucuruzi ninganda.

umuyoboro w'icyuma

Kuruhande rwibikorwa remezo, imiyoboro ya spirale spirale igengwa nubuziranenge bwinganda n’amabwiriza kugirango barebe ubuziranenge n’imikorere.Kurugero, Ikigo cy’ibikomoka kuri peteroli muri Amerika (API) cyashyizeho ibipimo ngenderwaho mu gukora no gukoresha umuyoboro wa spiral-seam ugaragaza ibisabwa mu bunini, imbaraga, nuburyo bwo gupima.Byongeye kandi, Sosiyete y'Abanyamerika ishinzwe ibizamini n’ibikoresho (ASTM) itanga ibikoresho hamwe n’ibikoresho byerekana imashini zikoreshwa mu miyoboro izenguruka kugira ngo irusheho kwizerwa no kubahiriza amahame y’inganda.

Muri make, imiyoboro ya spiral yasuditswe ni ingenzi ku ruhare rwabo mu kubaka ibikorwa remezo.Byaba bikoreshwa mumiyoboro y'amazi cyangwaimirongo ya gaze, iyi miyoboro itanga imbaraga ntagereranywa, iramba kandi ihindagurika, bigatuma iba ingenzi kwisi ya none.Mu gukurikiza amahame ngengamikorere y'inganda, ikoreshwa ry'imiyoboro ya spirale irinda umutekano no gukora neza ibikorwa remezo bikomeye, bigatanga inzira y'iterambere rirambye n'iterambere ry'abaturage.

 


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