Imiyoboro y'amazi yo mu bwoko bwa Spiral Seam

Ibisobanuro bigufi:

Mu bwubatsi bw'ibikorwa remezo, ibikoresho byakoreshejwe bigira uruhare runini mu kuramba no mu mikorere y'umushinga. Kimwe mu bikoresho by'ingenzi mu nganda z'ibikorwa remezo ni imiyoboro ikoreshwa mu buryo bw'umwuka. Iyi miyoboro ikoreshwa mu buryo butandukanye nko mu miyoboro y'amazi n'imiyoboro ya gazi, kandi imiterere yayo, harimo imiyoboro ikoreshwa mu buryo bw'umwuka n'imiyoboro ikoreshwa mu buryo bw'umwuka, ni ingenzi cyane kugira ngo ikore neza. Muri iyi blog, tuzareba mu buryo bwimbitse ibijyanye n'iyi miyoboro.Ibisobanuro by'umuyoboro ushongeshejwe ku buryo bw'uruziga n'akamaro kabyo mu nganda z'ubwubatsi.


Ibisobanuro birambuye ku gicuruzwa

Ibirango by'ibicuruzwa

Mu bwubatsi bw'ibikorwa remezo, ibikoresho byakoreshejwe bigira uruhare runini mu kuramba no mu mikorere y'umushinga. Kimwe mu bikoresho by'ingenzi mu nganda z'ibikorwa remezo ni imiyoboro ikoreshwa mu buryo bw'umwuka. Iyi miyoboro ikoreshwa mu buryo butandukanye nko mu miyoboro y'amazi n'imiyoboro ya gazi, kandi imiterere yayo, harimo imiyoboro ikoreshwa mu buryo bw'umwuka n'imiyoboro ikoreshwa mu buryo bw'umwuka, ni ingenzi cyane kugira ngo ikore neza. Muri iyi blog, tuzareba mu buryo bwimbitse ibijyanye n'iyi miyoboro.Ibisobanuro by'umuyoboro ushongeshejwe ku buryo bw'uruzigan'akamaro kabyo mu nganda z'ubwubatsi.

Sumuyoboro w'umushono w'uruzigasbikorwa hakoreshejwe uburyo bwitwa inzira yo gusudira mu buryo bw'umwuka. Iyi nzira ikubiyemo gukoresha imigozi y'icyuma ishyushye ikozwe mu buryo bw'umuzenguruko hanyuma igashyirwa ku mugozi w'umwuka. Umusaruro uba umuyoboro ukomeye kandi uramba, bigatuma uba ukwiriye gukoreshwa mu buryo butandukanye. Iyi miyoboro ikoreshaumuyoboro ushongeshejweikoranabuhanga mu gihe cy'ubwubatsi, bigamije kugenzura ko birwanya ibintu bitandukanye bibangamira ibidukikije n'ibitutu, bigatuma biba byiza gukoreshwa munsi y'ubutaka no munsi y'amazi.

Imiterere y'ingenzi y'imiyoboro y'icyuma (GB/T3091-2008, GB/T9711-2011 na API Spec 5L)

       

Igisanzwe

Ingano y'icyuma

Ibinyabutabire (%)

Umutungo wo gukurura

Ikizamini cy'Ingaruka cya Charpy (V notch)

c Mn p s Si

Ibindi

Ingufu z'umusaruro (Mpa)

Imbaraga zo Gukurura (Mpa)

(L0=5.65 √ S0)Ingano y'iminota yo guhagarara (%)

umubare ntarengwa umubare ntarengwa umubare ntarengwa umubare ntarengwa umubare ntarengwa umunota umubare ntarengwa umunota umubare ntarengwa D ≤ 168.33mm D > 168.3mm

GB/T3091 -2008

Q215A ≤ 0.15 0.25 < 1.20 0.045 0.050 0.35

Kongeramo Nb\V\Ti hakurikijwe 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  

Urashobora kongeramo kimwe mu bintu bya Nb\V\Ti cyangwa ikindi kintu icyo ari cyo cyose kivanze

175   310  

27

Kimwe cyangwa bibiri by'ubukomere bw'ingufu z'ingaruka n'agace ko gukata bishobora guhitamo. Kuri L555, reba ibipimo ngenderwaho.

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 byuma byo mu rwego rwa B, Nb+V ≤ 0.03%; ku byuma byo mu rwego rwa B, kongeramo Nb cyangwa V cyangwa ibivanze byabyo, na Nb+V+Ti ≤ 0.15%.

172   310  

(L0=50.8mm)Igomba kubarwa hakurikijwe formula ikurikira:e=1944·A0 .2/U0 .0 A:Agace k'icyitegererezo muri mm2 U: Ingufu nkeya zagenwe zo gukurura muri Mpa

Nta na kimwe cyangwa byombi, ingufu z'ingaruka n'agace ko gukataho imashini bikenerwa nk'igipimo cy'ubukomere.

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

Mu gusuzuma ibisabwa ku muyoboro w’umugozi uzunguruka, ni ngombwa kwibanda ku bintu by'ingenzi nko kuba umurambararo, ubugari bw'urukuta n'urwego rw'ibikoresho. Umurambararo w'umuyoboro ugena ubushobozi bwawo bwo gutwara amazi cyangwa gaze, mu gihe ubugari bw'urukuta bugira uruhare runini mu miterere yawo no kudakoresha umuvuduko. Byongeye kandi, urugero rw'ibikoresho rugaragaza ubwiza n'imiterere y'icyuma gikoreshwa kandi ni ingenzi mu kwemeza ko umuyoboro uramba kandi ugakora neza mu ikoreshwa runaka.

Mu iyubakwa ryaimiyoboro y'amazi y'ingenzi, imiyoboro y'imigozi izunguruka ifite ibyiza byinshi. Ingufu zayo zo gukurura no kudatwarwa n'ingese bituma iba nziza mu gutwara amazi mu ntera ndende, mu gihe ubushobozi bwayo bworoshye bwo kuyishyiraho mu gihe cy'imbogamizi no mu butaka bugoye. Byongeye kandi, ikoreshwa ry'imiyoboro y'imigozi izunguruka mu miyoboro ya gaze karemano rituma gazi karemano itwarwa neza kandi mu buryo bwizewe, bigatanga umutungo w'ingenzi mu miturire, ubucuruzi n'inganda.

umuyoboro w'icyuma uzunguruka

Ku ruhande rw'ibikorwa remezo, ibipimo by'imiyoboro y'uruziga bigengwa n'amahame n'amabwiriza y'inganda kugira ngo harebwe ubwiza n'imikorere yayo. Urugero, Ikigo cy'Abanyamerika gishinzwe Peteroli (API) cyashyizeho amahame agenga ikorwa n'ikoreshwa ry'imiyoboro y'uruziga agaragaza ibisabwa ku bunini, imbaraga, n'uburyo bwo gupima. Byongeye kandi, Umuryango w'Abanyamerika ushinzwe ibizamini n'ibikoresho (ASTM) utanga imiterere y'ibikoresho n'imiterere y'imashini ku miyoboro y'uruziga kugira ngo urusheho kwemeza ko ari inyangamugayo kandi ikubahiriza amahame y'inganda.

Muri make, ibipimo by'imiyoboro ikoreshwa mu buryo bwa spiral welded ni ingenzi cyane ku ruhare rwayo mu kubaka ibikorwa remezo. Byaba bikoreshwa mu miyoboro y'amazi cyangwaimiyoboro ya lisansi, iyi miyoboro itanga imbaraga zitagereranywa, kuramba no gukora ibintu bitandukanye, bigatuma iba ingenzi cyane mu isi ya none. Mu kubahiriza amahame n'amabwiriza y'inganda, ikoreshwa ry'imiyoboro y'uruziga rituma sisitemu z'ibikorwa remezo by'ingenzi zitezwa imbere kandi zigakorwa neza, bigatanga inzira y'iterambere rirambye n'iterambere ry'imibereho myiza y'abaturage.

 


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