Gusobanukirwa imiyoboro ibiri ishongeshejwe n'imiyoboro y'icyuma ishongeshejwe mu buryo bw'umwuka ASTM A252

Ibisobanuro bigufi:

Iki gice cy'iyi Standard y'Uburayi kigaragaza uburyo tekiniki ikoreshwa mu gutanga ibikoresho ku bice by'imiterere bikonje, bifite ubukonje, impande z'imiterere y'uruziga, kare cyangwa uruziga rw'urukiramende, kandi gikoreshwa ku bice by'imiterere bifite ubukonje bidakoresheje ubushyuhe.

Cangzhou Spiral Steel Pipes Group Co., Ltd itanga igice cy'imiyoboro y'icyuma ifite imiterere izengurutse kugira ngo ikoreshwe mu nyubako.


Ibisobanuro birambuye ku gicuruzwa

Ibirango by'ibicuruzwa

Intangiriro:

Muri iki gihe, gutwara neza ibinyobwa n'imyuka ni ingenzi cyane ku nganda nyinshi. Kimwe mu bintu by'ingenzi bituma imikorere myiza y'ibinyobwa byawe igenda neza.sisitemu y'imiyoboro y'amazini uguhitamo imiyoboro ikwiye. Mu mahitamo atandukanye ahari, umuyoboro wa S235 JR Spiral Steel ni amahitamo yizewe bitewe n'ubwiza bwawo bwiza cyane. Iyi blog igamije gusuzuma ibyiza byo gukoresha umuyoboro wa S235 JR spiral steel mu miyoboro, hibandwa ku miterere yawo yometseho spiral.

Imitungo ya Mekanike

urwego rw'icyuma

imbaraga nkeya z'umusaruro
Mpa

Imbaraga zo gukurura

Uburebure buke
%

Ingufu nkeya ku ngaruka
J

Ubunini bwagenwe
mm

Ubunini bwagenwe
mm

Ubunini bwagenwe
mm

ku bushyuhe bw'igerageza rya

16

>16≤40

3

≥3≤40

≤40

-20℃

0℃

Ubushyuhe bwa 20°C

S235JRH

235

225

360-510

360-510

24

-

-

27

S275J0H

275

265

430-580

410-560

20

-

27

-

S275J2H

27

-

-

S355J0H

365

345

510-680

470-630

20

-

27

-

S355J2H

27

-

-

S355K2H

40

-

-

Ibikoresho bya shimi

Igipimo cy'icyuma

Ubwoko bwo gukuraho ogisijeni a

% ukurikije uburemere, ntarengwa

Izina ry'icyuma

Nimero y'icyuma

C

C

Si

Mn

P

S

Nb

S235JRH

1.0039

FF

0,17

1,40

0,040

0,040

0.009

S275J0H

1.0149

FF

0,20

1.50

0,035

0,035

0,009

S275J2H

1.0138

FF

0,20

1.50

0,030

0,030

S355J0H

1.0547

FF

0,22

0.55

1.60

0,035

0,035

0,009

S355J2H

1.0576

FF

0,22

0.55

1.60

0,030

0,030

S355K2H

1.0512

FF

0,22

0.55

1.60

0,030

0,030

a. Uburyo bwo gukuraho ogisijeni mu mubiri bugenwa ku buryo bukurikira:

FF: Icyuma cyapfuye cyose kirimo ibintu bihuza azote mu rugero ruhagije kugira ngo gifatanye azote ihari (urugero: 0.020% by'Al yose cyangwa 0.015% by'Al ishongesha).

b. Agaciro ntarengwa ka azote ntigakurikizwa iyo imiterere y’imiti igaragaza ko Al yose hamwe na 0.020% hamwe na Al/N ya 2:1, cyangwa niba hari ibindi bintu bihagije bihambira kuri N. Ibintu bihambira kuri N bigomba kwandikwa mu nyandiko y’igenzura.

Ikizamini cy'amazi

Buri burebure bw'umuyoboro bugomba kugeragezwa n'uruganda ku gitutu cya hydrostatic kizatera mu rukuta rw'umuyoboro igitutu kitari munsi ya 60% by'imbaraga z'umusaruro ntarengwa wagenwe ku bushyuhe bw'icyumba. Igitutu kigomba kugenwa n'ikigereranyo gikurikira:
P=2St/D

Impinduka zemewe mu buremere n'ingano

Uburebure bwa buri muyoboro bugomba gupimwa ukwabwo kandi uburemere bwabwo ntibugomba gutandukana kurenza 10% hejuru cyangwa 5.5% munsi y'uburemere bwabwo, bubarwa hakoreshejwe uburebure bwabwo n'uburemere bwabwo kuri buri gice cy'uburebure.
Umurambararo wo hanze ntugomba gutandukana kurenza ± 1% ugereranije n'umurambararo wo hanze wagenwe
Ubunini bw'urukuta aho ari ho hose ntibugomba kurenza 12.5% ​​munsi y'ubunini bw'urukuta bwagenwe

Umuyoboro wa Helical Welded

1. Sobanukirwa umuyoboro w'icyuma wa S235 JR:

Umuyoboro w'icyuma wizingiye wa S235 JRni umuyoboro ukozwe mu buryo bwa spiral ukoreshwa cyane mu miyoboro. Ukozwe mu byuma byiza cyane hakurikijwe amahame mpuzamahanga, bishimangira ko biramba kandi bikomeye. Uburyo bwo gukora bukubiyemo gukora spiral y'imirongo y'icyuma ikomeza, hanyuma ikanashyirwamo uburebure bwifuzwa. Ubu buryo bwo kubaka buha imiyoboro inyungu zikomeye ugereranije n'imiyoboro gakondo igororotse.

2. Ibyiza byo kubaka imiyoboro ikoze mu buryo bw'uruziga:

Iyubakwa ry’umuyoboro w’icyuma wa S235 JR Spiral Steel Pipe ritanga inyungu nyinshi ku miyoboro. Icya mbere, imiyoboro y’icyuma ikomeza ikora yongera ubuziranenge bw’imiterere y’umuyoboro, bigatuma udashobora guhangana n’ibitutu by’imbere n’inyuma. Iyi miterere kandi ituma imizigo ikwirakwira neza, bigabanya ibyago byo kwangirika kw’umuyoboro. Byongeye kandi, imiterere y’umuyoboro ikuraho gukenera imbaraga z’imbere, bityo bigatuma ubushobozi bwo gutemba burushaho kwiyongera kandi bikagabanya igihombo mu gihe cyo kohereza amazi. Ubuso bukomeza butagira umugozi bugabanya ibyago byo kuva amazi kandi bukongera umutekano n’imikorere myiza y’umuyoboro.

3. Kongera igihe cyo kuramba no gukoresha ibintu byinshi:

Umuyoboro w'icyuma wa S235 JR Spiral uramba cyane bitewe n'ibikoresho byawo by'ubwubatsi byiza cyane. Urwanya ingese, kwangirika ndetse n'ikirere kibi cyane, bigatuma uba mwiza cyane mu bikorwa bitandukanye birimo gutwara peteroli na gaze, sisitemu z'amazi n'imishinga y'ibikorwa remezo. Kuba iyi miyoboro ikora neza bituma yoroha kuyihindura kugira ngo ihuze n'ibisabwa by'umushinga. Byongeye kandi, biroroshye kuyishyiraho no kuyibungabunga, bikongera ubwiza bwayo kandi bigafasha mu gutuma habaho uburyo bwo gukora imiyoboro buhendutse kandi bukoresha igihe gito.

4. Ibyiza ku bidukikije n'uburyo birambye:

Guhindura imiyoboro y'icyuma ya S235 JR mu miyoboro bishobora kandi kuzana inyungu zikomeye ku bidukikije. Kuba iramba no kudashira kwayo bigabanya gukenera gusimburwa kenshi, bigatuma imyuka ihumanya ikirere igabanuka kandi imyanda igakurwaho. Byongeye kandi, kongera gukoresha ibyuma bituma iyi miyoboro iba amahitamo arambye ajyanye n'amahame agenga ubukungu bushingiye ku ruziga. Binyuze mu gukoresha imiyoboro y'icyuma ya S235 JR, inganda zishobora kwemeza uburyo bwiza bwo gutwara amazi n'ibinyabutabire, bityo bigateza imbere ahazaza heza.

Umwanzuro:

Gukoresha umuyoboro w'icyuma wa S235 JR mu miyoboro bitanga inyungu nyinshi, harimo gukomera, umutekano no gukora neza. Imiterere y'imiyoboro ihuza imiyoboro ihamye ishimangira ko imiterere yayo ari myiza kandi igatanga amazi meza ku nganda zitandukanye. Dukoresheje ikoranabuhanga rigezweho nk'iri, turimo gutegura inzira yo gushyiraho imiyoboro irambye kandi yizewe.


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