Gutezimbere Ubunyangamugayo Bwubaka: Umuyoboro Wogosha Wibikoresho bya Carbone Umuyoboro wo gusudira ibyuma
Menyekanisha
Ubuhanzi bwagusudira ibyumabisaba guhuza neza ubuhanga, busobanutse nibikoresho byiza kugirango uburinganire bwuburinganire bwibikorwa bitandukanye. Mu bwoko bwinshi bwumuyoboro, umuyoboro wogosha wicyuma cya karubone, nka X42 SSAW umuyoboro, uzwi cyane kubera imbaraga zisumba izindi, kuramba no gukoresha neza. Muri iyi blog, tuzareba akamaro k'imiyoboro ya karuboni isudira izunguruka mu buryo bwo gusudira ibyuma, gucengera mubikorwa byayo, ibyiza ndetse n’ahantu ho gukoreshwa.
Umutungo wa mashini
urwego rw'icyuma | imbaraga nkeya | Imbaraga | Kurambura byibuze | Ingufu ntoya | ||||
Mpa | % | J | ||||||
Ubunini bwerekanwe | Ubunini bwerekanwe | Ubunini bwerekanwe | ku bushyuhe bwa | |||||
mm | mm | mm | ||||||
< 16 | > 16≤40 | < 3 | ≥3≤40 | ≤40 | -20 ℃ | 0 ℃ | 20 ℃ | |
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 | - | - |
Ibigize imiti
Urwego rw'icyuma | Ubwoko bwa de-okiside a | % kubwinshi, ntarengwa | ||||||
Izina ry'icyuma | Inomero yicyuma | 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 bwa deoxidation bwashyizweho kuburyo bukurikira: | ||||||||
FF: Yishe byuzuye ibyuma birimo azote ihuza ibintu bihagije kugirango ihuze azote iboneka (urugero min. | ||||||||
b. Agaciro ntarengwa kuri azote ntikurikizwa niba imiti yimiti yerekana byibuze Al igizwe na 0,020% hamwe na Al / N byibuze ya 2: 1, cyangwa niba hari ibindi bihagije N-guhuza bihari. Ibintu N-guhuza byandikwa mu nyandiko y'ubugenzuzi. |
Uburyo bwo gukora
Umuyoboro wo gusudira wa spiral, uzwi kandi ku izina rya SSAW (spiral submerged arc welded) umuyoboro, bikozwe hifashishijwe uburyo bwo gusudira hamwe nubuhanga bwo gusudira arc. Inzira itangirana no kuvura inkingi zometseho ibyuma hanyuma igahindura umurongo muburyo buzunguruka. Automatic submerged arc welding noneho ikoreshwa muguhuza impande zumurongo hamwe, kurema gusudira guhoraho muburebure bwumuyoboro. Ubu buryo buteganya ko ingingo ikomeye kandi iramba mugihe hagabanijwe inenge no gukomeza ubusugire bwimiterere.
Ibyiza bya spiral weld yasizwe umuyoboro wibyuma
1. Imbaraga nigihe kirekire:Umuyoboro wogosha wa karuboneizwiho imbaraga zisumba izindi kandi ziramba, bigatuma ikwiranye na progaramu isaba kwihanganira umuvuduko mwinshi no gukora igihe kirekire.
2. Igiciro-Cyiza: Iyi miyoboro itanga igisubizo cyigiciro cyinshi bitewe nuburyo bukora neza bwo gukora, kugabanya ibiciro byibikoresho fatizo, no kugabanya ibisabwa nakazi ugereranije nubundi bwoko bwimiyoboro.
3. Guhinduranya: Guhindura imiyoboro ya karuboni ya karubone isudira ituma ishobora gukoreshwa muburyo butandukanye, harimo gutwara amazi, gutwara peteroli na gaze, kubaka imyanda, sisitemu yimyanda, hamwe ninganda zitandukanye.
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Ahantu ho gusaba
1. Imbaraga nubushobozi bwabo bwo guhangana n’umuvuduko ukabije wibidukikije bituma biba byiza kumiyoboro ndende.
2. Kohereza amazi: Haba kubitanga amazi ya komine cyangwa muguhira imyaka, imiyoboro yicyuma ya karubone isudira itanga igisubizo cyiza kuberako irwanya ruswa, imbaraga nuburyo bworoshye bwo kuyishyiraho.
3. Inkunga yubatswe: Ubu bwoko bwumuyoboro bukoreshwa cyane mubikorwa byubwubatsi kugirango batange inkunga yimiterere yinyubako, ibiraro, ibyambu nindi mishinga remezo. Kuramba kwabo no kurwanya ibintu byo hanze bituma bizerwa mubikorwa nkibi.
4.
Mu gusoza
Umuyoboro wo gusudira ibyuma bya karubone, nkaX42 umuyoboro wa SSAW, yahinduye uburyo bwo gusudira ibyuma, bizana inyungu nyinshi mubikorwa bitandukanye. Imbaraga zabo, kuramba, gukora-gukora neza no kugereranya ibipimo byerekana neza ubunyangamugayo muburyo butandukanye. Ubushobozi bwo guhangana n’umuvuduko ukabije, ubushyuhe n’ibidukikije byangirika bituma biba byiza mu kohereza peteroli na gaze, gutanga amazi n’izindi nzego. Kubwibyo, kubijyanye no gusudira ibyuma byicyuma, gukoresha imiyoboro ya karuboni ya karuboni ikomeza kuba igisubizo cyizewe kandi cyiza kugirango ibikorwa remezo birambye kandi bihamye.
Ikizamini cya Hydrostatike
Buri burebure bwumuyoboro bugomba kugeragezwa nuwabikoze kumuvuduko wa hydrostatike uzatanga murukuta rwumuyoboro impungenge zitari munsi ya 60% yumusaruro muto wagenwe mubushyuhe bwicyumba. Umuvuduko uzagenwa nuburinganire bukurikira:
P = 2St / D.
Impinduka zemewe muburemere nubunini
Buri burebure bwumuyoboro bugomba gupimwa ukundi kandi uburemere bwacyo ntibushobora gutandukana kurenza 10% hejuru cyangwa 5.5% munsi yuburemere bwacyo, ubarwa ukoresheje uburebure bwacyo nuburemere bwacyo muburebure
Diameter yo hanze ntishobora gutandukana kurenza ± 1% uhereye kuri nomero yerekanwe hanze ya diameter
Umubyimba wurukuta umwanya uwariwo wose ntushobora kurenza 12.5% munsi yubugari bwurukuta