AB/FQ70 steel phaj
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AB/FQ70 steel phaj

AB/FQ70 steel phaj

Cov Khoom Piav Qhia Slag Splashing Accident Ua rau muaj kev sib tsoo ntau dhau hauv lub da dej: Thaum lub tshuab tshuab, thaum cov pa oxygen reacts heev nrog cov ntsiab lus xws li carbon hauv cov hlau kub, cov pa roj carbon monoxide ntau yuav raug tsim tawm. Yog tias cov roj no tsis tuaj yeem ua tau ...

Hauj lwm lawm

Khoom Description

 

 

 

Slag Splashing Accident
Ua rau muaj xwm txheej
Kev Ua Phem Tshaj Plaws hauv Molten Bath: Thaum lub tshuab tshuab, thaum cov pa oxygen reacts hnyav heev nrog cov ntsiab lus xws li carbon hauv cov hlau kub, cov pa roj carbon monoxide ntau yuav raug tsim tawm. Yog tias cov roj no tsis tuaj yeem tawm ntawm lub qhov cub kom raws sijhawm, nws yuav sib sau ua ke hauv qhov cub. Thaum lub siab ncav cuag ib theem, nws yuav nqa molten steel thiab slag thiab spurt tawm ntawm lub qhov cub rauv lub qhov ncauj, ua slag splashing. Piv txwv li, cov pa roj carbon ntau dhau ntawm cov hlau kub lossis lub tshuab nqus tsev ntau dhau - oxygen siv yuav ua rau muaj qhov xwm txheej zoo li no.


Ua npuas ncauj hnyav ntawm Slag: Cov muaj pes tsawg leeg thiab cov khoom ntawm slag muaj feem cuam tshuam rau cov hlau - ua cov txheej txheem. Yog hais tias cov hlau oxide cov ntsiab lus nyob rau hauv lub slag siab dhau lawm, los yog ntau yam khoom uas yuav ua rau lub slag ua npuas ncauj ntxiv, lub slag yuav tsim ib tug ntau ntawm cov npuas. Cov foams no yuav nyob hauv qhov chaw hauv qhov cub, ua kom yooj yim rau cov hlau molten thiab slag nqa tawm ntawm lub cub tawg, ua rau slag splashing.


Kev tiv thaiv
Tsim nyog tswj cov tshuab tshuab: Raws li qhov sib xyaw ntawm cov hlau kub thiab cov kev xav tau ntawm qib steel, ua kom cov pa oxygen txaus, siab, thiab lance txoj hauj lwm. Piv txwv li, nyob rau hauv thaum ntxov theem ntawm tshuab, tsim nyog txo qis txoj hauj lwm ntawm cov pa lance kom ceev cov oxidation ntawm cov ntsiab lus xws li silicon thiab manganese nyob rau hauv kub hlau thiab txo qhov kev siv ntawm cov pa roj carbon - cov tshuaj tiv thaiv oxygen; nyob rau hauv nruab nrab theem ntawm tshuab, tsim nyog tswj txoj hauj lwm lance thiab oxygen txaus tus nqi kom tsis txhob muaj oxidation ntawm carbon.


Optimization ntawm Slag Composition: Kho qhov cub hluav taws xob sib piv thiab ntxiv cov slag tsim nyog - ua cov ntaub ntawv los tswj qhov pib thiab cov ntsiab lus hlau oxide ntawm cov slag. Piv txwv li, ntxiv tus nqi tsim nyog ntawm cov txiv qaub los kho qhov pib ntawm lub slag thiab khaws cia rau hauv qhov tsim nyog los tiv thaiv cov slag los ntawm foaming.

 

Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob
Ua rau muaj xwm txheej
High - Temperature Erosion: Qhov kub hauv lub converter yog siab heev, tshwj xeeb tshaj yog thaum lub tshuab tshuab. Qhov kub ntawm cov hlau molten thiab slag tuaj yeem ncav cuag 1600 degree. Lub sij hawm ntev ntawm qhov kub thiab txias yuav ua rau soften thiab yaj cov khoom siv hauv cov khoom siv hluav taws xob, yog li ua rau kev puas tsuaj rau lub qhov cub hauv ob sab phlu.
Chemical Erosion: Qee cov khoom siv hauv cov slag, xws li hlau oxide thiab calcium oxide, yuav hnov ​​​​mob chemically nrog rau cov khoom siv hauv cov khoom siv hluav taws xob thiab ua rau cov qauv ntawm lub qhov cub tawg. Piv txwv li, cov khoom siv hauv cov khoom siv hauv cov kua qaub tau yooj yim eroded los ntawm alkaline slag, thiab lwm yam.
Mechanical Erosion: Qhov ntws thiab agitation ntawm molten steel thiab slag nyob rau hauv lub cub tawg, nrog rau cov scouring thaum lub sij hawm tapping, yuav ua rau cov neeg kho tshuab puas tsuaj rau lub qhov cub hauv ob sab phlu.
Kev tiv thaiv
Kev xaiv cov khoom siv hluav taws xob tsim nyog: Raws li kev ua haujlwm ntawm lub tshuab hloov pauv thiab hom hlau ua, xaiv cov khoom siv hluav taws xob hauv ob sab phlu uas tiv taus kub thiab yaig. Piv txwv li, rau cov hlau yooj yim - ua txoj kev, alkaline rauv hauv ob sab phlu ntaub ntawv xws li magnesia - carbon bricks yog siv, uas muaj zoo tiv thaiv yaig ntawm alkaline slag.
Tswj cov txheej txheem Smelting: Tsim nyog tswj lub tshuab lub sij hawm, qhov kub thiab txias, thiab slag muaj pes tsawg leeg kom txo tau qhov kub thiab txias thiab tshuaj yaig ntawm lub qhov cub hauv ob sab phlu. Piv txwv li, zam lub sij hawm ntev-siab kub tshuab thiab kho cov slag muaj pes tsawg leeg nyob rau hauv raws sij hawm kom txo tau nws erosiveness mus rau lub qhov cub hauv ob sab phlu.
Kev Txhim Kho Cov Hluav Taws Xob Hluav Taws Xob Kev Kho: Tsis tu ncua tshuaj xyuas thiab tswj lub tshuab ua kom sov hauv ob sab phlu, thiab siv txoj hauv kev xws li rab phom los kho qhov kev puas tsuaj hauv lub hauv paus ntawm lub qhov cub. Piv txwv li, siv lub tshuab rab phom refractory los kho qhov tsis muaj zog ntawm lub qhov cub hauv ob sab phlu thiab txuas lub neej kev pab cuam ntawm lub qhov cub hauv ob sab phlu.

 

 

 

 

 

Qib

C max

Si

Mn

max

P max

S max

Als

N max

Nb max

V

max

Ti

max

B

max

qw 70

0.21

0.10-0.55

1.7

0.035

0.035

0.015-0.08

0.20

0.02-0.05

0.04-0.10

0.02

0.005

20180331164846369

 

 

 

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b5679902202204191357457429

 

 

 

 

 

 

Vim li cas thiaj xaiv peb?
Peb txaus siab rau peb lub peev xwm los muab cov kev cai daws teeb meem rau peb cov neeg siv khoom cov kev xav tau tshwj xeeb.
Peb txheeb xyuas thiab sib piv cov khoom dhau los thiab cov xwm txheej tam sim no ntawm peb AB / FQ70 Steel Phaj, thiab tsim cov txheej txheem tshiab thiab cov txheej txheem.
Peb cov neeg siv khoom ntseeg peb kom xa cov khoom zoo Cold-rolled Steel khoom raws sijhawm thiab ntawm kev siv nyiaj.
Peb nruj me ntsis siv cov kev pab cuam sov so thiab kev xav tom qab muag, ua raws li kev txhim kho kev ua haujlwm zoo.
Peb muab ntau hom Cold-rolled Steel khoom kom tau raws li cov neeg siv khoom xav tau.
Peb ua raws li cov neeg siv khoom-centric thiab hom-taw qhia kev lag luam lub tswv yim, thiab txuas ntxiv muab cov neeg siv khoom txhim khu kev qha thiab cov khoom zoo thiab cov kev pabcuam.
Peb lub Hoobkas tau cog lus los txhawb nqa cov qauv siab tshaj plaws ntawm kev nyab xeeb thiab zoo.
Txhua tus neeg ua haujlwm ntawm peb lub tuam txhab thiab txhua lub tuam haujlwm ua haujlwm ua ke los ua ke kev tswj hwm kev lag luam, kev tshaj lij thev naus laus zis, kev txheeb cais ntau thiab kev kawm ideological.
Peb cov khoom siv Cold-rolled Steel paub txog lawv cov kav ntev thiab kev ntseeg tau.
Relying ntawm superior tej yam kev mob thiab muaj zog zoo ntawm cov khoom loj, peb muaj peev xwm ua tau raws li qhov sib txawv ntawm peb cov neeg muas zaub.

Cim npe nrov: ab/fq70 steel phaj, Tuam Tshoj ab/fq70 steel phaj lwm tus neeg, hoobkas

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