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Ntau Cov Txheej Txheem Ntawm Cov Hlau Twj Seamless.

May 04, 2018

Kev tsim ntau txoj kev seamless hlau raj yog sib faib ua oblique dov (mannesmann method) thiab extrusion txoj kev.

1. Oblique rolling txoj kev (mannesmann txoj kev) yog siv thawj zaug rau sab nraud rau perforate lub yeeb nkab thiab ces ntev nws nrog dov zeb. Qhov no yog ceev rau hauv ntau lawm, tab sis nws muaj kev tsim nyog dua kev tsim nyog rau cov qauv, uas yog mas tsim rau cov steel thiab tsis tshua muaj hlau hlau yeeb nkab.

2. Txoj cai siv extrusion yog siv lub perforator los ua kom cov nyiaj ya los yog cov pob zeb, thiab muab cov hlau yeeb los ntawm lub tshuab tawm. Hom no yog tsawg dua li oblique rolling txoj kev thiab yog tsim rau qhov muaj zog ntawm cov hluav taws xob alloy steel yeeb nkab.

Ob txoj kev xa thiab kev rho tawm yuav tsum tau ua kom sov ua ntej cua sov, los yog cov kav hlau xa cov kav hlau. Cov hlab hlau ua los ntawm kev ua haujlwm kub tau qee zaum yuav tsum ua kom tiav raws li xav tau. Muaj ob txoj hauv kev ua haujlwm txias: ib qho yog xim txias, uas yog kos cov hlua hlau los ntawm daim duab, yog li cov hlau raj maj mam ua nyias thiab elongated. Lwm hom yog txias dov, uas yog siv nyob rau hauv txias machining rau kub mills invented los ntawm cov kwv tij mannesmann. Qhov txias ua haujlwm ntawm seamless hlau raj yuav txhim kho qhov dav thiab qhov kawg ntawm cov raj steel, ua kom cov khoom siv dag zog ntawm cov khoom.


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