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Tsev / Kev paub / Paub meej

Oct 31, 2025

Puas muaj cov txheej txheem kho cua sov tshwj xeeb rau Q450NQR1 txhawm rau txhim kho nws qhov qis- kub cuam tshuam nyuaj?

Kev tswj dov thiab tswj txias (TMCP) cov txheej txheem

 

Ntxhib dov tswj: Ua kom muaj kev sib cais tag nrho yog ntau dua 60%, uas yog qhov ua kom tiav rau kev ua tiav cov qoob loo ua ntej ua tiav cov qoob loo, ua kom huv cov av sov. Piv txwv li, hauv kev tsim cov tuab -}}}}}}}}}} recrystallization thaj chaw tuaj yeem nce rau 65% -70%.

 

FINISHING Rolling tswj: Tswj cov dov kub hauv qhov tsis kub nyob rau hauv qhov tsis - nplej zom zaws flatten thiab ua kom lub ferrite nplej tom qab → theem hloov pauv.

 

Cua Txias Zog Tswj: Adopt a front-end cooling mode, and increase the cooling rate to 10-15℃/s. Tsim nyog sai sai tuaj yeem txhawb kev tsim kom nplua- pearlite lossis me me ntawm cov nqaij mos me me, txhim kho qis tsawg-kub cuam tshuam todualness.

Kev kho tempering

Txawm hais tias Q450nqr1 feem ntau tsis raug txiav txim siab ua kom zoo thiab kev kub siab, tuaj yeem txhim kho nws qhov qis- kub cuam tshuam todness. Tom qab kub dov, qis {{{{{} kub npau taws ntawm 150-250℃tau txo cov kev ntxhov siab sab hauv thiab kev txhim kho me ntsis yam tsis muaj zog.
 
Tsis tas li ntawd, micro - alloy ecoying ntsiab xws li NBCP ntxiv rau kev sib xyaw ua ke nrog cov qoob loo qis - kub cuam tshuam nyuaj ntawm Q450NQR1.
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