168 Netwọk forgings: kedu usoro mgbakasị ahụ maka ịgha ahịhịa?

Forgings nke annealing usoro dị ka mejupụtara chọrọ nke dị iche iche annealing nzube, nwere ike kewaa zuru annealing ezughị ezu homogenizing annealing spheroidizing annealing (homogenizing annealing) ka nrụgide annealing na isothermal annealing recrystallization annealing akporo nke ngwa:

(1) usoro mgbakasị ahụ zuru oke nke ọkara carbon steel carbon high alloy steel castings of carbon in alloy steel castings weldments forgings rolling iberibe dị ka ọgwụgwọ mgbakasị ahụ kpamkpam.

a. B melite oké ọka Ọdịdị, nụchaa ọka, kpochapụ widmanstaten Ọdịdị na banded Ọdịdị;

B. Belata ike ma melite arụmọrụ ịkpụ;

C. Wepụ nchekasị n'ime;

D. Enwere ike iji ya dị ka ọgwụgwọ okpomọkụ ikpeazụ maka akụkụ ndị na-adịghị mkpa.

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(2) Usoro mgbakasị ahụ ezughị ezu

Ngwa akporo: subeutectoid ígwè, carbon structural ígwè, carbon cable ngwá ọrụ ígwè, ala alloy structural ígwè, ala alloy ngwá ọrụ ígwè na hypereutectoid ígwè forging, na-ekpo ọkụ akpọrepu iberibe na na annealing ọgwụgwọ.
Ebumnobi na-ekpo ọkụ na-ezughị ezu: iji kpochapụ nrụgide dị n'ime nke ịghagharị na ịkwagharị, belata ike, melite ike.

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(3) Spheroidizing annealing
Oke ngwa:
A. Nkwadebe okpomọkụ ọgwụgwọ nke hypereutectoid ígwè dị ka ígwè na-ebu ígwè na ngwá ọrụ ígwè;
B. Oyi oruru forging annealing ọgwụgwọ nke ọkara na obere carbon steels na ọkara na obere carbon alloy steels.
Ebumnuche nke spheroidizing annealing
A. N'ihi na forgings na-achọ ịcha, belata ike ike ma melite ịkpụ arụmọrụ;
B. N'ihi oyi deformation workpiece na-enweghị ịcha, melite plasticity oyi deformation workpiece;
C. Spheroidized carbide iji gbochie ikpo oke ọkụ mgbe emenyụchara ma kwadebe maka olili na ebe ọkụ ikpeazụ;
[D] Wepụ nrụgide dị n'ime.

(4) Isothermal annealing
Ngwa annealing Isothermal: anwụ ígwè, alloy steel forging, stamping akụkụ.
Uru nke isothermal annealing: nwere ike ime ka usoro nkwụsịtụ ahụ dị mkpụmkpụ, belata ọnụ ahịa mmepụta.


Oge nzipu: Jun-24-2020

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