Nkọwa nke ígwè
Steel na-ezo aka na ígwè carbon alloy nwere carbon ọdịnaya nke 0.0218% ~ 2.11%.Alloy steel nwere ike nweta site na-agbakwunye Cr, Mo, V, Ni na ndị ọzọ alloy components n'ime nkịtị ígwè, na anyị niile ebu ígwè bụ nke alloy ígwè.
Enwere ụzọ atọ isi gbanwee njirimara nke igwe:
Ngwakọta alloy
Carbon: C
Mụbaa ike nke anụ ahụ siri ike;
nhazi nke carbide, meziwanye nguzogide iyi;
Belata ike;
Mbelata solderability
Kr: Cr
Meziwanye ike nke ígwè, na-eme ka chromium carbide siri ike ma kwụsie ike, si otú a na-emeziwanye nguzogide eyi;
Nwere ike melite hardening nke ígwè;
Mgbe ọdịnaya Cr karịrị 12%, ọ na-eguzogide corrosion ma na-enye ntụgharị nchacha nke ọma
Mo, Mo
Mo bụ ihe na-emepụta carbide siri ike, meziwanye nguzogide eyi;
Mo > 5% nwere ike igbochi nhịkọ iwe nke ihe ndị ọzọ na-ekekọta ihe na-akpata.
Na-enye ike na-acha uhie uhie, ike ọkụ;
Melite ike ike na nkwụsi ike nke iwe
V: V
nwere ike ịmepụta carbide siri ike, melite nguzogide eyi;
Mezigharịa nha ọka nke ígwè iji belata oke ọkụ
Melite ike ígwè, ike na nkwụsi ike nke iwe
Nickel: Mba
Ni nwere ike melite hardenability nke ígwè;
Enwere ike imecha ọka
Sulfur (S)
Ọ na-adịkarị na nchara n'ụdị MnS, nke nwere ike imeziwanye ike ịkpụ nke ihe site n'ịgbawa ihe na-aga n'ihu nke matriks na imebi ike, nkwụsị nke corrosion, ntụgharị anya anya, nkwụsị machining na etching Njirimara nke ihe.
2. Usoro ịgbaze
Usoro nhazi ígwè nkịtị
Electroslag remelting (ESR)
A na-etinye billet siri ike n'ime ọkụ electroslag, a na-agafekwa ike dị ike iji mee ka ọkụ ahụ na-emepụta okpomọkụ dị oke elu, nke mere na a na-agbaze billet siri ike n'ime ígwè a wụrụ awụ, nke na-esi na electroslag na-asọba, na-ehichapụ ihe ndị na-adịghị ọcha ma na-edozi ya. na electroslag, nke mere iji nweta mmetụta nke ịdị ọcha.Ọnụego mgbaze n'ozuzu ya na-adị ngwa ngwa, mana anaghị ewepụ ụfọdụ adịghị ọcha dị mma.
Vacuum arc remelting (VAR)
N'ime ọkụ na-ekpo ọkụ, a na-etinye ọkụ eletrik siri ike na embrayo ígwè, ala nke ẹmbrayo na-amalite ịgbaze, na adịghị ọcha na-ekupụta gas ma na-agbapụ, si otú a na-eme ka ịdị ọcha nke ígwè ahụ dịkwuo mma.Ọzọkwa, ọ na-agbado dobe site na dobe, na-agba ọsọ ngwa ngwa siri ike, anụ ahụ na-aghọkwa nnukwu.A na-eji ya nke ọma na-ewepụ ihe ndị na-adịghị ọcha, ma ọnụ ọgụgụ mgbaze n'ozuzu ya na-adị ngwa ngwa.
3. ọgwụgwọ okpomọkụ
Igwe ọkụ na-ekpo ọkụ nke ígwè na-ezo aka na usoro ikpo ọkụ na ikpo ọkụ, na ịgbanwe ihe onwunwe nke ígwè site n'ịchịkwa okpomọkụ ọkụ, ijide oge na ngwa ngwa ngwa ngwa nke ígwè, iji mezuo ihe achọrọ nke nhazi ma ọ bụ iji.
Isi usoro ọgwụgwọ okpomọkụ bụ: annealing, quenching, tempering.
A na-ekewa ígwè anwụ anwụ dịka ojiji si dị
1. Oyi na-arụ ọrụ anwụ ígwè
Cold ọrụ anwụ ígwè na-bụ-eji rụpụta ebu maka ịpị oyi workpiece.Dị ka oyi ịkụ ọkpọ anwụ, oyi stamping anwụ, oyi sere anwụ, stamping die, oyi extrusion anwụ, eri ịpị anwụ na ntụ ntụ ịpị anwụ.Ọrụ oyi na-anwụ anwụ na-esi na ígwè ọrụ carbon dị iche iche, ihe ndị na-emepụta ihe na-eme ka ọ dị elu, ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa ngwa.
2. Hot ọrụ anwụ ígwè
Hot ọrụ anwụ ígwè na-bụ-eji rụpụta anwụ n'ihi na nrụgide machining nke workpiece n'okpuru elu okpomọkụ.Dị ka ịhịa aka n'ahụ na-ekpo ọkụ, anwụ na-ekpo ọkụ, anwụ nkedo, anwụ na-ewe iwe.Ọrụ ọkụ na-ekpo ọkụ nke a na-ejikarị eme ihe bụ: ọkara na elu carbon alloy die steel na Cr, W, Mo, V na ihe ndị ọzọ alloy;A na-eji akwa alloy austenitic okpomọkụ na-eguzogide anwụ ígwè mgbe ụfọdụ iji rụpụta ọrụ na-ekpo ọkụ na-anwụ anwụ na ihe pụrụ iche chọrọ.
3. Plastic ebu ígwè
N'ihi ụdị plastik dị iche iche, ihe ndị a chọrọ nke ngwaahịa plastik dịkwa nnọọ iche, imepụta ihe eji eme ihe na-emepụta ihe na-etinyekwa ihe dị iche iche dị iche iche chọrọ.Ya mere, ọtụtụ mba mepere emepe etolitela ọtụtụ ụdị plastik ebu nchara usoro.Gụnyere carbon structural ígwè, carburizing plastic anwụ ígwè, tupu hardening plastic anwụ ígwè, ịka nká hardening plastic anwụ ígwè, corrosion eguzogide plastic anwụ ígwè, mfe ịcha plastic anwụ ígwè, integral hardening plastic anwụ ígwè, martensitic ịka nká ígwè na mirror polishing plastic anwụ nchara. .
Oge nzipu: Mar-21-2022