Ụlọ ọrụ mmepụta na ụlọ ọrụ mmepụta ihe mkpuchi iko Kovar 4j29 nke China, waya 29HK maka mkpuchi iko

Waya Kovar 4j29 dị ala, waya 29HK maka mkpuchi iko Alloy Foto a na-egosi

Waya Kovar 4j29 Alloy Mgbasawanye Dị Ala, Waya 29HK maka Alloy Mkpuchi Iko

Nkọwa Dị Mkpirikpi:

Alloy-4J29 (Alloy mgbasawanye)
(Aha a na-ahụkarị: Kovar, Nilo K, KV-1, Dilver Po, Vacon 12)
Alloy-4J29 a makwaara dịka Kovar alloy. E mepụtara ya iji gboo mkpa maka akara a pụrụ ịtụkwasị obi nke iko-na-metal, nke a chọrọ na ngwaọrụ eletrọniki dịka bọlbụ ọkụ, tube vacuum, tubes cathode ray, na sistemụ vacuum na kemistri na nyocha sayensị ndị ọzọ. Ọtụtụ ọla enweghị ike ịkpuchi na iko n'ihi na ọnụọgụ ha nke mgbasawanye okpomọkụ abụghị otu iko, yabụ ka nkwonkwo ahụ na-ajụ oyi mgbe emechara ya, nrụgide ndị sitere na ọnụego mgbasawanye dị iche iche nke iko na metal na-eme ka nkwonkwo ahụ gbawaa.

Nọmba nlereanya:Kovar

OEM:Ee

Steeti:T-siri ike dị nro ọkara 1/2

Koodu HS:74099000

Mmalite:Chaịna

Zitere anyị ozi-e

Nkọwa Ngwaahịa

Ajụjụ Ndị A Na-ajụkarị

Akara Ngwaahịa

Alloy-4J29 abụghị naanị na ọ nwere mgbasawanye okpomọkụ yiri iko, kamakwa a na-emekarị ka usoro mgbasawanye okpomọkụ ya na-abụghị nke kwụ ọtọ kwekọọ na iko, si otú a na-enye nkwonkwo ohere ịnagide oke okpomọkụ dị iche iche. N'ihe gbasara kemịkalụ, ọ na-ejikọ na iko site na oyi akwa oxide dị n'etiti nke nickel oxide na cobalt oxide; oke nke iron oxide dị ala n'ihi mbelata ya na cobalt. Ike njikọ ahụ dabere nke ukwuu na ọkpụrụkpụ na àgwà nke oyi akwa oxide. Ọnụnọ nke cobalt na-eme ka oyi akwa oxide dị mfe ịgbaze ma gbazee na iko gbazere agbaze. Agba isi awọ, isi awọ-acha anụnụ anụnụ ma ọ bụ isi awọ-agba aja aja na-egosi ezigbo akara. Agba ọla na-egosi enweghị oxide, ebe agba ojii na-egosi metal e tinyere oke oxidized, n'ọnọdụ abụọ ahụ na-eduga na nkwonkwo adịghị ike.

Ngwa:A na-ejikarị ya eme ihe na ihe ndị na-eme ka ikuku dị n'ọkụ eletrik na njikwa ikuku, ọkpọkọ ujo, ọkpọkọ ọkụ, magnetron iko, transistors, plọg seal, relay, ụzọ sekit agbakwunyere, chassis, brackets na ihe mkpuchi ụlọ ndị ọzọ.

Ihe mejupụtara nkịtị%

Ni	28.5~29.5	Fe	Bọl.	Co	16.8~17.8	Si	≤0.3
Mo	≤0.2	Cu	≤0.2	Cr	≤0.2	Mn	≤0.5
C	≤0.03	P	≤0.02	S	≤0.02

Ike nrụgide, MPa

Koodu ọnọdụ	Ọnọdụ	Waya	Eriri ahụ
R	Dị nro	≤585	≤570
1/4I	1/4 Ike siri ike	585~725	520~630
1/2I	1/2 Ike siri ike	655~795	590~700
3/4I	3/4 Ike siri ike	725~860	600~770
I	Siri ike	≥850	≥700

Àgwà anụ ahụ nkịtị

Njupụta (g/cm3)	8.2
Nguzogide eletriki na 20ºC (Ωmm2/m)	0.48
Ọnọdụ okpomọkụ nke resistivity (20ºC ~ 100ºC) X10-5/ºC	3.7~3.9
Isi Curie Tc/ºC	430
Elastic Modulus, E/ Gpa	138

Ọnụọgụ nke mgbasawanye

θ/ºC	α1/10-6ºC-1	θ/ºC	α1/10-6ºC-1
20-60	7.8	20-500	6.2
20~100	6.4	20~550	7.1
20-200	5.9	20-600	7.8
20-300	5.3	20-700	9.2
20-400	5.1	20-800	10.2
20-450	5.3	20-900	11.4

Ọkwa okpomọkụ

θ/ºC	100	200	300	narị anọ	500
λ/ W/(m*ºC)	20.6	21.5	22.7	23.7	25.4

Usoro ọgwụgwọ okpomọkụ
Ịkwụsị nrụgide maka iwepụ nrụgide	A na-ekpo ọkụ ruo 470 ~ 540ºC ma jide ya ruo awa 1-2. Oyi gbazee
ịkụcha ihe	Na ikuku ọkụ ọkụ ruo 750 ~ 900ºC
Oge njide	Nkeji 14 ~ otu awa.
Ọnụego oyi	Ekwela ka okpomọkụ ghara ịkarị 10 ºC/min ruo 200 ºC