China Low Expansion Alloy Kovar 4j29 Waya, 29HK Waya fun Gilasi Igbẹhin Alloy Manufactured and Factory |TANKII

Alloy Imugboroosi kekere Kovar 4j29 Waya, 29HK Waya fun Gilasi Igbẹhin Alloy Aworan Ifihan

Alloy Imugboroosi kekere Kovar 4j29 Waya, Waya 29HK fun Alloy Ididi gilasi

Apejuwe kukuru:

Alloy-4J29 (Apopọ Imugboroosi)
(Orukọ ti o wọpọ: Kovar, Nilo K, KV-1, Dilver Po, Vacon 12)
Alloy-4J29 tun mọ bi Kovar alloy.a ṣe apẹrẹ lati pade iwulo fun gilasi-to-metal seal ti o gbẹkẹle, eyiti o nilo ninu awọn ẹrọ itanna gẹgẹbi awọn gilobu ina, awọn tubes igbale, awọn tubes ray cathode, ati ninu awọn eto igbale ni kemistri ati awọn iwadii imọ-jinlẹ miiran.Pupọ awọn irin ko le ṣe edidi si gilasi nitori olusọdipúpọ wọn ti imugboroosi igbona kii ṣe kanna bi gilasi, nitorinaa bi apapọ ṣe tutu lẹhin iṣelọpọ awọn aapọn nitori awọn iwọn imugboroja iyatọ ti gilasi ati irin jẹ ki apapọ pọ.

Awoṣe RARA:Kovar

OEM:Bẹẹni

Ipinle:Rirọ 1/2 lile T-lile

Koodu HS:74099000

Ipilẹṣẹ:China

Fi imeeli ranṣẹ si wa

Alaye ọja

FAQ

ọja Tags

Alloy-4J29 kii ṣe imugboroja igbona nikan ti o jọra si gilasi, ṣugbọn ọna imugboroja igbona ti kii ṣe deede le ṣee ṣe nigbagbogbo lati baamu gilasi kan, nitorinaa ngbanilaaye apapọ lati fi aaye gba iwọn otutu jakejado.Kemikali, o sopọ si gilasi nipasẹ agbedemeji oxide Layer ti nickel oxide ati koluboti oxide;ipin ti irin oxide jẹ kekere nitori idinku rẹ pẹlu koluboti.Agbara mnu jẹ igbẹkẹle pupọ lori sisanra Layer oxide ati ihuwasi.Iwaju koluboti jẹ ki Layer oxide rọrun lati yo ati tu ninu gilasi didà.A grẹy kan, grẹy-bulu tabi awọ alawọ-brown ṣe afihan edidi ti o dara kan.Awọ ti fadaka tọkasi aini ohun elo afẹfẹ, lakoko ti awọ dudu n tọka si irin ti o ni oxidized pupọju, ni awọn ọran mejeeji ti o yori si apapọ alailagbara.

Ohun elo:Ti a lo ni akọkọ ninu awọn paati igbale ina ati iṣakoso itujade, tube mọnamọna, tube igniting, magnetron gilaasi, transistors, plug seal, yii, itọsọna awọn iyika iṣọpọ, ẹnjini, awọn biraketi ati lilẹ ile miiran.

Akopọ deede%

Ni	28.5 ~ 29.5	Fe	Bal.	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

Agbara Agbara, MPa

Koodu ipo	Ipo	Waya	Sisọ
R	Rirọ	≤585	≤570
1/4I	1/4 Lile	585-725	520-630
1/2I	1/2 Lile	655-795	590-700
3/4I	3/4 Lile	725-860	600-770
I	Lile	≥850	≥700

Awọn ohun-ini Aṣoju ti ara

Ìwúwo (g/cm3)	8.2
Agbara itanna ni 20ºC(Ωmm2/m)	0.48
Iwọn otutu ti resistivity (20ºC ~ 100ºC) X10-5/ºC	3.7 ~ 3.9
Ojuami Curie Tc/ºC	430
Modulu rirọ, E/Gpa	138

olùsọdipúpọ ti imugboroosi

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

Gbona elekitiriki

θ/ºC	100	200	300	400	500
λ/ W/(m*ºC)	20.6	21.5	22.7	23.7	25.4

Ilana itọju ooru
Annealing fun wahala iderun	Kikan si 470 ~ 540ºC ki o si mu 1 ~ 2 wakati.Tutu si isalẹ
annealing	Ni igbale kikan si 750 ~ 900ºC
Akoko idaduro	14 min ~ 1 wakati.
Oṣuwọn itutu agbaiye	Ko si ju 10 ºC / min tutu si 200 ºC