Name: Kovar Capillary Tube Size OD 3mmT08mmL200mm Microwave Tubes
Brand: OHMALLOY
Price: 50 USD

Home > Nickel >

Kovar Capillary Tube Size OD 3mm-T0.8mm-L200mm Microwave Tubes

Categories	Precision Alloys
Brand Name:	OHMALLOY
Model Number:	Ohmalloy-Kovar
Certification:	ISO
Place of Origin:	China
MOQ:	1kg
Price:	50~200USD/KG
Payment Terms:	T/T, L/C,
Packaging Details:	Wooden-Case
Material:	Kovar
Type of Material:	Precision Alloy
OD:	3mm
T:	0.8mm
Type of Tube:	Seamless
Common name:	FeNi29Co17

Contact Now

Add to Cart

Company Info.

Ohmalloy Material Co.,Ltd

Verified Supplier

View Contact Details

Product List

Haven't found right suppliers
Our buyer assistants can help you find the most suitable, 100% reliable suppliers from China.
And this service is free of charge.
we have buyer assistants who speak English, French, Spanish......and we are ready to help you anytime!

Submit Buying Request

Product Details
Company Profile

Kovar Capillary Tube Size OD 3mm-T0.8mm-L200mm Microwave Tubes

Kovar(4J29) Alloy Material
Kovar/4J29/UNS K94610/W.Nr.1.3912
Kovar glass sealed and controlled expansion alloys Equal grades: ASTM F15, Nilo-K,UNS K94610 (FeNi29Co17), 4J29, 29HК Applications: Kovar alloy has been used for making hermetic seals with the harder Pyrex glasses and ceramic materials This alloy has found wide application in power tubes, microwave tubes, transistors and diodes. Integrated circuits, it has been used for the flat pack and the dual-in-line package Our factory has over 15 years' experience of Kovar capillary production Size range we could supply is: O.D: 0.20~8mm Wall thickness: 0.05~1mm The tolerance we could meet: Out diameter: ±0.003mm Wall thickness: ±0.005mm Length: ±0.05mm We could do further fabrication of the capillary such as cutting, bending, slotting and so on
Kovar (4J29) Chemical components
	C	Si	Mn	P	S	Ni	Fe	Cu	Cr	Co	Mo
max	0.03	0.3	0.5	0.02	0.02	29.5	bal	0.2	0.2	17.8	0.2
min						28.5				16.8
Kovar (4J29)Mechanical property & Physical properties:
Yield Strength		Tensile Strength		Elongation		Hardness		Density		Melting point
(Mpa)		(Mpa)		(%)		(HRC)		Density		Melting point
344		517		30		78HB		8.36 g/cm3		1450 °C
Supply scope
O.D: 0.20~100mm Wall thickness: 0.05~10mm The tolerance we could meet: Out diameter: ±0.003mm Wall thickness: ±0.005mm
Coefficient of Thermal Expansion (Nominal):
°C		20-200	20-300	20-400	20-450	20-500	20-600	20-700	20-800
10-6 /°C		5.9	5.3	5.1	5.3	6.2	7.8	9.2	10.2

Kovar (4J29)Applied field:
1.Kovar alloy has been used for making hermetic seals with the harder Pyrex glasses and ceramic materials.
2.This alloy has found wide application in power tubes, microwave tubes, transistors and diodes. In integrated
circuits, it has been used for the flat pack and the dual-in-line package

Sales Manager:Michaeal Qiu.

What's App:+86 13795230939

Tel:+86-21-66796338 Mobile Phone: +86 13795230939

Product Tags:

nickel iron alloy

fe ni alloy

Kovar Capillary Tube Size OD 3mm-T0.8mm-L200mm Microwave Tubes

Send your message to this supplier


*From:	Your email address is incorrect!
*To:	Ohmalloy Material Co.,Ltd
*Subject:	Subject is empty!
*Message:	For the best results, we recommend including the following details: -Self introduction -Required specifications -Inquire about price/MOQ Characters Remaining: (0/3000) Please enter 20 to 3000 characters to contact this supplier!