China Alloy wire Expansion Alloy 4j42 42h Glass Sealing 42 Nilo42 N42 Feni42 K94100 Alloy 42 wires Manufacture and Factory

Alloy wire Expansion Alloy 4j42 42h Glass Sealing 42 Nilo42 N42 Feni42 K94100 Alloy 42 wires

Short Description:

Alloy42 -4J42 (Expansion alloy)
(Common Name: 42H Glass Sealing 42, Nilo42, N42, FeNi42)

4J42 alloy is mainly composed of iron, nickel elements. It is characterized with a fixed coefficient of expansion. Increase the thermal expansion coefficient and the Curie point with increase of nickel content.
4J42 alloy is widely used the structure of the sealing material in the electric vacuum industry.

Model NO.: FeNi42

Usage: It Is Applied to Soft Glass-to-Metal and Ceramic-T

Specification: RoHS, SGS

Origin: China

Advantages: 1.Pass:ISO9001 Certification 2.Fine After-Sale Se

Status: Bright

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1.Description:

Grade And Chemical Composition
Grade	Mass fraction (%)
	C	P	S	Mn	Si	Al	C0	Ni	Fe
	≤							Ni	Fe
4J42	0.05	0.020	0.020	0.80	0.30	0.10	1.0	41.5~42.5	Balance

Heat Treating Regime And Coefficient Of Linear Expansion
Grade	Heat treatment on samples
		4J42	Heat the sample to (900±20)°C in hydrogen atmosphere, keep the temperature for one hour, cool to below 200°C at the speed ≤5°C/min then discharge

Coefficient Of Expansion
Grade	Average Coefficient Of Expansion a/(10-6/K)
Grade	20~100°C	20~200°C	20~300°C	20~400°C	20~450°C	20~500°C	20~600°C
4J42	5.6	4.9	4.8	5.9	6.9	7.8	9.2

2.Size
Foil:thickness:less than 0.05mm
width: less than 200mm

3.Usage
It is applied to soft glass-to-metal and ceramic-to-metal seals in electronic component.

4.MOQ
50-100 kgs per each size; If we have in stock, 1kgs is available for us.

5. Payment
T/T, 30% deposit and the balance paid against the B/L copy.
100% L/C at sight;
Wesetern Union;
Paypal;

6.Shippment
By Sea;
By Air (DHL,TNT,UPS,FEDEX etc)

7.Application
Petrochemical Industry;    Pulp and paper Industry;        Aerospace Industry;
Industrial Furnace;            Special Welding;                     Heating Treatment Industry;
Nuclear Power Industry;    Marine Industry;                       Shipbuilding Industry;

8.Packing
Standard export packing, carton with plywood case for safety
Wire: below dia 1.0mm, packed in spool; Above 1.0mm, packed in coil
The goods can be packed as the clients demand.

9.Delivery time
We can do the order 45-50days upon receive the 30% deposit or L/C document.

10.Advantages
1.Pass:ISO9001 certification
2.fine after-sale services
3.small order accepted

11.Delivery conditions and finishes

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4J42