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KX 4J44 Corrosion Resistant Alloy Light Rod On Expansion Alloy

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KX 4J44 Corrosion Resistant Alloy Light Rod On Expansion Alloy

Name: KX 4J44 Corrosion Resistant Alloy Light Rod On Expansion Alloy
Brand: KAIXIN
Price: 1 USD

KX 4J44 Corrosion Resistant Alloy Light Rod On Expansion Alloy Manufactures

Brand Name : KAIXIN

Model Number : KX-Alloy EX44

Certification : ISO9001:2015

Place of Origin : China

MOQ : 200KG

Price : To negotiate

Payment Terms : T/T, L/C

Supply Ability : 50~80TONS per MONTH

Delivery Time : 45~60days

Packaging Details : Wooden Box, size as per guests's request

Shape : Wire,Strip,Rod,Tube,Plate

Alloy Type : Fixed Expansion Sealing Fe-Ni-Co Alloy

Raw Materials : NI34.2-35.2%,CO8.5-9.5%,Fe Rem

Executive standard : YB/T 5231

Delivery State : Soft State

Application : It is suitable for electric vacuum devices such as transmitting tube, oscillation tube, ignition tube, transistor, tube seal plug and relay shell

Features : It has good sealing, weldability, corrosion resistance, workability and free-cutting machinability

Size : Negotiable

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Product Description and Application

4J44 is also known as Alloy 44

4J44 has a certain coefficient of linear thermal expansion over a certain temperature range. It is used to make iron-nickel-cobalt alloy strip, bar, plate and pipe with hard glass matching sealing. It is suitable for electric vacuum devices such as transmitting tube, oscillation tube, ignition tube, transistor, tube seal plug and relay shell.

Process Performance and Requirements

Product Fusion Process

Vacuum Induction Furnace(VIM) and Electroslag Remelting Furnace(ESR)

Product Chemical Composition

4J44 Chemical Composition%
C	P	S	Mn	Si	Cu	Cr	Mo	Ni	Co	Fe
Not more than								Ni	Co	Fe
0.03	0.02	0.02	0.5	0.3	0.2	0.2	0.2	34.2～35.2	8.5～9.5	Rem

Product Physical Property

Alloy Grade	Sample Processing	Average Linear Expansion Coefficient a/10-6·K-1			State	Tensile Strength
4J44	It was heated to 900± 20℃ in hydrogen atmosphere, hold for 1 hour, then heat to 1100±20℃, hold for 15min, then cool to below 200℃ at a speed of no more than 5℃/min.	200-300℃	20-400℃	20-450℃	M(Soft State)	＜570
		4.3-5.1	4.6-5.2	/	1/2H(Hard State)	590-700
					3/4H(Hard State)	600-770
					H(Hard State)	＞700

Productive Process

KX 4J44 Corrosion Resistant Alloy Light Rod On Expansion Alloy

Professional Customization

Cold-drawn Wire	¢0.3~¢18mm(Delivery in rolls or trays)
Hot-Rolling Wire	¢5.5~¢20mm(Delivery in rolls)
Strip	thickness 0.1~4.5*width 6~350mm(Supply in rolls or straight strips)
Smooth Forged Rod on a Lathe	¢60~350mm,L800-2500mm
Hot-rolled Burnishing	¢20~80mm,L1000-5000mm
Cold Drawn and Burnishing	¢2.5~18mm,L1000-8000mm
Seamless Tube	¢1~275mm,wall thickness 0.2~30,L1000-8000mm

KX 4J44 Corrosion Resistant Alloy Light Rod On Expansion Alloy

KX 4J44 Corrosion Resistant Alloy Light Rod On Expansion Alloy Images

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