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Precision Alloy Winding Mechanism High Elastic Alloy (3J9)

Price:	US $ 20-60KG
Trade Terms:	FOB,CFR,CIF
Min Order:	20KG
Pay Type:	L/C,T/T,Money Gram,Western Union

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Showroom Product Company Profile

Description: It is very good material for manufacturing watch and clock, timer and other elastic elements. Do you provide free samples? Yes, we can provide a free sample for testing, If we have sample in stock, The quantity based on the material type, The buyer should bear all the shipping costs. Please feel free to send us a inquiry and we are looking forward to cooperating with you! Before you send us a inquiry, please confirm the following information 1. Alloy grade 2. Dimensions of the alloys 3. Surface requirements 4. Size tolerance requirement 5. Quantities 6. Package request 7. Specific end use 8. Other information that may be useful in supplying the most suitable products

Grade	Chemical Composition(%)
	C	Mn	Si	P	S	Cr	Ni	Mo	Fe
				≤
3J9	0.22~ 0.26	1.80~ 2.20	1.30~ 1.70	0.030	0.020	19.0~ 20.5	9.0~ 10.5	1.60~ l.85	balance

Mechanical Property

Alloy delivery state	Diameter/mm	Tensile Strength ób/MPa	Elongation δ10(%)
Cold draw wire	O.40~0.70	≥2058
	>0.70~1.80	≥1666
	>1.80~3.50	≥1470
	>3.50~6.00	≥1274
Soft hot rolled wire	8.00~12.00	≤835	>40

physical properties
Average linear expansion coefficient in different temperature range

Alloy state	Average linear expansion coefficient /(106/K)
Alloy state	-40~20ºC	20~50ºC	20~100ºC	20~200ºC	20~300ºC	20~400ºC
solution treatment	16.4~17.6	15.4~16.O	16.0~16.4	16.3~16.7	16.8~17.2	17.3~17.7
solution treatment+aging	17.1~18.1	16.5~18.2	16.0~16.2	16.3~16.5	16.7~16.9	17.2~17.3
Cold draw	18.0	14.6~15.6	15.9~16.4	16.7~16.8	16.8~17.2	17.2~17.4
Cold draw+aging	17.8~18.1	15.5~15.9	15.9~16.1	16.3~16.5	16.6~16.9	17.2~17.4

Elasticity modulus and frequency temperature coefficient

Alloy state	elasticity modulusE/MPa	shear modulus G/MPa	frequency temperature coefficient βf/(106/ºC)30~50ºC	Q20ºC
solution treatment	186500~196000	72500~74500	-190~-210	17000~19000
solution treatment+aging	186500~196000	73500~74500	-190~-210	15000~18000
Cold draw	166500~176500	68500~71500	-200~-240	5000~6000
Cold draw+aging	181500~196000	73500~75500	-190~-210	14000~17000

The magnetic permeability and resistivity of the alloy 3J9

Alloy state	magnetic permeabilityμ/(mH/m)		Resistivity ρ/(μΩ@m)
Alloy state	H=40000A/m	H=80000A/m	Resistivity ρ/(μΩ@m)
solution treatment	0.0012589~0.0012595	O.0012589~O.0012595	_
solution treatment+550ºC×4h	0.0012594~O.0012596	O.0012594~O.0012596	_
solution treatment+≥43%deformation rate	O.0012602~O.0012624	O.0012602~0.0012624	0.87~O.88
solution treatment+≥43%deformation rate+480ºC×3h	O.0012615	O.0012614	0.84~O.86

The vickers hardness of the alloy

deformation rate(%) HV Alloy state	0	27	43	62	82	95
Cold state	270~300	340~360	380~400	420~450	470~500	5l0~540
Cold state+480ºC×3h	230~260	390~420	440~480	5lO~550	570~590	600~620

Prod Model:	3J9
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Diameter:	0.4mm-12mm
Product Type:	Wire
Carbon Content:	Low Carbon
Material:	Ni-Cr-Mo

Welcome to Hongxi Alloys.

Hongxi Alloys is an independent China based ISO accredited manufacture and trading house, supplying high quality specialty metal alloys throughout the world for industries requiring heat resistant, high temperature, corrosion resistant, and abrasion resistant alloys. All items are offered with an unconditional guarantee to be exactly as described.

Our dedicated, knowledgeable and experienced manufacturing and sales team are available to be of service to you.

We look forward to being able to assist you with your requirement.

What Does Hongxi Alloys Offer?

*High quality Nickel Alloys, Super Alloys, Precision Alloys, Nickel Chromium Alloys and Stainless Steels in an extensive range of products from stock and on forward order

*Competitive prices on small orders to large mill production

*Fast, reliable delivery times to any part of the world

*Fully certified material

*Top quality material conforming to internationally approved standards, giving guaranteed reliability

*Our own factory guarantees an uninterrupted supply to you of virtually any kind of metal products.

*Supplying various forms in plate, sheet, bar, tubing, pipe, flanges, fittings, wire and welding material.

Hongxi Alloys will source any alloy or steel to your exact specification or design on a fast, cost effective timescale.