4j82 by Opening Precision Soft Magnetic Alloy Iron Nickel and High Permeability

• Product Type: Rod
• Material: Other
• Carbon Content: Other
• ET: Other
• Delivery: 7-15 Days
• Price Item: T/T,30% Payment in Advance,70% T/T After The Cop
• Model NO.: 4J82
• Quality Control: Mill Test Certificate Is Supplied with Shipment
• Export Country: USA,Southeast Asia,MID East,Africa,Eastern Asia
• Transport Package: Waterproof Cloth Packaging and on Pallets, or AC
• Specification: 2.0*1250*C/1.5*1250*C/0.8*1250*C/1.0*1250*C
• Trademark: China
• Origin: China

Product Description

4J82 expansion alloy

Examples of main features and uses: It has a medium linear thermal expansion coefficient within the range of room temperature to 600 degrees, non-magnetic, corrosion-resistant, and has high strength and toughness. It is used as a non-magnetic non-matching ceramic seal in gyroscopes and other electro-pneumatic devices. Material.

Use The alloy has a certain average linear expansion coefficient in the range of 20-600°C, and is used as a non-magnetic ceramic seal material in gyroscopes and other electric vacuum devices.

Chemical composition

	Chemical composition (mass fraction) (%)
	C	P	S	Mn	Si	Mo	W	Cu	Ni
						17.5
4J82	0.05	0.020	0.020	0.40	0.30	19.5	-	-	allowance

Note: 1. Under the condition that the average coefficient of linear expansion meets the requirements of this standard, the content of molybdenum, tungsten and copper is allowed to deviate from the range specified in the table.
       2. The specification, size and allowable deviation of the alloy shall comply with the relevant provisions of GB/T14985 "Expansion Alloy".

mechanical properties

	Tensile strength  ób/MPa	The yield point  δ5/MPa	Modulus of elasticity E/MPa	elongation  (Lo=50mm)(%)	Cup drawing value /mm	hardness  HV
4J82	784.5	318.5	215745	53	12.6	175~195

Solucky steel Limited is a third-party supply chain service enterprise focusing on materials for automobiles, high-end household appliances, as well as material processing and storage. Its headquarters and warehouse base are set up in Shanghai BaoShan, and has branches all over the country, 20+ subsidiary companies,including Foshan, Guangdong, Chongqing, Wuxi, etcz.
Main Products

 

Product Application

Machines & Processing

Packing & Delivery & logistics

Why Choose Us

FAQ
1.Where is your factory?
Our head office and warehouse located in Shanghai--the biggest steel making center of China 

2.How long is your delivery time?                                                                                
Generally it is 5-10 days if the goods are in stock. or it is 15-30 days if the goods are not in stock, it is according to quantity.      
                                                                         
3.What about the MOQ?                                                                                
MOQ only 200KG,include coils and sheets     
                                                                           
4. How long is your lead time?                                                                                
In general, our delivery time is within 7-15 days, and may be longer if the quantity is extremely large or special circumstances occur.
                                                                                
5.How's your product quality?                                                                                
We only sell mid to high end steel materials,100% quality guarantee and cost-effective.                                                                                
6.What are your terms of payment?                                                                                
You can make the payment to our bank account,T/T, 30% deposit in advance, 70% balance against the copy of B/L.  
                                                                             
7.How many countries you already exported to?                                                                                
We have exported to America, Canada, Brazil, Chile, Colombia, Russia, Ukraine, Thailand, Myanmar, Vietnam, India, Kenya, Ghana,somalia and other African countries.Our export experience is rich, we familiar with different market demands, can help customers avoid a lot of trouble.     
                                                                           
8.What are the certifications for your products?                                                                                
We have ISO 9001, MTC, third parties' inspections are all available such SGS, BV ect.