JINXING MATECH CO LTD
| Payment Terms | L/C, T/T |
| Supply Ability | 3000T |
| Delivery Time | 35days |
| Packaging Details | Standard wooden case |
| Product Type | Precision Alloy ASTM F15 4J29 Kovar Alloy Round Bar And Rod |
| Material | Feni Alloy |
| Carbon Content | low |
| Transport Package | wooden case |
| Shape | round bar |
| Condition | soft |
| Surface | Bright |
| Origin | China |
| Brand Name | JX |
| Model Number | Precision Alloy ASTM F15 4J29 Kovar Alloy Round Bar And Rod |
| Certification | ISO |
| Place of Origin | china |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 3000T |
| Delivery Time | 35days | Packaging Details | Standard wooden case |
| Product Type | Precision Alloy ASTM F15 4J29 Kovar Alloy Round Bar And Rod | Material | Feni Alloy |
| Carbon Content | low | Transport Package | wooden case |
| Shape | round bar | Condition | soft |
| Surface | Bright | Origin | China |
| Brand Name | JX | Model Number | Precision Alloy ASTM F15 4J29 Kovar Alloy Round Bar And Rod |
| Certification | ISO | Place of Origin | china |
| High Light | 4J29 Precision Alloy Kovar Bar ，Kovar Alloy Round Bar Rod ，ASTM F15 Kovar Bar Rod | ||
Precision Alloy ASTM F15 4J29 Kovar Alloy Round Bar And Rod
ASTM F15 4J29(Kovar) , 4J32,4J33,4J34,4J36(Invar) Kovar Bar
Kovar Alloy Round Bar 4j29 is a iron-nickel-cobalt, low expansion alloy whose chemical composition is controlled within narrow limits to assure precise uniform thermal expansion properties.
Kovar Alloy Round Bar Picture:
Thermal conductivity
| θ/ºC | 100 | 200 | 300 | 400 | 500 |
| λ/ W/(m*ºC) | 20.6 | 21.5 | 22.7 | 23.7 | 25.4 |
| The heat treatment process | |
| Annealing for stress relief | Heated to 470~540ºC and hold 1~2 h. Cold down |
| annealing | In vacuum heated to 750~900ºC |
| Holding time | 14 min~1h. |
| Cooling rate | No more than 10 ºC/min cooled to 200 ºC |
FAQ
1. What's the minimum quantity customer can order?
If we have your size in stock, we can provide any quantity you want.
If we do not have, for spool wire, we can produce 1 spool, about 2-3kg. For coil wire, 25kg.
2. How can you pay for small sample amount?
We have Western union account, wire transfer for sample amount also ok.
3. Customer do not have express account. How will us arrange the delivery for sample order?
Just need to provide your address information, we will check the express cost, you can arrange the express cost together with sample value.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Seller,Other
Year Established:
2007
Total Annual:
5,000,000-10,000,000
Employee Number:
10~25
Ecer Certification：
Site Member
JINXING MATECH is a research and development, production, processing and sales of integrated, comprehensive refractory metal, precious metal material manufacturer.JINXING MATECH is an expert provider on the metal solution. Especially on the products such as Tungsten , Tungsten copper , Titanium ... JINXING MATECH is a research and development, production, processing and sales of integrated, comprehensive refractory metal, precious metal material manufacturer.JINXING MATECH is an expert provider on the metal solution. Especially on the products such as Tungsten , Tungsten copper , Titanium ...
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