Home > Products > Stainless Alloy > ASTM F15 4J29(Kovar) , 4J32,4J33,4J34,4J36(Invar)
ASTM F15 4J29(Kovar) , 4J32,4J33,4J34,4J36(Invar)
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Product Details
Brand Name: | cunrui | Place of Origin: | China | Model Number: | 4j29 |
Type: | Nickel Plate | Application: | many kinds of industry field | Grade: | Nickel Base Alloy |
Powder Or Not: | Not Powder | Ni (Min): | 28% |
Packaging Details
ASTM F15 4J29(Kovar) , 4J32,4J33,4J34,4J36(Invar) packed with waterproof paper or weave bag, into pallets or wooden case.
Product Description
Product Description
Grade and chemical composition | ||||||||||||
Grade | Mass fraction (%) |
| ||||||||||
C | P | S | Mn | Si | Cu | Cr | Mo | Ni | Co | Fe |
| |
≤ |
| |||||||||||
Kovar | 0.03 | 0.020 | 0.020 | 0.5 | 0.30 | 0.20 | 0.20 | 0.20 | 28.5~29.5 | 16.8~17.8 | Balance |
|
tensile strength for strips | |
Status | tensile strength /MPa |
soft | <570 |
hard | >700 |
hardness of strip in deep punching status | ||
status | thickness/mm | Hardness Hv |
deep punching | >2.5 | ≤170 |
≤2.5 | ≤165 |
coefficient of linear expansion | |||||
Grade | heat treating regime | a/(10-6/K) |
| ||
20~300°C | 20~400°C | 20~450°C |
| ||
Kovar | Heat the sample to 900±20°C in hydrogen atmosphere, keep the temperature for one hour, heat again to 1100±20°C and keep the temperature for 15min, then cool to below 200°C at the speed ≤5°C/min and discharge. |
| 4.6~5.2 | 5.1~5.5 |
|
4.3~5.1 | 4.6~5.2 |
|
|
coefficient of expansion | |||||||||
Grade | Average coefficient of expansion a/(10-6/K) |
| |||||||
20~200°C | 20~300°C | 20~400°C | 20~450°C | 20~500°C | 20,600°C | 20~700°C | 20.800°C |
| |
Kovar | 5.9 | 5.3 | 5.1 | 5.3 | 6.2 | 7.8 | 9.2 | 10.2 |
|
Company Profile
JiangSu CuiRui Metal Products Co., Ltd Is Located In Jiangsu Province Wuxi City, The Large South Stainless Steel Markets In China, Is Also One of the Powerful Company In the Stainless Steel Area With Large Scale And Long History. We Have 2000 Square Meters Of Storage And Processing Center Which Covered Equipment Using In Slitting, Cutting In horizontal, Laser Cutting , Plasma And Grinding Machine And Embossing Machine. We Mainly Sell Stainless Steel Sheet, Pipes, Coils, Bands, Section Bars And So On Which Are Applied In Decoration, Medical Industry, Food Industry, Construction Industry etc, And Have Gained Gain Good Feedback And Establish Mutual Trust With Our Clients. According To Your Requirement We Can Process Brushed Film, 6k, 8k Mirror, Polishing, Yellow Titanium, Black Titanium, Rose Gold, No Fingerprint, And All Kinds Of Colored Stainless Steel Sheet
Contact Us
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