Shanghai Tankii Alloy Material Co.,Ltd
Shanghai Tankii Alloy Material Co.,Ltd First Quality, Sincere Service
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Good Quality Alloy 42 Expansion Alloy Flat Wire for Glass-Metal Sealing
1.Description:
| Grade and chemical composition | |||||||||||
| Grade | Mass fraction (%) | ||||||||||
| C | P | S | Mn | Si | B | Al | C0 | Ni | Cr | Fe | |
| ≤ | |||||||||||
| 4J42 | 0.05 | 0.020 | 0.020 | 0.80 | 0.30 | 0.10 | 1.0 | 41.5~42.5 | balance | ||
| heat treating regime and coefficient of linear expansion | |||||
| Grade | Heat treatment on samples | a/(10-6/K) | |||
| 20-300°C | 20~400% | 20-450°C | |||
| 4J42 | Heat the sample to (900±20)°C in hydrogen atmosphere, keep the temperature for one hour, cool to below 200°C at the speed ≤5°C/min then discharge | 4.0~5.0 | 6.5~7.5 | ||
| 6.5~7.2 | 6.5~7.2 | ||||
| 9.2~10.0 | 9.2~9.9 | ||||
| coefficient of expansion | ||||||||
| Grade | Average coefficient of expansion a/(10-6/K) | |||||||
| 20~100°C | 20~200°C | 20~300°C | 20~400°C | 20~450°C | 20~500°C | 20~600°C | ||
| 4J42 | 5.6 | 4.9 | 4.8 | 5.9 | 6.9 | 7.8 | 9.2 | |
2.Size
Sheet---Thickness 0.1mm~40.0mm, width:≤300mm,Condition: cold rolled(hot), bright, bright annealed
3.Usage
It is applied to soft glass-to-metal and ceramic-to-metal seals in electronic component.
4.MOQ
50-100 kgs per each size; If we have in stock, 1kgs is available for us.
5. Payment
T/T, 30% deposit and the balance paid against the B/L copy.
100% L/C at sight;
Wesetern Union;
Paypal;
6.Shippment
By Sea;
By Air (DHL,TNT,UPS,FEDEX etc)
7.Application
Petrochemical Industry; Pulp and paper Industry; Aerospace Industry;
Industrial Furnace; Special Welding; Heating Treatment Industry;
Nuclear Power Industry; Marine Industry; Shipbuilding Industry;
8.Packing
Standard export packing, carton with plywood case for safety
Sheet: Packed in Nylon Polybag first
The goods can be packed as the clients demand.
9.Delivery time
We can do the order 45-50days upon receive the 30% deposit or L/C document.
10.Advantages
1.Pass:ISO9001 certification
2.fine after-sale services
3.small order accepted
11.Delivery conditions and finishes
Sheet: hot-rolling, polishing, picking, bright etc
