Relative Grade:
29H Kovar Nilo K KV-1 Dilver P0 Vacon 1229H-B Rodar Telcaseal KV-2 Dilver P1 Silvar 48
products description 4J29 barÂ
Product name | ASTM F15 Polish surface Kovar 4J29 round bar |
Band | 4J29 |
Chemical composition  | Fe54%,Ni29%,Co17% |
Size | diameter:1-200mm |
Surface | black , polish |
Dilatation coefficient | 4.7x10--6/ºC |
Application | Car lights and electric vacuum industry |
MOQ | 1kg |
Payment | T/T,L/C,PayPal,Western&Union,Escrow |
 |
China GB |
Germany SEW VDIUV |
Japan JIS |
AISI/ASTM |
4J29 | 4J29 | W.Nr.1.3912 | EMAS-1001 | F15 |
Chemical composition 4J29 bar
alloy | C | Mn | Si | P | S | Ni | Cr | Co | Cu | Mo | Fe |
4J29 | ≤0.03 | ≤0.50 | ≤0.30 | ≤0.020 | ≤0.020 | 28.5~29.5 | ≤0.20 | 16.8~17.8 | ≤0.2 | ≤0.2 | balance |
Average Coefficient Of Linear Expansion (10-6ºC):
20~100ºC | 20~300ºC | 20~400ºC | 20~450ºC | 20~500ºC | 20~530ºC | 20~600ºC |
-- | -- | 4.6~5.2 | 5.1~5.5 | -- | -- | -- |
Quality iron art, factory direct sales. Strong strength, innovation and high quality. Factory direct sales, eliminating the intermediate price difference to bring benefits to you. Support customization, give you the style you want, belong to your customization. Quality assurance, good materials are used for better health. A variety of sizes, we have everything you want. One-stop service. Dachang craft, beautiful and practical. Environmental protection, no pollution, protect your physical and mental health. We are a supplier and manufacturer of garden gate, offering low price, high quality custom garden gate, custom garden gate, garden gate, custom fence gate, garden fence gate. China custom garden gate is your trusted partner.
Custom Garden Gates,Garden Gates,Custom Fence Gates,Garden Fence Gates
MINGYI METAL CRAFTS CO.,LIMITED , https://www.mingyi-ironware.com