Invar 32 Sheet, plate , Invar Alloy Foil , Super Invar 32-5 Alloy DESCRIPTION. A low expansion alloy consisting of 32% Nickel, 5% Cobalt, balance Iron. This alloy exhibits minimum thermal expansion (one half of Invar 36) Invar-36, Invar-42, Pernifer 36, Invar Steel, Super Invar 32-5, Carpenter 36, 4J32, 4J36
Invar 32 Sheet, Invar 32 Plate , Super-Invar32-5 Alloy Sheet
Consisting of 32% Nickel, 5% Cobalt, and the balance Iron, this alloy exhibits minimum thermal expansion (one half of Invar 36) at room temperature. It is often used in structural components, supports and substrates requiring precision measurements
Applications
Optical and laser systems
Telescopes
Laser bench tops
Ring laser gyroscopes
Main features:
Low expansion coefficient in the range of 20-100 ° C
| Russia | USA | England | Japan | Franch |
| -- | Super-Invar32-5 | SI | Invar | --- |
Content Composition %
| C | Si | P | S | Cu | Mn | Co | Ni | Fe | |
| Less than% (≤) | |||||||||
| 0.05 | 0.20 | 0.020 | 0.020 | 0.4-0.8 | 0.2-0.6 | 3.2-4.2 | 31.5-33.0 | Rest | |
| Type | Size/mm | Deliver State |
| Bar | 5.0-8.0 | Cold Drawn |
| 8.0-30.0 | Hot rolling | |
| 30.0-180.0 | Hot forging | |
| Plate | 3.5-30.0 | Hot rolling |
| 30.0-40.0 | Hot forging | |
| Strip | 0.2-3.5 | Cold rolling |
| Flat wire | 0.5-5.0 | Hot rolling |
| Round wire | 0.1-5.0 | Cold Drawn |
| Capillary | OD8.0-1.0，ID0.1-8.0 | Cold Drawn |
| Pipe | OD120-8.0, ID8.0-129 | Cold drawn |
Relative material :
Invar-36, Invar-42, Pernifer 36,Invar Steel, Super Invar 32-5, Carpenter 36, 4J32, 4J36
