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Corrosion Resistant INVAR36 4J36 Low Expansion Alloy
Equal Grade | Invar36, Nilo36 | Forms Of Supply | Wire, Bar, Forging, Strip, Plate, Pipe, Tube, Capillary |
---|---|---|---|
Sepc | YB/T 5241-1993 | Curie Point | 230°C |
Product Name | Low Expansion Alloy | Certification | ISO9001 |
High Light | 4J36 Low Expansion Alloy,INVAR36 Low Expansion Alloy,Corrosion Resistant INVAR 36 Alloy |
INVAR36(4J36)Low Expansion Alloy
4J36 is well known as Invar36 worldwide. It is a louw expansion alloy with Curie point of around 230°C. When the temperature is below this point, 4J36 is magnetic and the expansion rate is very low. And when the temperature goes above this point, it becomes non-magnetic and the expansion rate goes bigger. 4J36 particularly useful in applications where minimum thermal expansion and high dimensional stability is required, such as in precision instruments like optoelectronic devices, optical and laser benches, electronics, and other kinds of scientific
Chemical composition
Element | C | P | S | Si | Mn | Ni | Fe |
Weight(%) | 0.05 max | 0.020 max | 0.020 max | 0.03 max | 0.2~0.6 | 35.0~37.0 | Rem |
Similar model:
Invar36, NILO 36, Pernifer 36, 4J36, EN 1.3912, UNS K93600, UNS K93603, Werkstoff 1.3912
Line expansion coefficient:
Standard:α1(20-100°C)≤1.5x10-6/°C
Physical performance:
Density:8.1g/cm3
Resresistivity:0.78μΩ·m
Curie temperature:230°C
Character
- Low expansion rate up to 500°F
- Readily weldable
- Corrosion resistance in the atmosphere, fresh water and sea water
- Good hot and cold processing performance
- Good abrasive performance
Application
- Cathode Ray Tubes
- Telecommunications
- Aeronautical and aerospace engineering
- Cryogenic engineering (liquefied natural gas tankers)
Forms of supply:
Wire, bar, forging, strip, plate, pipe, tube, capillary