| Application: | Industrial |
|---|---|
| Standard: | GB, ASTM |
| Purity: | >99.5% |
| Alloy: | Alloy |
| Powder: | Not Powder |
| Transport Package: | Wooden |
| Customization: |
|---|
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Audited Supplier GH4742
1. Introduction of GH4742:
GH4742 is a Ni-Cr-Co-based precipitation hardening deformed superalloy with a service temperature of less than 800 degrees Celsius. The alloy has high durability and creep strength in the range of 550-800 degrees Celsius, good comprehensive properties, and has good microstructure stability and corrosion resistance.
2. GH4742 application and features:
GH4742 is used to manufacture high temperature bearing parts of engines and marine gas turbines, such as high-pressure compressor discs, turbines, discs, sealing tooth discs, bearing rings and fasteners. The alloy has good corrosion resistance.
3. GH4742 similar grades:
High temperature new name High temperature old name
GH4742 GH742
4. the chemical composition of GH4742:
Carbon C Silicon Si Manganese Mn Phosphorus P Sulfur S Chromium Cr
0.04-0.08 ≤0.3 ≤0.4 ≤0.015 ≤0.01 13-15
Nickel Ni Molybdenum Mo Cobalt Co Copper Cu Iron Fe Niobium Nb
Remaining 4.5-5.5 9-11 - ≤1 2.4-2.8
Boron B Titanium Ti Aluminum Al La Tungsten W Cerium Ce
≤0.01 2.4-2.8 2.4-2.8 ≤0.1 - ≤0.01
5, GH4742 physical properties:
Density g/cm³ 8.23
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