GH90 High Temperature Nichrome Alloy For Aerospace Fasteners Hydrogen Annealing
Price:
Negotiable
MOQ:
1KG
Delivery Time:
within10 days after payment
Brand:
ohmalloy
Product Description
GH90 high temperature alloy wire for aerospace fasteners
Description
Nimonic 90, same as GH4090 china standard. This alloy have high stress rupture strength and high creep resistance at high temperature. Good resistance to high-temperature corrosion and oxidization.
Chemical Content(%)
| Alloy | % | Ni | Cr | Fe | C | Mn | Si | Cu | Al | Ti | Co |
| GH90 | Min. | Bal | 18 | 1.0 | 2 | 15 | |||||
| Max. | 21 | 1.5 | 0.13 | 1.0 | 1 | 0.2 | 2.0 | 3 | 21 |
Mechanical Properties
| Alloy status | Tensile strength Rm N/mm² |
Yield strength R P 0.2N/mm² |
Elongation A 5 % |
Modulus of Rigidity | Density g/cm³ |
Melting Point °C |
| Annealing treatment |
800-1000 | 82.5kN/mm2 | 8.2 | 1370 |
Heat treatment
| Supplied in alloy wire | Type | Temperature(°C) | Time (Hr) | Cooling |
| Spring temper | Age harden | 650 | 4 | Air |
| Spring temper | Age harden | 600 | 16 | Air |
| Annealed | Age harden | 750 | 4 | Air |
| Supplied in plate or strip | Type | Temperature(°C) | Time (Hr) | Cooling |
| Annealed | Age harden | 700-725 | 4 | Air |
Application
Aerospace fasteners
Standard
GH4090
W.Nr. 2.4632
UNS NO7090
AWS 030
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Company
Ohmalloy Material Co.,Ltd
Location
Room 311, No.1211, Mudanjiang Road, Baoshan district, Shanghai
Contact Person
Qiu


