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Product Details:
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Chemecial Composition: | Ni80% Cr20% | Dimension: | 0.4mm |
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Material: | Ni80Cr20 | Shape: | Wire |
Applicaiton: | Heating Spring | Resistivity(μΩ.m): | 1.09 |
Ultimate Strength (≥ MPa):: | 750 | Elongation (≥ %): | 20 |
Working Temperature:: | 1200℃ | OEM:: | Available |
Surface Treatment: | Bright | Annealing Treatment:: | Hydrogen Annealing |
Density:: | 8.4 | ||
High Light: | High Temperature Nichrome Alloy,Aerospace Fasteners Nichrome Alloy,Hydrogen Annealing Nichrome Alloy |
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
FAQ
Contact Person: Mr. Qiu
Tel: +8613795230939