Nimonic 93 is contained more precipitation hardening of cobalt and chromium nickel base alloy, has high strength and good stability, use it under 815 ℃, good comprehensive performance. Turbine blades for aero engines, small engine turbine disks and fasteners. The alloy has good thermal plasticity and can be supplied with sheet, rod and forgings.
Nimonic 93 | |||||||
Chemical Composition | |||||||
C | Cr | Ni | Co | Al | Ti | Fe | B |
≤0.13 | 18.0~21.0 | remainder | 15.0~21.0 | 1.0~2.0 | 2.0~3.0 | ≤1.00 | ≤0.02 |
Mn | Si | P | S | Cu | Pb | Ce、Zr、Mg | |
≤1.00 | ≤1.00 | ≤0.015 | ≤0.015 | ≤0.20 | ≤0.0025 | trace | |
Nimonic 93 Thermal Properties |
| ||||||||||
θ/℃ | 20 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1000 |
λ/（W/（m·C）） | 11.47 | 12.77 | 14.44 | 15.99 | 17.54 | 18.97 | 20.64 | 22.32 | 23.99 | 25.83 | 27.88 |
Specific Heat | |||||||||||
θ/℃ | 20 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1000 |
c/(J/(kg.℃)) | 446 | 467 | 494 | 520 | 547 | 572 | 600 | 626 | 652 | 679 | 706 |
Coefficient of Linear Expansion | |||||||
θ/℃ | 16~100 | 16~200 | 16~300 | 16~400 | 16~500 | 16~600 | 16~700 |
α/10-6C-1 | 11.91 | 12.97 | 13.52 | 14.10 | 14.49 | 14.99 | 15.61 |
Chemical Performance | |||
θ/℃ | 700 | 800 | 900 |
Oxidation rate（g/(m3·h）） | 0.0398 | 0.0236 | 0.1435 |
Product Description
Nimonic 93 heat treating regime 1050~1080℃, 8h, air cooling＋710℃±10℃，16h air cooling.
Nimonic 93 specifications and supply state can supply d20 ~ 22 mm hot rolled bars, the delta 0.4 ~ 4 mm plate, d120mm following forgings and forging materials, plank to solid solution state delivery, other varieties are forging and rolling state delivery.
Nimonic93 smelting and casting process vacuum induction melting + vacuum arc or electroslag remelting process.
The Nimonic93 application profile and special requirements for the alloy made of aero-engine parts are adopted in the UK and France, and are used in domestic manufacturing of free turbines, gaskets, gaskets, locking plates and so on.
Nimonic93 corrosion-resistant alloy has good corrosion resistance.
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