Iyi alloy imhepo yakanyungudutswa nickel-base alloy, yakagadziriswa neRolls Royce (1971) Ltd. kusangana nemaitiro chaiwo ekugadzira maererano nehumbowo kushushikana uye simba rekukwira.Iko zvino yave kuwanikwa mumhando dzose dzemhando.Maitirwo emagetsi eiyi alloy akafanana neaya anoshandiswa kune mamwe mazera -hardenable nickel base alloys.uring salvage welding operations, pre weld heat-treatment haikoshi pamagungano akaomeswa zera asi zera rinotevera -kuomesa kurapa kunodiwa mushure mekunge salvage welding yapera.Material ichakwegura mubasa kana tembiricha iri pamusoro pe750 degree.
C | Cr | Ni | Fe | Mo | Cu | Al | Ti |
0.04-0.08 | 19.0-21.0 | balance | ≦0.7 | 5.6-6.1 | ≦0.2 | ≦0.6 | 1.9-2.4 |
Co | Bi | B | Mn | Si | S | Ag | Pb |
19.0-21.0 | ≦0.0001 | ≦0.005 | ≦0.6 | ≦0.4 | ≦0.007 | ≦0.0005 | ≦0.002 |
Density (g/cm3) | Melting point (℃) | Kunyanya kupisa simba (J/kg ·℃) | Electric resistivity (Ω·cm) | Thermal kuwedzera coefficient (20-100℃)/K |
8.36 | 1300-1355 | 461 | 115×10E-6 | 10.3×10E-6 |
Test tembiricha ℃ | Kusimba simba MPa | Goho simba (0.2yild point)MPa | Elongation % | Kuderera kwenzvimbo % | Kinetic Young's Modulus GPa |
20 | 1004 | 585 | 45 | 41 | 224 |
300 | 880 | 505 | 45 | 50 | 206 |
600 | 819 | 490 | 43 | 50 | 185 |
900 | 232 | 145 | 34 | 58 | 154 |
1000 | 108 | 70 | 69 | 72 | 142 |
•High-simba alloy, kunaya kuoma.
•Iko kuumbwa kweiyo alloy mumunda wewelding application yakanaka
•Yakanakisa ductility.
Nimonic 263 Applications :
Inokodzera kugadzira simbi chimiro uye injini dzendege uye gasi turbine zvikamu.