Kusimba kwegoho ndiwo muganho wegoho we GB CM690 GB/T 18669 kana kubereka kuchiitika, kureva kuti, kushingirira kuramba micro-plastic deformation. Simba rekunze rakakura kudarika simba regoho richaita kuti GB CM690 GB/T 18669 zvikamu zvikundikane zvachose uye itadze kupora. Zvisingasviki izvi, GB CM690 GB/T 18669 zvikamu zvichadzokera kuchimiro chazvo.
Kusimba kwesimba ndiko kukosha kwakakosha kweshanduko kubva kune yunifomu yepurasitiki deformation kuenda munharaunda yakatarisana nepurasitiki deformation. Ihwowo hurefu hwekutakura mutoro we GB CM690 GB/T 18669 pasi pesimba. Kusimba kusimba ndiko kupikisa kunoratidza huwandu hwakanyanya hwepurasitiki deformation ye GB CM690 GB/T 18669. Kuchinja kwemaitiro ekusimba kwakafanana asati atakura kushushikana kwakanyanya, asi kupfuura izvozvo, GB CM690 GB/T 18669 inotanga kumutsipa, i.e. concentrate deformation.
| Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Kuderedzwa kwechikamu chemuchinjikwa pane kuputsika Z (%) |
As-Heat-Treated Condition | Brinell kuoma (HBW) |
|---|---|---|---|---|---|---|
| 812 (≥) | 174 (≥) | 22 | 32 | 33 | Solution uye Kuchembera, Annealing, Ausaging, Q+T, nezvimwewo | 344 |
Zvimiro zveGB CM690 GB/T 18669 zvinonyanya kuvhara modulus ye elasticity, coefficient of thermal expansion, thermal conductivity, chaiyo thermal capacity, magetsi resistance value, density, poisson's reshiyo, zvichingodaro.
| Tembiricha (°C) |
Modulus ye elasticity (GPA) |
Zvinoreva coefficient yekuwedzera kwekupisa 10-6/(°C) pakati pe20(°C) uye | Thermal conductivity (W/m·°C) |
Kunyanya kupisa simba (J/kg·°C) |
Yakananga magetsi resistivity (Ω mm²/m) |
Density (kg/dm³) |
Poisson's coefficient, ν |
|---|---|---|---|---|---|---|---|
| 31 | - | - | 0.41 | - | |||
| 834 | 386 | - | 24.3 | 231 | - | ||
| 671 | - | 43 | 14.2 | 244 | 213 |