Mphamvu zokolola ndi malire a zokolola za GB CM690 GB/T 18669 pamene kulolera kukuchitika, ndiye kuti, kupanikizika kukana kupindika kwa micro-pulasitiki. Mphamvu yakunja yokulirapo kuposa mphamvu yochulukira idzapangitsa kuti mbali za GB CM690 GB/T 18669 zilephereke ndikulephera kuchira. Zochepera apa, magawo a GB CM690 GB/T 18669 abwerera ku momwe analili poyamba.
Kulimba kwamphamvu ndiye kufunikira kosinthira kuchoka ku pulasitiki yofananira kupita ku mapulasitiki okhazikika. Ndiwonso mphamvu yonyamula katundu yochuluka kwambiri ya GB CM690 GB/T 18669 pansi pa static tension. Kulimba kwamphamvu ndi kukana komwe kumadziwika ndi kupindika kwa pulasitiki kofananako kwa GB CM690 GB/T 18669. Kupindika kwa zitsanzo zolimba kumakhala kofananako asanakumane ndi kupsinjika kopitilira muyeso, koma kupitilira apo, GB CM690 GB/T 18669 amayamba khosi, i.e. concentrate deformation.
Zotuluka Rp0.2 (MPa) |
Tensile Rm (MPa) |
Zotsatira KV/Ku (J) |
Elongation A (%) |
Kuchepetsa gawo la mtanda pa fracture Z (%) |
Monga-Kutentha-Kutentha | Kuuma kwa Brinell (HBW) |
---|---|---|---|---|---|---|
812 (≥) | 174 (≥) | 22 | 32 | 33 | Yankho ndi Kukalamba, Annealing, Ausaging, Q+T, etc | 344 |
Zowoneka bwino za GB CM690 GB/T 18669 makamaka zimaphimba modulus ya elasticity, coefficient of thermal expansion, thermal conductivity, thermal capacity, mphamvu yokana magetsi, kachulukidwe, chiŵerengero cha poisson, ndi zina zotero.
Kutentha (°C) |
Modulus ya elasticity (GPA) |
Tanthauzo la kuchuluka kwa matenthedwe 10-6/(°C) pakati pa 20(°C) ndi | Thermal conductivity (W/m·°C) |
Kuthekera kwachindunji kwa kutentha (J/kg·°C) |
Enieni magetsi resistivity (Ω mm²/m) |
Kuchulukana (kg/dm³) |
Poisson's coefficient, ν |
---|---|---|---|---|---|---|---|
31 | - | - | 0.41 | - | |||
834 | 386 | - | 24.3 | 231 | - | ||
671 | - | 43 | 14.2 | 244 | 213 |