| Chizindikiro | Tsatanetsatane | Chizindikiro | Tsatanetsatane |
|---|---|---|---|
| Chitsanzo NO. | 3j21 | Aloyi | Aloyi wa Chitsulo cha Chromium cha Nikeli |
| Mawonekedwe | Mzere | Pamwamba | Wowala |
| Chithandizo cha Zitsanzo | Inde | M'lifupi | Zosinthidwa |
| Kukhuthala | Zosinthidwa | Phukusi Loyendera | Mlanduwu wa Matabwa |
| Kufotokozera | Zosinthidwa | Chizindikiro cha malonda | Tankii |
| Chiyambi | China | Khodi ya HS | 72269990 |
| Kutha Kupanga | Matani 100 pamwezi |
3 j21-serial open-style ndi Co – Cr – Ni – Mo ndi aloyi yolimba kwambiri, aloyiyo ili ndi kuuma kwakukulu, mphamvu,
malire a elasticity ndi chiŵerengero cha mphamvu zosungira, mphamvu ya kutopa, hysteresis yaying'ono ya elastic ndi zotsatira zake,
osagwiritsa ntchito maginito, kukana kuvala bwino, kukana kugwedezeka kwa nthaka, kukana dzimbiri bwino, ndi zina zotero.
Ma alloy a Cobalt base amatha kugwira ntchito kutentha kwa madigiri 400 Celsius kapena kutentha kotsika.
Pafupi ndi kampani (40KHXM, Elgiloy, NAS604PH, KRN, phynox)
Mankhwala opangidwa %
| C | Mn | Si | P | S | Cr |
| 0.07~0.12 | 1.70~2.30 | <0.6 | <0.01 | <0.01 | 17.0~21.0 |
| Co | Ni | Mo | Ce | Fe |
| 39.0~41.0 | 14.0~16.0 | 6.50~7.50 | 0.1 ~ 0.15 | Mbala |
Kugwiritsa Ntchito: Chopangira cha 3j21 chinali chinthu chakale pakati pa zaka za m'ma 1960 ndipo chapangidwa ndikugwiritsidwa ntchito kwa zaka zambiri.
Amagwiritsidwa ntchito makamaka pakugwiritsa ntchito mpweya wofooka, woletsa dzimbiri, woletsa zivomerezi, wosakhala ndi maginito, komanso wamphamvu kwambiri.
zinthu zotanuka, monga shaft, waya, kasupe, kasupe ndi diaphragm.
Amagwiritsidwanso ntchito popanga ma bearing apadera, ma shaft ang'onoang'ono, ma bearing a mpira, ma stamping dies ndi zida zodulira.
| Kuchulukana (g/cm3) | 8.3 |
| Kusakhazikika (uΩ.m) | 0.9 |
| Kuthekera kwa maginito | 120~240 |
150 0000 2421