| Paramita | Nkọwa | Paramita | Nkọwa |
|---|---|---|---|
| NỌMBA nke ụdị. | 3j21 | Alloy | Alloy ígwè nke Nickel Chromium |
| Ụdị | Eriri ahụ | Elu | Na-egbuke egbuke |
| Nkwado Ihe Nlereanya | Ee | Obosara | Emebere nke ọma |
| Ọkpụrụkpụ | Emebere nke ọma | Ngwugwu Njem | Akpa Osisi |
| Nkọwapụta | Emebere nke ọma | Akara ahia | Tankii |
| Mmalite | Chaịna | Koodu HS | 72269990 |
| Ike Mmepụta | Tọn 100/ọnwa |
3 j21-serial open-style bụ Co – Cr – Ni – Mo bụ alloy dị elu na-agbanwe agbanwe, alloy ahụ nwere ike siri ike, ike,
oke elastic na oke nchekwa ike, ike ọgwụgwụ, obere elastic hysteresis na nsonaazụ ikpeazụ,
ọ bụghị magnetik, ezigbo nguzogide iyi, nguzogide seismic nke stamping, ezigbo nguzogide nchara, wdg.
Ihe ndị e ji kọbalt mee nwere ike ịrụ ọrụ n'okpomọkụ nke ogo 400 Celsius ma ọ bụ n'okpomọkụ dị ala.
Dị nso na akara ahụ (40KHXM, Elgiloy, NAS604PH, KRN, phynox)
Ihe mejupụtara kemịkalụ %
| 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 | Bọọl |
Ngwa: Ihe mejupụtara 3j21 bụ ihe ochie n'etiti afọ 1960 ma emepụtara ma tinye ya n'ọrụ ruo ọtụtụ afọ.
A na-ejikarị ya eme ihe maka iyi-eguzogide, mgbochi-nje, mgbochi-mgbawa, enweghị magnetik, na oke ike nke ojiji ikuku.
ihe ndị na-agbanwe agbanwe, dịka ogwe, waya, mmiri, mmiri na diaphragm.
A na-ejikwa ya eme ihe n'ịmepụta ihe pụrụ iche, obere ihe mgbochi, ihe mgbochi bọọlụ, ihe mgbochi stampụ na ngwaọrụ ịkpụ.
| Njupụta (g/cm3) | 8.3 |
| Nguzogide (uΩ.m) | 0.9 |
| Mmetụta nke magnetik | 120-240 |
150 0000 2421