CuNi12Zn29 (CW405J)
| Darajasi: | CuNi12Zn29 |
| Raqam: | CW405J |
| Tasnifi: | Kupper qotishmasi |
| Zichlik | 8,6 g/sm³ |
| Standart: | EN 1654: 1998 Mis va mis qotishmalari. Buloqlar va ulagichlar uchun chiziq |
| Ekvivalent baholar: | Ma'lumot yo'q |
Kimyoviy tarkibi % sinf CuNi12Zn29 (CW405J)
| Fe | Mn | Ni | Oʻt | Pb | Sn | Boshqalar | - |
| maksimal 0.3 | maksimal 0.5 | 11 - 13.5 | 57 - 60 | maksimal 0.03 | maksimal 0.03 | jami 0.2 | Zn - qoldiq |
CuNi12Zn29 (CW405J) sinfining mexanik xususiyatlari
| Rm- Kuchlanish kuchi (MPa) (R520) | 520-610 |
| Rm- Kuchlanish kuchi (MPa) (R600) | 600-690 |
| Rp0.20.2% chidamlilik (MPa) (R520) | 430 |
| Rp0.20.2% chidamlilik (MPa) (R600) | 550 |
| A- min. cho'zilish Lo=50mm (%) (R520) | 3-4 |
| A- min. cho'zilish Lo=50mm (%) (R600) | 2 |
| Vickers qattiqligi (HV): (H170) (R520) | 170 - 200 |
| Vickers qattiqligi (HV): (H190) (R600) | 190 - 220 |
CuNi12Zn29 xususiyatlari
| Elastiklik moduli=125 kN/mm² Elektr o'tkazuvchanligi=4 MS/m; |
Kasting jarayoni
| GS | Qum quyish |
| GM | Doimiy qolib quyish |
| GZ | Santrifüj quyish |
| GC | Uzluksiz quyish |
| GP | Bosimli quyma |
Moddiy sharoitlar
| R | Majburiy kuchlanish va cho'zilish talablari bo'lgan mahsulot uchun valentlik kuchi talabining minimal qiymati bilan belgilanadigan moddiy holat |
| H | Majburiy qattiqlik talablari bo'lgan mahsulot uchun qattiqlik talabining minimal qiymati bilan belgilanadigan moddiy holat |
Mexanik xususiyatlar
| ReH | Minimal rentabellik kuchi / Mindestwert der oberen Streckgrenze / Limite d elasticite minimale |
| Rm | Kuchlanish kuchi / Zugfestigkeit / Qarshilik a la tortishish |
| A | Minimal cho'zilish / Mindestwert der Bruchdehnung / Allongement minimal |
| J | Notch zarbasi testi / Kerbschlagbiegeversuch / Essai de fleksiyon par choc |
|
CuNi12Zn29 (CW405J) Kupper qotishmasi |
