Kategoria | Maelezo |
---|---|
Majina ya Aloi | 3J53, 3J58, 3J63 |
Kawaida | GB/T 15061-1994 (au sawa) |
Aina | Aloi za Usahihi wa Elastic |
Kipengele | 3j53 | 3j58 | 3j63 |
---|---|---|---|
Nickel (Ni) | 50% - 52% | 53% - 55% | 57% - 59% |
Chuma (Fe) | Mizani | Mizani | Mizani |
Chromium (Cr) | 12% - 14% | 10% - 12% | 8% - 10% |
Titanium (Ti) | ≤ 2.0% | ≤ 1.8% | ≤ 1.5% |
Manganese (Mn) | ≤ 0.8% | ≤ 0.8% | ≤ 0.8% |
Silicon (Si) | ≤ 0.5% | ≤ 0.5% | ≤ 0.5% |
Kaboni (C) | ≤ 0.05% | ≤ 0.05% | ≤ 0.05% |
Sulfuri (S) | ≤ 0.02% | ≤ 0.02% | ≤ 0.02% |
Mali | 3j53 | 3j58 | 3j63 |
---|---|---|---|
Uzito (g/cm³) | ~8.1 | ~8.0 | ~7.9 |
Moduli ya Elastic (GPA) | ~210 | ~200 | ~190 |
Mgawo wa Upanuzi wa Joto | Chini | Chini | Wastani |
Utulivu wa Joto | Hadi 400°C | Hadi 350°C | Hadi 300°C |
Mali | 3j53 | 3j58 | 3j63 |
---|---|---|---|
Nguvu ya Mkazo (MPa) | ≥ 1250 | ≥ 1200 | ≥ 1150 |
Nguvu ya Mazao (MPa) | ≥ 1000 | ≥ 950 | ≥ 900 |
Kurefusha (%) | ≥ 6 | ≥ 8 | ≥ 10 |
Upinzani wa uchovu | Bora kabisa | Vizuri Sana | Nzuri |
Aloi | Maombi |
---|---|
3j53 | Chemchemi za utendaji wa juu, vipengele vya elastic katika vyombo vya usahihi, na vipengele vya anga. |
3j58 | Vipengele vya elastic kwa vifaa vinavyohisi joto na vibration, pamoja na chemchemi za joto la juu. |
3j63 | Usahihi wa vipengele vya elastic kwa relays, vyombo vya elektroniki, na mifumo ya udhibiti. |
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