Kev sib txawv ntawm cov titanium thiab titanium alloys
Jan 04, 2024
Al, Sn, Mo, V, Nb, Fe, Si, C, N, O, H thiab lwm yam (ib qho thiab tag nrho) Tso cai sib txawv ntawm castings
Lub rooj casting ntawm titanium thiab titanium alloy muaj pes tsawg leeg tso cai sib txawv (los ntawm GB / T 15073-1994)
| keeb | Cov kev cai ntawm cov tshuaj muaj pes tsawg leeg (feem ntau) /% | Qhov tso cai sib txawv: | |
| Al | 3.3-6.8 | ±0.40 | |
| Sn | 2.0-3.0 4.0-5.0 |
±0.15 ±0.25 |
|
| Mo | 1.0-2.0 30.0-34.0 |
±0.30 ±0.40 |
|
| V | 3.5-4.5 | ±0.15 | |
| Nb | 1.5-2.0 | ±0.15 | |
| Fe | ＞0.20-0.25 ＞0.25-0.40 ＞0.40-0.50 |
+0.05 +0.08 |
|
| Si | Tsawg dua lossis sib npaug rau 0.15 | +0.15 | |
| C | Tsawg dua lossis sib npaug rau 0.10 | +0.02 | |
| N | Tsawg dua lossis sib npaug rau 0.05 | +0.02 | |
| H | Tsawg dua lossis sib npaug rau 0.015 | +0.02 | |
| O | Tsawg dua lossis sib npaug rau 0.20 ＞0.20-0.25 ＞0.25-0.40 |
+0.003 | |
| Lwm yam impurity ntsiab | ib leeg | Tsawg dua lossis sib npaug rau 0.10 | +0.04 +0.05 +0.08 |
| tag nrho | Tsawg dua lossis sib npaug rau 0.40 | +0.02 +0.05 |
|
