Cov hlau hluav taws xob uas muaj cov noob feem ntau muaj silicon theem ntawm 3% (Si: 11Fe). Nws raug ua tiav hauv txoj kev uas cov khoom zoo tshaj plaws tau tsim nyob rau hauv qhov kev taw qhia dov, vim yog kev tswj hwm nruj (thov los ntawm Norman P. Goss) ntawm qhov kev taw qhia siv lead ua piv rau daim ntawv. Qhov ceev ntawm cov hlau nplaum sib nqus tau nce ntxiv 30% hauv qhov kev taw qhia dov, txawm hais tias nws qhov kev sib nqus sib nqus tau txo qis 5%. Nws yog siv rau cov cores ntawm lub zog thiab cov hloov pauv faib, cov hlau nplaum txias-rolled feem ntau yog luv rau CRGO.
Qhov loj ntawm cov khoom txheem
| Lub Npe Thickness (hli) | Qhov Dav Dav (hli) | Sab Hauv Txoj Kab uas hla (hli) |
| 0.23, 0.27, 0.30, 0.35 | 650-1200 | 508 |
Kev sib txawv ntawm Qhov Dav, Thickness thiab ntev
| Qhov dav dav | Qhov tuab ntawm nominal | Kev sib txawv ntawm qhov tuab | Kev hloov pauv ntawm qhov sib txawv ntawm Transversal Thickness | Kev sib txawv ntawm qhov dav | Kev kam rau dav | Kev nthwv dej % |
| ≤650 800-1000 ≤1200 | 0.23, 0.27, 0.30, 0.35 | 0.23: ± 0.020 0.25: ± 0.025 0.30: ± 0.025 Lwm cov tuab ±0.030 |
≤0.020 ≤0.025 |
≤0.015 |
0–1 |
≤1.5 |
Cov Lus Qhia Txog Khoom, Qhov Hnyav Xa Khoom thiab Tus Qauv Ua Haujlwm
| Cov Khoom Siv Qhia Txog Khoom | Qhov hnyav xa khoom | Tus Qauv Ua Haujlwm |
| Thickness 0.23/0.27/0.39 * Coil | Cov khoom xa tuaj raws li qhov hnyav ntawm lub kauj voj ≤2-3 tuj | GB/T 2521.2-2016 |