Tungsten efere
Ngwakọta kemịkalụ:
| Isi na obere akụrụngwa | Min. ọdịnaya(%) | ASTM B760 |
| W | 99.97 | itule |
| Ihe adịghị ọcha | Uru kacha (μg/g) | Uru kacha (μg/g) |
| Al | 15 | - |
| Cu | 10 | - |
| Cr | 20 | - |
| Fe | 30 | 100 |
| K | 10 | - |
| Ni | 20 | 100 |
| Si | 20 | 100 |
| Mo | 300 | - |
| C | 30 | 100 |
| H | 5 | - |
| N | 5 | 100 |
| O | 20 | 100 |
| Cd | 5 | - |
| Hg | 1 | - |
| Pb | 5 | - |
Akụkụ na ndidi:
Ibé akwụkwọ mpịakọta oyi
| Ọkpụrụkpụ (mm) | Nkwado ịdị arọ (±mm) | ||
| Obosara ≤200mm | Oke. obosara 510mm | Nkwado obosara (±mm) | |
| 0.025 | 0,003 | ||
| 0.025-0.03 | 0,004 | 0.5 | |
| 0.03-0.04 | 0,005 | 0.5 | |
| 0.04-0.05 | 0,006 | 0.5 | |
| 0.05-0.06 | 0.008 | 0.5 | |
| 0.06-0.08 | 0.010 | 0.5 | |
| 0.08-0.10 | 0.015 | 0.5 | |
| 0.10-0.15 | 0.025 | 0,045 | 0.5 |
| 0.15-0.30 | 0,035 | 0.060 | 1.0 |
| 0.30-0.40 | 0.05 | 0.085 | 1.6 |
| 0.40-0.50 | 0.06 | 0.110 | 1.6 |
Ibé akwụkwọ na-ekpo ọkụ
| Ọkpụrụkpụ (mm) | Nkwado ịdị arọ (±mm) | ||
| Obosara ≤510mm | Oke obosara 1200(mm) | Nkwado obosara (±mm) | |
| 0.05-0.60 | 0.110 | 1.6 | |
| 0.60-0.80 | 0.140 | 2.0 | |
| 0.08-1.00 | 0,200 | 2.0 | |
| 1.00-2.00 | 0,250 | 2.0 | |
| 2.00-8.00 | 0,300 | 2.0 | |
| 8.0-20.00 | 5% | 5% | 2.0 |
Ogologo ndidi: ogologo ntachi obi maka akụkụ niile kacha + 5/-0 mm.
Ịdị arọ: max.4% (usoro nha dabere na ASTM B760)
Njupụta: ọkpụrụkpụ ~ 10.00mm njupụta:19.2g/cm³
ọkpụrụkpụ (10.00-20.00mm) njupụta:19.1g/cm³
Vickers siri ike:
≤0.10 mm ≥550 HV
0.10-0.05 mm ≥500 HV
0.50-1.50mm ≥470 HV
1.50-10.00mm ≥450 HV
10.00-20.00mm ≥420 HV
Ọdịdị: Ihe ahụ ga-abụ nke otu àgwà, na-enweghị ihe ndị mba ọzọ, nkewa na mgbaji.
Mpempe akwa (anaghị edozi ya) nwere ike ịnwe obere mgbawa ọnụ.
Ogo elu:
Oyi akpọrepu ≤ 0.30mm na-egbuke egbuke
Oyi akpọrepu 0.3-0.5 mm pickled
Hot akpọrepu ≥0.50 mm pickled
Dee ozi gị ebe a ziga anyị ya
