Batang Tungsten Kab
Komposisi kimia:
| Komponen utama lan suntingan | isi minimal(%) | ASTM B760 |
| W | 99.95 | imbangan |
| impurities | Nilai maksimal (μg/g) | Nilai maksimal (μg/g) |
| Al | 15 | - |
| Cu | 10 | - |
| Cr | 20 | - |
| Fe | 30 | 100 |
| K | 10 | - |
| Ni | 20 | 100 |
| Si | 20 | 100 |
| Mo | 100 | - |
| C | 30 | 100 |
| H | 5 | - |
| N | 5 | 100 |
| O | 20 | 100 |
| Cd | 5 | - |
| Hg | 1 | - |
| Pb | 5 | - |
Dhiameter lan toleransi:
| Diameter (mm) | Toleransi | |||
| Dilurusake | Dipalsukan | Diuripake | lemah | |
| 0.50-0.99 | - | - | ± 0,007 | |
| 1.00-1.99 | - | - | ± 0,010 | |
| 2.00-2.99 | ± 2,0 % | - | ± 0,015 | |
| 3.00-15.9 | - | - | ± 0,020 | |
| 16.0-24.9 | - | ± 0.30 | ± 0,030 | |
| 25.0-34.9 | - | ± 0,40 | ± 0,050 | |
| 35.0-39.9 | - | ± 0,40 | ± 0.30 | ± 0,060 |
| 40.0-49.9 | - | ± 0,40 | ± 0.30 | ± 0,20 |
| 50.0-90.0 | - | ± 1.00 | ± 0,40 | - |
Dawane lan straightness:
| Diameter (mm) | Panjang produksi (mm) | Stiraightness/Meter (mm) | |
| Diresiki | Lemah / diuripake | ||
| 0.50-10.0 | ≥500 | <2.5 | <2.5 |
| 10.1-50.0 | ≥300 | <2.0 | <1.5 |
| 50.1-90.0 | ≥100 | <2.0 | <1.5 |
Toleransi dawa:
| Dhiameter 0,50-30,0 mm | ||||||
| Nominal dawa (mm) | ≥15 | 15-120 | 120-400 | 400-1000 | 1000-2000 | > 2000 |
| Toleransi dawa (mm) | ± 0.2 | ± 0.3 | ± 0,5 | ± 2.0 | ± 3.0 | ± 4.0 |
| Dhiameter > 30,0 mm | ||||||
| Nominal dawa (mm) | ≥30 | 30-120 | 120-400 | 400-1000 | 1000-2000 | > 2000 |
| Toleransi dawa (mm) | ± 0,5 | ± 0,8 | ± 1.2 | ± 4.0 | ± 6.0 | ± 8.0 |
Kapadhetan: ≥19.1g/cm³
Pengujian nondestruktif: Kanggo diameter > 15.00 mm: 100% tes ultrasonik. Kanggo dhiameter 0.50-50.0mm: Uji arus Eddy ing rod kanthi permukaan lemah.
| Dhiameter (mm) | Kekerasan (HV 10) |
| 0.50-2.99 | — |
| 3.00-9.99 | 420-500 |
| 10.0-29.9 | 420-480 |
| 30.0-49.9 | 380-460 |
| ≥50 | > 350 |
Kondisi lumahing:
| Diameter (mm) | Kondisi lumahing |
| 0.50-90.0 | Diresiki kanthi kimia |
| ≥40.0 | Diuripake Ra ≤3.2μm |
| 0.50-30 | Lemah tanpa tengah Ra≤1.0μm |
| ≥40.0 | - Lemah tanpa tengah Ra≤1.2μm |
Tulis pesen ing kene lan kirimake menyang kita
