Plât Twngsten
Cyfansoddiad cemegol:
| Prif gydrannau a mân gydrannau | Isaf.cynnwys(%) | ASTM B760 |
| W | 99.97 | cydbwysedd |
| Amhuredd | Uchafswm.gwerthoedd (μg/g) | Uchafswm.gwerthoedd (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 | - |
Dimensiynau a goddefiannau:
Taflenni rholio oer
| Trwch(mm) | Goddefgarwch trwch (±mm) | ||
| Lled ≤200mm | Lled mwyaf 510mm | Goddefgarwch lled (±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 |
Cynfasau â rholiau poeth
| Trwch(mm) | Goddefgarwch trwch (±mm) | ||
| Lled ≤510mm | Lled mwyaf 1200(mm) | Goddefgarwch lled (±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 |
Goddefgarwch hyd: y goddefgarwch hyd ar gyfer pob dimensiwn yw +5/-0 mm ar y mwyaf.
Gwastadedd: max.4% (gweithdrefn fesur ar sail ASTM B760)
Dwysedd: trwch ＜ 10.00mm dwysedd ＞ 19.2g / cm³
trwch （10.00-20.00mm） dwysedd＞ 19.1g/cm³
caledwch Vickers:
≤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
Ymddangosiad: Bydd y deunydd o ansawdd unffurf, heb unrhyw fater tramor, holltau a thoriadau.
Gall fod gan gynfas gwely (heb ei docio) graciau ymyl bach.
Ansawdd wyneb:
Rolio oer ≤ 0.30mm llachar
Oer rholio 0.3-0.5 mm piclo
Rholio poeth ≥0.50 mm wedi'i biclo
Ysgrifennwch eich neges yma a'i hanfon atom
