Chinese wholesale Evaporation Tungsten Boat - Tantalum Sheet – Forged Tungsten
Chinese wholesale Evaporation Tungsten Boat - Tantalum Sheet – Forged Tungsten Detail:
Chemical composition:
| Main and minor components | Min.content(%) | ASTM B386 (361) |
| Ta | 99.95 | balance |
| Impurities | Max.values (μg/g) | Max.values (μg/g) |
| Fe | 100 | 100 |
| Mo | 100 | 200 |
| Nb | 400 | 100 |
| Ni | 50 | 100 |
| Si | 50 | 50 |
| Ti | 50 | 100 |
| W | 100 | 500 |
| C | 30 | 200 |
| H | 15 | 15 |
| N | 50 | 100 |
| O | 100 | 250 |
| Cd | 10 | - |
| Hg | 10 | - |
| Pb | 10 | - |
Dimensions and toleraces
| Thickness (mm) | Thickness tolerance (±mm or % of the thickness） | Width tolerance±mm | |
| Width≤320mm | 320mm≤Width≤610mm | ||
| 0.10 | 0.008 | 0.5 | |
| 0.10-0.15 | 0.010 | 0.5 | |
| 0.15-0.30 | 0.010 | 0.5 | |
| 0.30-0.40 | 0.015 | 0.037 | 1.6 |
| 0.40-0.60 | 0.020 | 0.050 | 1.6 |
| 0.60-0.80 | 0.030 | 0.065 | 1.6 |
| 0.80-1.00 | 0.035 | 0.080 | 1.6 |
| 1.00-2.50 | 0.040 | 0.100 | 2.0 |
| 2.50-6.00 | 0.060 | 4% | 2.0 |
| 6.00-12.70 | 5% | 2.0 | |
Length tolerance:The length tolerance for sheet length up to 1000mm maximal +5/-0 mm.
Flatness:max.4% (measuring procedure on the basis of ASTM B708)
Density: ≥16.6g/cm³
Vicker hardness: Thickness≥0.15mm : ≤125HV
Tensile test:
| Thickness (mm) | Tensile Strength Min. (MPa) | 0.2% Yield strengt Min.(MPa) | Elongation Min.(%) |
| 0.10-0.15 | 250 | 180 | 15 |
| 0.15-1.50 | 230 | 160 | 20 |
| 1.50-12.70 | 225 | 140 | 30 |
Appearance:The material will be of uniform quality, free from foreign matter, splits and fractures.Bed sheets (not trimmed) may bave small edge cracks.
Product detail pictures:
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To be able to ideal satisfy client's requirements, all of our operations are strictly performed in line with our motto "High High-quality, Competitive Price tag, Fast Service" for Chinese wholesale Evaporation Tungsten Boat - Tantalum Sheet – Forged Tungsten , The product will supply to all over the world, such as: Peru , Bolivia , America , We aspire to meet the demands of our customers globally. Our range of merchandise and services is continuously expanding to meet customers' requirements. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
By Bertha
from Venezuela
- 2018.12.22 12:52
The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
By Miranda
from Portugal
- 2017.09.22 11:32
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