Tungstène Tantale Tungstène -10% et 2,5% de tantale ont une plus grande résistance aux températures élevées, et une meilleure résistance à la corrosion que le tantale pur.
Laminé à froid, recuit
|
|
Thickness (mm) |
Width (mm) |
Length (mm) |
|
Foil |
0.03-0.09 |
30-150 |
>200 |
|
Sheet |
0.1-0.5 |
30- 609.6 |
30-1000 |
|
Board |
0.5-10 |
50-1000 |
50-2000 |
|
Purity: >=99.95% or 99.99% |
|||
|
Chemistry ppm |
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|
Designation |
Chief component |
Impurities maxmium |
||||||||||
|
Ta |
Nb |
Fe |
Si |
Ni |
W |
Mo |
Ti |
O |
C |
H |
N |
|
|
Ta1 |
Remainder |
300 |
40 |
30 |
20 |
40 |
40 |
20 |
150 |
40 |
15 |
20 |
|
Ta2 |
Remainder |
800 |
100 |
100 |
50 |
200 |
200 |
50 |
200 |
100 |
15 |
100 |
|
TaNb3 |
Remainder |
＜35000 |
100 |
100 |
50 |
200 |
200 |
50 |
200 |
100 |
15 |
100 |
|
TaNb20 |
Remainder |
170000- 230000 |
100 |
100 |
50 |
200 |
200 |
50 |
200 |
100 |
15 |
100 |
|
Ta2.5W |
Remainder |
400 |
50 |
30 |
20 |
30000 |
60 |
20 |
150 |
50 |
15 |
60 |
|
Ta10W |
Remainder |
400 |
50 |
30 |
20 |
110000 |
60 |
20 |
150 |
50 |
15 |
60 |
|
Grade and size |
Annealed |
||
|
Tensile strength min, psi (MPa) |
Yield strength min,psi (MPa)(2%) |
Elongation min, % (1 inch gage length) |
|
|
Sheet, foil. and board (RO5200, RO5400) Thickness<0.060"(1.524mm) Thickness≥0.060"(1.524mm) |
30000 (207) |
20000 (138) |
20 |
|
25000 (172) |
15000 (103) |
30 |
|
|
Ta-10W (RO5255) Sheet, foil. and board |
70000 (482) |
60000 (414) |
15 |
|
70000 (482) |
55000 (379) |
20 |
|
|
Ta-2.5W (RO5252) Thickness<0.125" (3.175mm) Thickness≥0.125" (3.175mm) |
40000 (276) |
30000 (207) |
20 |
|
40000 (276) |
28000 (193) |
20 |
|
|
Ta-40Nb (RO5240) Thickness<0.060"(1.524mm) |
40000 (276) |
28000 (193) |
20 |
Standard: ASTM B708
UNS R05252 Ta-2.5W
UNS R05255 Ta-10W
Matériel de tantale
Plaques en titane
Feuille de nickel
Fiche de tungstène
Fiche de molybdène
Fiche de niobium
Fiche de zirconium
