pure tantalum bar
1.Purity:99.95%or99.99%
2.Used: used for chemical industry, electronic industry, aerospace, porous tantalum for medical, corrosion resistant parts of military medical industry and general purpose.
3.Standard:ASTM B 365
4.Grade: RO5200, RO5400, RO5252(Ta-2.5W), RO5255(Ta-10W)
5. Size: diameter 3 mm to 120 mm, length up to 2500 mm
6.Surface: machined or grounded
7.UNS: R05200(pure tantalum), R05255(Tantalum tungsten 90-10), R05252(tantalum tungsten 97.5-2.5)
8 .features:
a).high melting point
b).low vapor pressure
c). good cold process ability
d).excellent chemical stability
e).good resistance to corrosion
f).high dielectric constant
Tantalum bar
Tantalum bars and tantalum alloyed bars
Tantalum bars and alloy bars are primary used in corrosion resistant industry, nuclear station, tantalum capacitors, electronics, etc
Chemical composition of pure tantalum bar
Chemical Composition (ppm) |
C | N | O | H | Fe | Si |
80 | 58 | 85 | 13 | 40 | 20 |
Ti | Ni | Nb | W | Mo | Ta |
47 | 25 | 280 | 50 | 38 | Bal |
Chemical composition of Ta-10 W
Chemical Composition (wt%) |
C | N | O | H | Fe | Si |
0.0008 | 0.0045 | 0.0042 | 0.0006 | 0.0066 | 0.0010 |
Ti | Ni | Nb | Mo | W | Ta |
0.0011 | 0.0015 | 0.0030 | 0.0010 | 9.75 | Bala |
other producrs:
Pure metal: Niobium (99.9%, 99.95%), Tantalum (99.9%, 99.95%)
Alloy: Nb-1%Zr, Nb-10%Zr, Nb-47%Ti, Ta-2.5%W, Ta-10%W
Shape: rod, bar, plate, sheet, foil, tube, wire, crucible, boat, fastener, sputtering target, customer-design shape
Standards: ASTM B392, 393, 394, ASTM B708, 365, 521...