tantalum tube Standard: As per ASTM B521-98 material:RO5200, RO5400, RO5252(Ta-2.5W), RO5255(Ta-10W) ISO9001:2000 certificate

tantalum tube 

Tantalum Seamless Tube,Tantalum Alloy Tube,Tantalum Pipe,Tantalum Capillary Tube,Tantalum Tubing

Material:

RO5200, RO5400, RO5252(Ta-2.5W), RO5255(Ta-10W)

Available size:

Tantalum tube:    size: O.D F1.0mm x 0.2mm(0.2mm-5.0mm)--- F60mm 

For  Ta-10W  size: O.D F1.0mm x 0.2mm(0.2mm-5.0mm)--- F50mm 

Standard: As per ASTM B521-98

Table1. Pemissible variations in diameter & wall thickness

Outside diameter, inch (mm)	Diameter tolerance, inch(mm), +/-	Permissible variaton in wall thickness, %, +/-
<1 (25.4)	0.004 (0.102)	10
1~1.5 (25.4~38.1)	0.005 (0.127)	10
1.5~2 (38.1~50.8)	0.006 (0.152)	10
2~2.5 (50.8~63.5)	0.007 (0.178)	10
2.5~3.5 (63.5~88.9)	0.008 (0.254)	10

Table 2. Mechanical requirements (annealed condition)

Grade	Tensile strength  δbpsi (MPa), ≥	Yield strength  δ0.2, psi (MPa),≥	Elongation in 1"/2" gage length, %, ≥
RO5200/RO5400	30000 (207)	20000 (138)	25
RO5252	40000 (276)	28000 (193)	20
RO5255	70000 (481)	60000 (414)	15
RO5240	40000 (276)	28000 (193)	20

pure tantalum tube