TANTALUM FINISHED 

Tantalum rods  

Material: RO5200 RO5400
Available size: 4~1680mm
Standard: As per ASTM B 365-98


Chemical Requirment: 

Description

Chief component

Impurities  Maximum

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

Tensile Requirment: 
Rod.diameter 0.125*(3.18mm)-2.5*(63.5mm)
 GradeTensile strength, psi (MPa), ≥Yield strength, psi (MPa), ≥Elongation in 1 inch gage length, %, ≥
 RO5200/RO540025000 (172)15000 (103)25

Tantalum wire   Tantalum- tungsten alloy wire
Material:               RO5200 RO5400 RO5252(Ta-2.5W) RO5255(Ta-10W) 
Available size:               0.3~4mm
Standard:               As per ASTM B 365-98

R05200 R05400 R05252 R05255 Ta1 Ta2  tantalum wire made in China


1. Designation, condition and specification

DesignationConditionDiameter(mm)Torlerance of Diameter(mm)




R05200 R05400 R05252 R05255 Ta1 Ta2




(M)/(Y)

0.2≤d≤0.25±0.01
0.3<d≤0.6±0.015
0.8<d≤1.0±0.02
0.1<d≤1.2±0.03
1.2<d≤1.5±0.03
1.5<d≤2.5±0.04

Tantalum sheet, Tantalum plate

Purity : 99.95%min or 99.99%min conformity with ASTM B 708-98                                                         

Size: 
         Thickness (mm)     Width (mm)     Length (mm)
Sheet       0.07-0.5         30-700        30-2000
Plate           0.5-10            50- 1000       50-3000 

Purity         3N5 or 4N\4N5
Purity:            >=99.95% or 99.99%​

Tantalum Strip,  Tantalum Foil
Purity : 99.95%min or 99.99%min conformity with ASTM B 708-98 
Size: 
         Thickness (mm)     Width (mm)     Length (mm)
Foil           0.03-0.07        30-200        >50
Purity:           3N5 or 4N

Tantalum tubes Tantalum pipe   TaW tubes  Ta2.5W tube


Material: RO5200, RO5400, RO5252(Ta2.5W), RO5255(Ta10W)
size:         Diameter: φ1.0-260mm
        Thickness: 0.2-5.0mm
         Length:  100mm-6000mm        
Standard: As per ASTM B521-98