Detailed Product Description
Baoji Zhong Bang Rare Metal Materials Co., Ltd is located in Non-ferrous Metal Production Base, Baoji in Shaanxi , China.
Our company holds Tantalum, Niobium as the dominant products in the scope of rare metal new materials, including many sorts and grades of their metals, Such as plate, sheet, foil, tube/pipe, wire, rod/bar, flanges, standard parts, crucible, target. We can also supply tungsten, molybdenum, zirconium, titanium and other metal as well as their alloy.
We can produce all kinds of tantalum alloy rods,such as Ta2.5W,Ta10W,Ta40Nb,
size: 3.0mm up to 120mm Diameter x random length,
They are very popular in the market on account of their superior quality and competitive price.
Special requirements to be agreed on by the supplier and buyer of negotiation.
Table.1.Chemical composition:
Chemistry % | |||||||||||||
Designation | Chief component | Impurities maxmium | |||||||||||
Ta | Nb | Fe | Si | Ni | W | Mo | Ti | Nb | O | C | H | N | |
Ta1 | Remainder | 0.004 | 0.003 | 0.002 | 0.004 | 0.004 | 0.002 | 0.03 | 0.015 | 0.004 | 0.0015 | 0.002 | |
Ta2 | Remainder | 0.01 | 0.01 | 0.005 | 0.02 | 0.02 | 0.005 | 0.08 | 0.02 | 0.01 | 0.0015 | 0.01 | |
Table2. Permissible variations in diameter for rods
Diameter, inch (mm) | Tolerance, +/-inch (mm) |
0.125~0.187 excl (3.175~4.750) | 0.003 (0.076) |
0.187~0.375 excl (4.750~9.525) | 0.004 (0.102) |
0.375~0.500 excl (9.525~12.70) | 0.005 (0.127) |
0.500~0.625 excl (12.70~15.88) | 0.007 (0.178) |
0.625~0.750 excl (15.88~19.05) | 0.008 (0.203) |
0.750~1.000 excl (19.05~25.40) | 0.010 (0.254) |
1.000~1.500 excl (25.40~38.10) | 0.015 (0.381) |
1.500~2.000 excl (38.10~50.80) | 0.020 (0.508) |
2.000~2.500 excl (50.80~63.50) | 0.030 (0.762) |
Table3. Mechanical requirements (annealed condition)
Rod, Diameter 0.125" (3.18mm)~2.5" (63.5mm) | |||
Grade | Tensile strength, psi (MPa), ≥ | Yield strength, psi (MPa), ≥ | Elongation in 1 inch gage length, %, ≥ |
RO5200/RO5400 | 25000 (172) | 15000 (103) | 25 |
RO5252 | 40000 (276) | 28000 (193) | 20 |
RO5255 | 70000 (482) | 55000 (379) | 20 |
RO5240 | 40000 (276) | 28000(193) | 25 |
