Baoji Refractory Metal Developer Co.,Ltd is one of the leading China niobium bar manufacturers and suppliers, and as a professional company we have productive factory, welcome to wholesale niobium bar, niobium rod products from us.
² Chemical Composition:
Chemistry % | ||||||||||||||
Grade |
Nb |
Impurities max |
||||||||||||
Zr |
Ti |
C |
N |
O |
H |
Ta |
Fe |
Si |
W |
Ni |
Mo |
Cr |
||
Nb1 |
Remainder |
0.02 |
0.002 |
0.01 |
0.015 |
0.015 |
0.001 |
0.10 |
0.005 |
0.005 |
0.03 |
0.005 |
0.010 |
0.002 |
Nb2 |
Remainder |
0.02 |
0.005 |
0.02 |
0.05 |
0.025 |
0.005 |
0.25 |
0.03 |
0.02 |
0.05 |
0.01 |
0.050 |
0.01 |
² Specification:
Description |
Diameter (mm) |
Length (mm) |
Rod |
Φ1.00~Φ12.00 |
50~2000 |
Bar |
Φ12.00~Φ20.00 |
50~2000 |
Φ20.00~Φ30.00 |
50~1200 |
|
Φ30.00~Φ50.00 |
50~1000 |
|
Note:All the products can be supplied in according to customer’s requirement. |
² Tolerance:
Diameter, inch (mm) |
Tolerance, +/-inch (mm) |
0.030~0.060(0.76~1.52) |
0.001 (0.025) |
0.060~0.090(1.52~2.29) |
0.0015 (0.038) |
0.090~0.125(2.29~3.18) |
0.002(0.051) |
0.125~0.187 (3.18~4.75) |
0.003 (0.076) |
0.187~0.375(4.75~9.53) |
0.004(0.102) |
0.375~0.500 (9.53~12.7) |
0.005(0.127) |
0.500~0.625 (12.7~15.9) |
0.007(0.178) |
0.625~0.750 (15.9~19.1) |
0.008(0.203) |
0.750~1.000(19.1~25.4) |
0.010(0.254) |
1.000~1.500(25.4~38.1) |
0.015(0.381) |
1.500~2.000(38.1~50.8) |
0.020(0.508) |
2.000~2.500(38.10~50.80) |
0.030(0.762) |
Note:Special demands on tolerance available. |