Beijing General Research Institute for Non-ferrous Metals No.2, Xinjiekouwai Dajie, Beijing, 100088 China
+86-010-82241930, 62001393, 82241935
Welding Materials
1. Hafnium Wire according to ASTM B737 grade R1, R3
1.1 Chemical Composition(weight %)
Hf+Zr≥99.7%; Zr≤1.5%
Al
C
Cr
Cu
H
Fe
Mo
Ni
Nb
N
O
Si
Ta
Sn
Ti
Pb
U
V
0.010
0.015
0.0025
0.050
0.0020
0.0050
0.040
0.0202
0.0010
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