|
|
|
|
|
|
|
|
|
|
|
|
|
Welding Rods for Copper
or Copper Alloy
|
|
|
|
|
Welding Rods for Copper or Copper Alloy 铜及铜合金焊条
|
|
Item Code
|
Type of Covering
|
Equivalent Norm
|
Welding Position
|
Type of Current
|
Standard & Typical Chemical Composition of Deposited Metal (%)
|
Mechanical Properties of Deposited Metal
|
|
Applications
|
|
|
|
|
|
|
C
|
Mn
|
Fe
|
Si
|
S
|
P
|
Ni
|
Pb
|
Ti
|
Other Elements
|
Tensile Strength
Rm (MPa)
|
Elongation A4 (%)
|
|
|
CHCu107
|
Low hydrogen
Red copper core
|
AWS A5.6
ECu
|
F
|
DC+
|
>95.0
98.00
|
≤3.00
0.29
|
—
|
≤0.50
0.15
|
—
|
≤0.30
0.011
|
—
|
≤0.020
0.004
|
—
|
Fe+Al+Ni+Zn
≤0.50
|
≥170
260
|
≥20
29
|
Mainly for welding copper structures, such as conductive lugs, heat
exchangers, and it could surface marine corrosive carbon steel parts also.
|
|
CHCu307
|
Lime titania
Cu70Ni30 alloy core
|
GB ECuNi-B
|
F
|
DC+
|
Remain
|
≤2.50
|
≤2.50
|
≤0.50
|
≤0.015
|
≤0.020
|
29.0-33.0
|
≤0.020
|
≤0.50
|
Pb+Zn
≤0.50
|
≥350
|
≥20
|
Suitable for welding structures of 70-30 Cu-Ni alloy or 70-30 Cu-Ni alloy
with 645-Ⅲ steel clad metal.
|
|
|
