HFK 409Nb-G is a valve sealing surface flux-cored wire for hardfacing. It has good wear and corrosion resistance as well as excellent thermal shock resistance.
Flux cored wire for mid-temperature high pressure valve surface sealing.
Chemical composition of deposited metal (%)
|All weld metal||45-47|
Recommended welding parameters
|Diameter: in (mm)||Current (A)||Voltage (V)|
|Shielding gas||Gas flow: cfh (l/min)||Torch angle||Stick out: in (mm)|
|CO2||40 (20)||80°||1⁄2–3⁄4 (15–20)|
Diameters and packaging
|Diameter: in (mm)||Packaging: lb (kg)|
|1⁄16 (1.6)||33 (15)|