Medium-alloyed welding rod for TIG-Welding of Cr Mo-alloyed creep resistant boiler and pipe steels subjected to operating temperatures up to 550˚C.
Analysis of wire electrode% (typical value):
C
Si
Mn
Cr
Mo
0.1
0.4
0.6
1.3
0.5
Shielding gas: 100% Argon
Mechanical properties of all-weld metal:
Tensile Strength ( N/mm 2 )
Yield Strength ( N/mm 2 )
Elongation Lo = 4d %
Impact energy (J) ISO -V 25°C
Heat Treatment
600 - 700
>500
>21
>95
T
480- 560
>350
>25
>110
N+T
T = Treatment 30 min at 720°C, furnace cooling to 300°C N + T = Norm + Treatment 30 min at 930°C, air cooling + 30 min at 720°C, furnace cooling to 300°C
Delivery: Copper coating , welding rods weight: 5 kg . diameter : 1 – 4 mm . Lenght: 1000 mm. Note: other weight & sizes are produced upon customers request
