EN 12072:1999:W.No.:
Heat Resistant Filler Metals -GTAW RW Z25 35 Nb1.4853
cN 
GTAW rod, high-alloyed, heat resistant
Description
GTAW rod for joining and surfacing of heat resistant steels and cast steels of the same orsimilar chemical composition Resistant to scaling up to 1150 'C. Typical alloy for welding ofpyrolysis furnace tubes.
Typical Composition of Welding Rod
wt-%
0.42
Si
Mn
1.8
26
Ni
35
NP
8
bal.
Mechanical Properties of All-weld Metal
yield strength R。 N/mm?:tensile strength R N/mm?.elongation A(Lo=5do)%:
≥400≥ 600
≥8
(*)u untreated, as-welded
Operating Data
shielding gas:100 % Argonrod marking:25/35Nbfront:back:1.4853
1店台
o mm
2.42.寸3
Base Materials
GX40 NiCrSiNb 35-25 (1.48

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