Type
Tig welding wire for creep resistant P/T 24 type of steels.
classification
AWS
A 5.28: R90S-B24
EN ISO
21952-A: W ZCrMo2VNb
W.Nr.
~1.7378
Applications
The alloy finds use for waterwalls in ultra-super-critical (USC) boilers in the power generating industry.
Type
Tig welding wire for creep resistant P/T 24 type of steels.
Applications
The alloy finds use for waterwalls in ultra-super-critical (USC) boilers in the power generating industry.
Propriétés

TIG/GTAW rod for T24 creep resistant steel. The T24 alloy is a modified 2.25%Cr1%Mo alloy with additions of Nb and V to improve high temperature creep performance.
Interpass temperature: max. 300°C

Classification
AWS
A 5.28: R90S-B24
EN ISO
21952-A: W ZCrMo2VNb
F-nr
6
FM
3
W.Nr.
~1.7378
Convient pour

alloy 24, 2.5%Cr1%Mo modified, creep resisting ferritic steels. X7CrMoVTiB 10-10 1.7378 / 7CrWVMoNb9-6 - 1.8201
ASTM: A/SA 335 Grade P24 - A/SA 213 Grade T24 A/SA 335 Grade P23 - A/SA 213 Grade T23

Agréments
CE
Positions de soudage
PA
PB
PC
PD
PE
PF
PG
Etuvage
Not required
Gas acc. EN ISO 14175
I1
Analyse
C Si Mn P S Cr Ni Mo Ti V Cu Al Zr Other Nb
0.1 0.25 0.9 0.01 0.01 2.3 1 0.3 0.02
Propriétés mécaniques
Heat
Treatment		 RP0,2
(MPa)		 Rm
(MPa)		 A5
(%)		 Impact Energy (J) ISO-V Hardness
RT
730°C- 760°C 1h 650 750 20 50 HRc
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déclaration de performance
FDS
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FDS