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UTP A 641 unalloyed, fine grained and low alloyed steels
Classifications TIG rod
EN ISO 21952-A AWS A5.28 Material-No.
W CrMo1Si ER80S-G [ER80S-B2(mod.)] 1.7339
Characteristics and field of use
Welding rod for the welding with argon. Suitable for manufacturing creep resistant steels in
boiler, tank, pipeline and nuclear reactor construction.
Base materials
1.7335 – 13CrMo4-5, ASTM A193 Gr. B7;
1.7357 – G17CrMo5-5 – A217 Gr. WC6;
A335 Gr. P11 u. P12
Typical analysis of rod and wire in %
C Si Mn Cr Mo
0,1 0,6 1,0 1,1 0,5
Mechanical properties of the weld metal
Heattreatment
Yield strength
RP0,2
Tensile strength
Rm
Elongation
A
Impact strength
KV
MPa MPa % J [RT]
annealed 450 560 22 90
Approvals
TÜV (No. 00906), DB (No. 42.132.44)
Form of delivery
Rod diameter x length (mm) Current type Shielding gas
2,0 x 1000 DC (–) I 1
2,5 x 1000 DC (–) I 1
3,2 x 1000 DC (–) I 1
