BÖHLER I 52 Ni伯乐焊丝

BÖHLER I 52 Ni伯乐焊丝

Description
Ni-alloyed GTAW rod for welding of offshore pipe work and similar high integrity applications.
High impact properties down to -50 °C.
base Materials
High strength steels up to S500N
Pipe steels: L290MB – L485MB,
API Spec. 5 L: X52, X56, X60, X65,
Mechanical Properties of All-weld metal
(*) u
yield strength R e N/mm 2 :  500 (≥ 470)
tensile strength R m N/mm 2 :  600 (≥ 550)
elongation A (L 0 = 5d 0 ) %:  25 (≥ 24)
impact work ISO-V KV J
+20 °C: 150 (≥ 47)
-50 °C: 90
(*) u untreated, as-welded, shielding gas Argon
Typical Composition of Welding Rod
C Si Mn Ni
wt-%  0.07 0.7 1.60 0.9