Kobelco; AWS A5.23 F9A10-EG-Ni2, F9P8-EG-Ni2; PF-H55S / US-2N SAW (flux and wire combination)


Description

Features:
  • Suitable for welding of structures for low temperature service
  • Excellent impact value down to -60℃ and CTOD at temperatures down  to -20℃
Classification: AWS A5.23 F9A10-EG-Ni2, F9P8-EG-Ni2
Type of flux: Bonded
Redrying of flux: 200~300℃x1h
Polarity: AC

 

Packaging data

Flux Mesh Can
PF-H55S 10x48 20kg
Volume mm 240W, 350H, 240L
Wire φ mm Coil
US-2N 3.2
4.0
4.8
25kg
25kg
25kg
-
75kg
-
Volume mm 430W, 90H, 430L 740W, 110H, 740L

Composition (wire mass%)


Typical Guarantya
C 0.12 0.15
Si 0.01 0.10
Mn 1.70 1.50~1.90
P 0.007 0.015
S 0.004 0.015
Ni 2.60 2.40~2.80
Mo 0.25 0.20~0.30
Cu 0.10 0.35
Note: aSingle values are maximium.

Composition (weld metal mass %)


Typical
C 0.06
Si 0.22
Mn 1.22
P 0.006
S 0.004
Ni 2.39
Mo 0.21
Cu 0.11

Weld mechanical properties


Typical Guaranty
0.2%YS (MPa) 610 590 538min.
TS (MPa) 675 645 621~758
El on 4d (%) 30 30 17min.
IV -62℃ (J) 140 120 27min.
PWHT (℃xh) AW 620x2 AW & 620±15x2

Approvals / Click here for certificates

LR 5Y50M H5
NK KAW5Y50M H5
Note: Single electrode

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