Kobelco; AWS A5.23 F9P2-EG-G; PF-500/ US-521H; SAW (flux and wire combination)


Description

Features:
  • Applied for ASTM A542 Type D Cl.4a and equivalents
  • Excellent tensile strength at high temperatures and good creep rupture strength
Classification: AWS A5.23 F9P2-EG-G
Type of flux: Bonded
Redrying of flux: 200-300°Cx1h
Polarity: AC

 

Packaging data

Flux
Can Wire φ mm Coil
PF-500 10x48 20kg US-521H 2.4 25kg - -




3.2 25kg - -




4.0 25kg 75kg 150kg
Volume mm 240W, 350H, 240L Volume mm 430W, 90H, 430L 740W, 110H, 740L 840W, 110H, 840L

Composition (wire mass%)

  Typical Guarantya
C 0.16 0.18
Si 0.21 0.30
Mn 1.19 0.30-1.50
P 0.002 0.010
S 0.001 0.010
Ni <0.01 0.20
Cr 2.13 2.00-2.65
Mo 0.99 0.90-1.20
V 0.36 0.25-0.45
Nb 0.019 0.010-0.040
Cu 0.10 0.30
Note: aSingle values are maximium.

Composition (weld metal mass %)

  Typical Guarantya
C 0.12 0.05-0.15
Si 0.15 0.05-0.35
Mn 1.14 0.50-1.30
P 0.003 0.010
S 0.001 0.010
Ni <0.01 0.20
Cr 2.04 2.00-2.60
Mo 0.99 0.90-1.20
V 0.33 0.20-0.40
Nb 0.015 0.010-0.040
Cu 0.09 -
Note: aSingle values are maximium.

Weld mechanical properties

  Typical Guaranty
0.2%YS (MPa) 620 530min.
TS (MPa) 720 620min.
EI on 4d (%) 23 16min.
IV -18°C (J) 150 -
PWHT (°Cxh) 705°C×8h
705±15x8

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