Kobelco; AWS A5.23 F8P2-EB2R-B2R; PF-200D / US-B2R; SAW (flux and wire combination)


Description

Features:
  • Applied for ASTM A387 Gr.11 and equivalents
  • Satisfied the impurity elements index (X-factor≦15) for Oil reactors
Classification: AWS A5.23 F8P2-EB2R-B2R
Type of flux: Bonded
Redrying of flux: 200~300℃x1h
Polarity: DCEP

 

Packaging data

Flux Mesh Can Wire φ mm Coil
PF-200D 10x48 20kg US-B2R 2.4
3.2
4.0
25kg
25kg
25kg
-
-
75kg
Volume mm 240W, 350H, 240L Volume mm 430W, 90H, 430L 740W, 110H, 740L

Composition (wire mass%)


Typical Guarantya
C 0.14 0.07~0.15
Si 0.10 0.05~0.30
Mn 0.86 0.45~1.00
P 0.004 0.010
S 0.004 0.010
Cr 1.47 1.00~1.75
Mo 0.56 0.45~0.65
Cu 0.12 0.15
As 0.003 0.005
Sn 0.001 0.005
Sb 0.001 0.005
Note: aSingle values are maximium.

Composition (weld metal mass %)


Typical Guarantya
C 0.10 0.05~0.15
Si 0.21 0.80
Mn 0.86 1.20
P 0.007 0.010
S 0.002 0.010
Cr 1.44 1.00~1.50
Mo 0.55 0.40~0.65
Cu 0.10 0.15
As 0.003 0.005
Sn <0.001 0.005
Sb <0.001 0.005
Note: aSingle values are maximium.

Weld mechanical properties


Typical Guaranty
0.2%YS (MPa) 500 469min.
TS (MPa) 610 552~689
El on 4d (%) 27 20min.
IV -29℃ (J) 140 27min.
PWHT (℃xh) 698x1 690±15x1

 

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