Kobelco; AWS; MF-29A/ US-2CW; SAW (flux and wire combination)


Description

Features:
  • Applied for ASTM A335 Gr.23 and equivalents
Classification: AWS -
Type of flux: Fused
Polarity: DCEP

 

Packaging data

Flux Mesh Can Wire φ mm Spool Coil
MF-29A 48xD 25kg US-2CW 1.6 20kg -




2.4 - 25kg




3.2 - 25kg




4.0 - 25kg
Volume mm 240W, 350H, 240L Volume mm 300W, 110H, 300L 430W, 90H, 430L

Composition (wire mass%)

  Typical Guarantya
C 0.04 0.15
Si 0.13 0.60
Mn 1.15 0.10-1.60
P 0.004 0.020
S 0.004 0.010
Cu 0.11 0.40
Cr 2.26 1.90-2.60
Mo 0.12 0.05-0.85
W 1.75 1.00-2.00
V 0.24 0.15-0.30
Nb 0.026 0.040
Note: aSingle values are maximium.

Composition (weld metal mass %)

  Typical Guarantya
C 0.04 0.15
Si 0.25 0.60
Mn 1.15 0.10-1.60
P 0.006 0.020
S 0.002 0.010
Cu 0.13 0.40
Cr 2.12 1.90-2.60
Mo 0.12 0.05-0.85
W 1.69 1.00-2.00
V 0.22 0.15-0.30
Nb 0.016 0.040
Note: aSingle values are maximium.

Weld mechanical properties

  Typical Guaranty
0.2%YS (MPa) 520 300min.
TS (MPa) 620 510min.
EI on 4d (%) 27 17min.
IV 20°C (J) 100 -
PWHT (°Cxh) 715x2 715x2

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