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SAW

PF-500/ US-521H

Flux and wire combination for 2.25%Cr-1%Mo-V steel
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
Welding Positions: Canvas is Not Supported.

Packaging data

Flux
CanWireφ mmCoil
PF-50010x4820kgUS-521H2.425kg--




3.225kg--




4.025kg75kg150kg
Volume mm240W, 350H, 240LVolume mm430W, 90H, 430L740W, 110H, 740L840W, 110H, 840L

Composition (wire mass%)

 TypicalGuarantya
C0.160.18
Si0.210.30
Mn1.190.30-1.50
P0.0020.010
S0.0010.010
Ni<0.010.20
Cr2.132.00-2.65
Mo0.990.90-1.20
V0.360.25-0.45
Nb0.0190.010-0.040
Cu0.100.30
Note: aSingle values are maximium.

Composition (weld metal mass %)

 TypicalGuarantya
C0.120.05-0.15
Si0.150.05-0.35
Mn1.140.50-1.30
P0.0030.010
S0.0010.010
Ni<0.010.20
Cr2.042.00-2.60
Mo0.990.90-1.20
V0.330.20-0.40
Nb0.0150.010-0.040
Cu0.09-
Note: aSingle values are maximium.

Weld mechanical properties

 TypicalGuaranty
0.2%YS (MPa)620530min.
TS (MPa)720620min.
EI on 4d (%)2316min.
IV -18°C (J)150-
PWHT (°Cxh)705°C×8h
705±15x8


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