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SAW

G-80 / US-B2

Flux and wire combination for 1-1.25%Cr-0.5%Mo steel

Features:	Applied for ASTM A387 Gr.11, Gr.12 and equivalents Suitable for 1 pass fillet welding in the panel fin tube fabrication
Classification:	AWS A5.23 F7PZ-EB2-B2
Type of flux:	Fused
Redrying of flux:	150~350℃x1h
Polarity:	DCEP

Welding Positions:

Packaging data

Wire	φ mm	Spool		Coil			Drum
Flux	Mesh	Can
G-80	12x65 12x200 20x200 32x200 20xD	25kg 25kg 25kg 25kg 25kg
Volume mm		240W, 350H, 240L
USB2	1.6 2.0 2.4 3.2 4.0 4.8	10kg 10kg 10kg - - -	20kg - - - - -	- 25kg 25kg 25kg 25kg 25kg	- - - 75kg 75kg 75kg	- - 150kg 150kg 150kg 150kg	400kg - - - - -
Volume mm		240W, 110H, 230L	280W, 110H, 270L	430W, 90H, 430L	740W, 110H, 740L	840W, 110H, 840L	600φ, 770H

Composition (wire mass%)

	Typical	Guaranty^a
C	0.11	0.07~0.15
Si	0.13	0.05~0.30
Mn	0.57	0.45~1.00
P	0.007	0.025
S	0.006	0.025
Cr	1.49	1.00~1.75
Mo	0.53	0.45~0.65
Cu	0.11	0.35
Note: ^aSingle values are maximium.

Composition (weld metal mass %)

	Typical	Guaranty^a
C	0.06	0.05~0.15
Si	0.45	0.80
Mn	0.83	1.20
P	0.009	0.030
S	0.005	0.030
Cr	1.29	1.00~1.50
Mo	0.54	0.40~0.65
Cu	0.12	0.35
Note: ^aSingle values are maximium.

All-weld mechanical properties

	Typical	Guaranty
0.2%YS (MPa)	430	400min.
TS (MPa)	550	483~655
El on 4d (%)	27	22min.
IV 20°C (J)	40	-
PWHT (°Cxh)	690x1	690±15x1

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