Mild Steel & Low Alloy Steel Welding Filler Wire

Welding Filler       Grade Size
(mm)
Typical Analiysis of Filler Wire Typical All Weld Mechanical Properties Applications
C Si Mn Cr Ni Others Y.P.
N/mm2
(Ksi)
T.S.
N/mm2
(Ksi)
EI.
(%)
I.V.
oC,J
(oF,Ft-LBs.)
ER-70S-2 TIG
1.6
2.0
2.4
3.2
4.0
Length
1000
.
MIG
0.6
0.8
0.9
1.0
1.2
1.6
0.04 0.51 1.22 AI: 0.07
TI: 0.08
Zr: 0.06
560
(81)
620
(90)
28 -29o,190
(-20o,140)
For welding of mild and 490 N/mm2 steel. Espeically suited for root pass of pipes, offshore rigs and structural
ER-80S-B2 0.09 0.48 0.55 1.35 Mo
0.55
It is designed for welding on 1-1/4 Cr
½ Mo steels
ER-80S-B8
(505)
0.06 0.25 0.55 9.02 Mo
1.08
410
(59)
590
(86)
32 0o,220
(32o,162)
750oC
*2hr
For welding of 9% Cr-1% Mo steel
ER-80S-B6
(502)
0.10 0.28 0.65 5.21 0.45 Mo
0.52
It is designed for welding of material of similar composition for high temperature service conditions.
ER-80S D2 0.09 0.016 1.72 0.12 Mo
0.52
It is low alloy steel wire with 2% Manganese and 0.5% molybdenum as alloying elements. The weld metal of this wire have moderately high strength with adequate low temperature toughness.
ER-80S-Ni1 0.10 0.45 1.05 0.12 0.95 Mo
0.28
It is used for welding low alloy high strength steels requiring good toughness at temperature as low as -40 degree F.
ER-90S-B3 0.09 0.48 0.62 2.55 Mo
1.10
It is designed for welding 2-1/4 Cr 1 Mo steels
ER-90S-B9 0.09 0.25 1.03 8.38 0.67 Mo
0.85
It is designed to weld high temperature steels for hot hydrogen services and is suitable for 9% Chromium steels such as P91, T91 and F91.