Classification   AWS/SFA 5.18
ER 70S-2
Characteristics  
Deoxidized copper coated mild steel wire. It gives stable arc,smooth flow and minimum spatter under
Optimum welding conditions.Welds are of radiographic quality.
Applications  
Structural,pressure vessels and boilers involving unalloyed and micro-alloyed structural steels.It meets
HIC & SSCC test as per NACE specification.
Welding current   DCEP
Wire Chemistry
(%)
 
C Mn Si S P Ti Zr Al Cu
0.07 max 0.90-1.40 0.40-0.70 0.03 max 0.025 max 0.05-0.15 0.02-0.12 0.05-0.15 0.50 max

All-Weld
Mechanical
Properties
(Argon Shield)

 
UTS UTS Elng.(%) CVN Impact values at
N/mm2 N/mm2 (L = 4 x d) -30°C
480 min 400 min 22 min 27J min  
Obtained with normal welding parameters.The values may change if parameters are changed
markedly.
Shielding Gas   Argon
Welding Position   All positions
Sizes (mm)   0.80, 1.20, 1.60, 2.00, 2.50
Packing Specification   Supplied in spools as well as in cut lengths of 1000mm
(TIGFAST-3 is available in 1.60, 2.00, 2.40 & 3.15mm Sizes).
Weight   12.5 / 15.0 Kg approx. in spool and cut lengths in 5.0 Kgs telescopic tube, then 4 nos of
tubes are packed in one box (20 Kg net).
Packing   Each spool is sealed in an airtight polythene bag and then packed in a corrugated box,
which is again shrink-packed for better protection.
 
 
 
 
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