Grade | Application | Mechanical Properties | Chemical Properties |
AWT E 8018 G AWS/SFA 5.5 : E 8018 G |
A heavy coated,all position hydrogen controlled, iron powder type electrode giving radiographic quality weld deposit. Suitable for welding of Si-Mn, Ni alloyed fine grained steels & high tensile steels for heavy construction work subject to dynamic loading. | YS: 48-55 Kg/mm2 UTS: 55-66 Kg/mm2 Elong: 25-30 % CVN Impact Strength at +20 deg. C: 40-80J |
C: 0.080 max Si: 0.5 max Mn: 1.2-1.80 S: 0.025 max P: 0.025 max Ni: 0.6-0.1 |
AWT E 8018 C1 AWS/SFA 5.5 : E 8018 C1 |
A basic coated, iron powder type electrode, specially designed for welding of 2.5 % Ni Steels. Suitable for welding of 2.5 % Ni steels, high tensile steels, Pressure vessels, Valves, Storage tanks, Pipelines for liquid gases such as butane, propane etc. | YS: 48-56 Kg/mm2 UTS: 57-64 Kg/mm2 Elong: 20-28 % CVN Impact Strength at +20 deg. C: 70-100J |
C: 0.10 max Si: 0.50 max Mn: 0.8-1.20 S: 0.025 max P: 0.025 max Ni: 2.0-2.75 |
AWT E 9018 G AWS/SFA 5.51 : E 9018 G |
A medium heavy coated, Low hydrogen, all position electrode giving radiographic quality welds. Suitable for welding of heavy sections & restrained joints of high tensile steels, Power house construction, Oil refinery, earth moving equipment etc. | YS: 55-63 Kg/mm2 UTS: 64-70 Kg/mm2 Elong: 17-24 % CVN Impact Strength at +20 deg. C: 30-58J |
C: 0.08 max Si: 0.80 max Mn: 1.0-1.50 S: 0.025 max P: 0.025 max Ni: 1.0-1.8 Mo: 0.2-0.50 |
AWT E 9018 B3 AWS/SFA 5.5 : E 9018 B3 |
A medium heavy coated, basic type, all position, iron powder electrode, specially designed to weld high tensile Cr/Mo heat & creep resisting steels. Suitable to weld high tensile steels with 2.25 % Cr and 1 % Mo, boilers, Pressure vessels, pipelines in oil refineries, high temperature reaction vessels etc. | YS: 55-62 Kg/mm2 UTS: 63-70 Kg/mm2 Elong: 20-25 % |
C: 0.05-0.10 Si: 0.50 max Mn: 0.9 max S: 0.025 max P: 0.03 max Ni: 2.0-2.50 Mo: 0.9-1.20 |
AWT E 10016 G AWS/SFA 5.5 : E 10016 G |
A basic coated, Cr Ni-Mo alloyed electrode for welding of high tensile steels such as N-A-XTRA 70, HY 100, Q2 (N) steels. Specially suitable for all critical applications in high strength steels such as offshore, bridge structures, Steam turbine rotors, earth moving equipments etc. | YS: 80-95 Kg/mm2 UTS: 96-106 Kg/mm2 Elong: 12-18 % CVN Impact Strength at +20 deg. C: 30-41J |
C: 0.050-0.09 Si: 0.50 max Mn: 0.60-1.00 S: 0.025 max P: 0.025 max Ni: 2.20-3.00 Mo: 0.5-1.0 Cr: 0.80-1.20 |
AWT E 11018 M AWS/SFA 5.1 : E 11018 G |
A heavy coated, hydrogen controlled, iron powder type electrode. Suitable for welding of high tensile steels having high tensile steels having high tensile strength of 110,000 psi upwards. Suitable for welding of low alloy high tensile steels, Ni steels, Ni-Moly steels & steels such as T-1, NA-XTRA 70, HY100, Q2(N), boilers, pressure vessels, heavy structures etc. | YS: 69-75 Kg/mm2 UTS: 77-83 Kg/mm2 Elong: 22-26 % CVN Impact Strength at +51 deg. C: 28-58J |
C: 0.09 max Si: 0.60 max Mn: 1.30-1.60 S: 0.03 max P: 0.03 max Ni: 1.50-2.50 Mo: 0.25-0.50 Cr: 0.40 max |
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