Low Hydrogen Electrode Carbon Steel Welding Electrode For Mild Steel And Medium Tensity Steel E7018-

? Uniform and soft metal transfer?
? Easy to control weld pool and slag.?
? Suitable in DC (+) and in AC 70V.?
? Increased weld deposit of about 115% ensures faster welding.?
? Neat weld profile in fillet joints.?
? High tensile strength and excellent toughness in sub-zero temperatures.?
? Suitable for highly restrained joints?
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Quick?Details:

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Typical applications include welding of carbon steels sensitive to hydrogen embritlement, heavy and rigid?
structures pressure vessels and equipment subjected to severe stress and requiring good?
toughness,properties at sub zero temp. down to -50°C.
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Applications :?
AWS E7018-1 is 490Mpa high strength steel with iron powder and low hydrogen electrode, used in power plants, petrochemical, shipbuilding and offshore platform.
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Characteristics on Usage :?
This unique electrode is capable of yielding welds which are of Radiographic quality specially designed for high Impact values down to – 46 centigrade and is crack resistant. This electrode has easy slag removal, excellent?arc stability and arc smoothness.
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Typical chmical composition of weld metal

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Mechanical?Properties?of?Deposited?Metal
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Diffusible Hydrogen Content : ? ? ? ?? 5 ml/100gms. of weld?
Radiographic evaluation :? ? ? ? ? ? ? ? ?Meets the requirements of Grade-I.
Moisture content in the flux covering :? ? ? ? ? ? ? ?0.6%?
Rebaking recommendations : The electrodes should be re-baked at 400°C for one hour prior to use and?maintained warm till the job is completed.?
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