reading electrodes. numbering system created by aws american welding system come in sizes from 1/16-...
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![Page 1: READING ELECTRODES. Numbering system created by AWS American Welding System Come in sizes from 1/16- 5/16”](https://reader036.vdocuments.net/reader036/viewer/2022082710/56649dbd5503460f94ab0b31/html5/thumbnails/1.jpg)
READING ELECTRODES
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Numbering system created by AWS
American Welding System
Come in sizes from 1/16- 5/16”
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READING AN ELECTRODE
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E6010
E= Arc Welding Electrode
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E6010
Four digit number
• First two digits indicate minimum tensile strength
Five digit number
• First three digits indicate minimum tensile strength
Measured in thousands of pounds per square inch
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TENSILE STRENGTH
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E6010
Next to last digit indicates what positions the electrode may be used in.
• EXX1X is for use in all positions
• EXX2X is for use in flat and horizontal positions
• EXX3X is for flat welding
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E6010
Last two numbers indicate the type of coating and the current
Common electrodes
EXX10 DC+ (DC reverse or DCRP) electrode positive.
EXX11 AC or DC- (DC straight or DCSP) electrode negative.
EXX13 AC, DC- or DC+
EXX16 AC or DC+
EXX18 AC, DC- or DC+
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COATING MATERIALS
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COMMON ELECTRODES
E6010 This electrode is used for all position welding using DCRP. It produces a deep penetrating weld and works well on dirty, rusted, or painted metals
E6011 This electrode has the same characteristics of the E6010, but can be used with AC and DC currents.
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COMMON ELECTRODES
E6013 This electrode can be used with AC and DC currents. It produces a medium penetrating weld with a superior weld bead appearance.
E7018 This electrode is known as a low hydrogen electrode and can be used with AC or DC. The coating on the electrode has a low moisture content that reduces the introduction of hydrogen into the weld. The electrode can produce welds of x-ray quality with medium penetration. (Note, this electrode must be kept dry. If it gets wet, it must be dried in a rod oven before use.)
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SIZE AND AMPS
DIAMETER AMP RANGE PLATE
1/16" 20 - 40 UP TO 3/16"
3/32" 40 - 125 UP TO 1/4"
1/8 75 - 185 OVER 1/8"
5/32" 105 - 250 OVER 1/4"
3/16" 140 - 305 OVER 3/8"
1/4" 210 - 430 OVER 3/8"
5/16" 275 - 450 OVER 1/2"