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70 stands for 70,000 lbs tensile strength in the "as welded condition" - untreated, 1 means it can be used in any position (flat, vertical, horizontal, overhead) 18 tells you it can be used with AC or DC Reverse Polarity. It also tells you what the base compound is in the coating. It is not recommended to be used vertical downhand.

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12y ago
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11y ago

70 stands for 70,000 lbs tensile strength, 1 means all position (flat, horizontal, vertical, and overhead), 18 tells you the basic coating type and the type of electrical current to use ( AC - DC - or either).

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12y ago

E stands for Electrode

70 stands for strength of 70 thousand square inch

1 stands for any position of welding

8 stands for use of flux

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12y ago

70 is the minimum tensile strength in tens of thousands..... so 70,000 min. tensile

the 1 is the position in which the rod welds and the 8 is the flux coating.

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15y ago

70-70ksi yield strength

1-every position

8-low hydrogen

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Q: What does 7018 stand for on welding rod?
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its 7018 grade rod can use


What welding rod do you use for welding boiler plate?

Totally depends on what the boiler plate is made up of. Normally this data is supplied to the welder operator.


What does en indicate on a welding rod?

The letters EN , on a welding electrode , indicate "electrode negative" , that is the electrode is to be used with a DC current , in the negative position, or polarity.


What type of filler material is used for mild steel?

ER70S-6 is a very common filler metal when welding with Gas Metal Arc Welding or Gas Tungsten Arc Welding on a low carbon steel (mild steel). This can be purchased as a spool or in rod form.


What are the ten difference between TIG and MIG welding processes?

ElectrodeTIG welding uses a tungsten electrode that is not consumed during the welding process. MIG welding uses a metal electrode that doubles as filler material for the weld and is consumed during welding.Shielding GasTIG welding primarily uses argon as a shielding gas, with helium occasionally used. Argon is also the primary shielding gas used in MIG welding, but argon mixtures and carbon dioxide are often used for different applications.Filler MaterialTIG welding requires a separate filler material in rod or wire format because the electrode is not consumed. MIG welding delivers the filler material via the electrode.Work Piece MaterialsTIG welding can be applied to just about any metal, from steel to aluminum and exotic alloys. MIG welding was developed for nonferrous metals, but can be applied to steel.DifficultyTIG welding is considered to be more difficult than MIG welding because tighter tolerances have to be maintained between the electrode, the filler rod and the work piece.