The number 4 in an E704X means ____.

Question

Quizplus · Accepted Answer

The letter E indicates that this electrode has a high cellulose sodium coating. The number 7 indicates that it has a tensile strength of 70,000 psi. The next digit, 0, indicates that it is suitable for all welding positions. The final digit, 4, indicates the type of current that should be used (DC- or AC+). Therefore, the correct answer is C, which indicates that it can be used for flat, horizontal, overhead, and vertical-down positions.

The Number 4 in an E704X Means ____